MAKE |
MODEL |
FAULT REPORTED |
REPAIRS DONE |
AWA |
ALL AWA MODELS |
Lines Or Noise Bars In Pic. Of Pre Rec. Playb. Ok. |
Check Take Up And Supply Guide Posts Loose And Out Of Alignment. Monitor T.P.2c On Oscilloscope Whilst Triggering From T.P.2h Or T.P.4c. Adjust Guide Posts To Achieve A Flat Rf Envelope. |
AWA |
AT1 |
See Awa Av1 |
|
AWA |
ATV1 |
Capstan Speed Drifting |
C441 (.1uf) On Pcb S-j |
AWA |
ATV1 |
Cuts Out In Play |
Worn 'l' Plate, Faulty An318, Drum Flywheel Loose. |
AWA |
ATV1 |
Drum Servo Not Locked |
An318 Faulty Or Drum Flywheel Loose. |
AWA |
ATV1 |
Horiz Jitter Across Picture. |
If Volts Across D404 More Than 8.5v Put 7.5 Zener Across It. |
AWA |
ATV1 |
Int Play & Record When Hot. |
Make Sure R548 Is 5.6k & Not 56k |
AWA |
ATV1 |
No Colour On Play |
X631 Faulty |
AWA |
ATV1 |
Patterning On Pic On Play And Record |
Make Sure "all" Pcb Mounting Screws Are In Place |
AWA |
ATV1 |
White Noise & Streaking On Play |
Clean Static Discharge Contacts On Bottom Of Drum. |
AWA |
ATV10 |
All Lights On, Won't Play. |
Ic500 (mc14171b). |
AWA |
ATV10 |
Breaks Tapes On Rew, No F/f |
Pinion Gear On T/u Motor. |
AWA |
ATV10 |
Chews Tapes Or Will Only Play In Cue Mode. |
T/u Motor Faulty. |
AWA |
ATV10 |
Drum Speed Hunting |
Vr4a0 Sets Drum Speed. Also Remove Glue From Track Side Of Pcb. |
AWA |
ATV10 |
Int Capstan Runs Fast. |
Dj's On Ic 4b0. |
AWA |
ATV10 |
Int Not Recording Sound. |
Hard Wire Erase Head. |
AWA |
ATV10 |
Int Or No Colour On Play/rec. |
Adj Vc6ao For 4.43mhz On Pin 14 Of Ic6ao, If Not Put 12pf Across C603. |
AWA |
ATV10 |
Interm. Capstan Speed Runs Fast. |
Check For Dry Joint On Pin 5 Of Ic 4bo. |
AWA |
ATV10 |
Loads Tape Then Drum Shuts Down And Ee Keeps Playing. |
Load Belt Slipping. |
AWA |
ATV10 |
Low Sound With Humming Noise. |
Relay K3fo. |
AWA |
ATV10 |
No Sound |
Relay K3fo (mz-9b) |
AWA |
ATV10 |
No Sound, Or Int Sound. |
Change Faulty Relay K3fo (mz-9b) |
AWA |
ATV10 |
No Take-up In Play/rec. Modes Intermittent. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV10 |
No Tape Functions. Won't Eject. |
Load Belt Stretched/ Broken. |
AWA |
ATV10 |
Not Recording Audio Or Erasing Previous Signal On Tape. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV10 |
Not Recording Sound On Blank Tape. Prev. Rec. Sound Heard. |
Cut Off Plug D.F. On Full Erase Head And Wire Direct To P.C.B. Add A 2200 Pf Greencap Across Pins 1 And 3 Of Oscillator (bias) Coil. Check Osc. Freq. Range 68-72 Khz. |
AWA |
ATV10 |
Not Switching From Tuner Pic. To Tape Pic. In Play, Interm. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV10 |
Poor Or No Picture |
Adjust Entry And Exit Guides To Head Drum. Locking Screw Comes Loose. |
AWA |
ATV10 |
Slow Play, Supply Motor On All The Time. |
Q5c4 (2sa1115) |
AWA |
ATV10 |
Sound Will Not Erase. |
Remove Plug/socket From Erase Head And Wire Cable Direct To Pcb. |
AWA |
ATV10 SEE ATV 5 |
|
|
AWA |
ATV11 |
No Drum Control. No Colour. |
Upper Drum Assembly Faulty, Change C640 S/c. |
AWA |
ATV11 |
No Take Up Motor Drive. |
Change Q5b4 (25a1115) (search Transistor) |
AWA |
ATV11 |
No Take-up In Play/rec. Modes Intermittent. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV11 |
Not Recording Audio Or Erasing Previous Signal On Tape. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV11 |
Not Switching From Tuner Pic. To Tape Pic. In Play, Interm. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV11 |
Poor Take Up Torque And/or Noisy F.F |
Change T/u Motor. |
AWA |
ATV14 |
All Tape Functions Stop After Several Seconds. |
Check Take-up Side Reel Photo Sensor, Gp2l04. P.No. 268p02601. |
AWA |
ATV2 |
Can't Tune Tv Channels. Tuning Line Stuck On 30 V. |
If No 6 Button Tunes Ok Replace D7a5 {prog 6 Isolation diode} |
AWA |
ATV2 |
Capstan Motor Inoperative. |
Change Q443.Q439 (2sc1162c) On Servo Pcb. |
AWA |
ATV2 |
Capstan Not Turning |
Q444 Dj'd Or Motor Sticking. |
AWA |
ATV2 |
Capstan Speed Faulty |
Ic401, X631 Faulty Or Adjust Vr414. |
AWA |
ATV2 |
Clock Or Program Not Working |
V8f1 Or Ic8fo Faulty. |
AWA |
ATV2 |
Cue And Review Inoperative. |
Change Ic4604 (tc4001bp) Located On Audio Search Board. |
AWA |
ATV2 |
Cue\review Not Working. |
D5a5 Faulty, Capstan Motor Needs Lubrication. |
AWA |
ATV2 |
Day Of The Week Will Not Strobe. |
Ic8f1 Faulty Or Dj's On Pcb Ch.Pro. |
AWA |
ATV2 |
Distorted Play |
Ic401 Or Dj On Q2b3 |
AWA |
ATV2 |
Drum Motor Not Turning. |
Ic403 Faulty. |
AWA |
ATV2 |
Drum Motor Too Fast. |
Ic403 Faulty. |
AWA |
ATV2 |
E-e Picture Not Cancelling On Play. |
Q2a3 Leaky. |
AWA |
ATV2 |
Erratic Clock Operation |
D908 Or Q907 Faulty, On Psu Pcb. |
AWA |
ATV2 |
Goes Into Review When Play Pushed. |
Adj Duty Cycle Vr 4601 & Vr602 Presets. |
AWA |
ATV2 |
Intermittent Audio |
Ic3fo {an262} Faulty. |
AWA |
ATV2 |
Intermittent Loss Of Colour, Recorded Servo Upsets. |
Check Colour Killer Adjustment. |
AWA |
ATV2 |
Intermittent Sound. |
Change Ic3fo (an262) |
AWA |
ATV2 |
No Capstan |
Q443, Q439 On Servo Pcb. |
AWA |
ATV2 |
No Colour On Play Back. |
Change Ic631 (an305) |
AWA |
ATV2 |
No Colour On Play. |
Dj On Q635 Or Q640. Ic631 {an305} Faulty. |
AWA |
ATV2 |
No Colour On Record. |
Ic640 (an236) Faulty. |
AWA |
ATV2 |
No Colour On Record. |
Change Ic640 (an236) |
AWA |
ATV2 |
No Cue\review. |
Ic4604 (tc4001bp). |
AWA |
ATV2 |
No Recording Colour |
Ic641 Or C6m8 Faulty. |
AWA |
ATV2 |
No Sound On E-e |
Ic3f1 Faulty Or Dj On 5 Pin Din Socket |
AWA |
ATV2 |
No Video On E-e |
Ic211 Leaky. |
AWA |
ATV2 |
No Video On Play |
Df2a1 O/c. |
AWA |
ATV2 |
Slow Cue And Review - Wow In Sound. |
Change Capstan Motor - Top Bearing Seizing. |
AWA |
ATV2 |
Slow Cue/review, Wow & Flutter. |
Top Bearing In Capstan Motor, Try Lubricating. |
AWA |
ATV2 |
Smear On Recording Picture. |
Q214 Leaky. |
AWA |
ATV2 |
System Will Not Load To Play Or Record. |
Change Q5e3 (2sa673) On Motor Control Pcb, If No 15 Volt To Pin 28 Of Ic. |
AWA |
ATV2 |
Vcr Will Not Switch From Video To Tv. |
Change Ic5lo (tc4013bp) On Program Pcb. |
AWA |
ATV2 |
White Bar Thru Pic On Play |
Ic5lo Faulty. |
AWA |
ATV2 |
Won't Load To Play/record. |
Q5e3 (2sa673) On Motor Control Pcb. |
AWA |
ATV2 |
Won't Switch From Vtr To Tv. |
Ic5lo (tc4013bp) On Program Pcb. |
AWA |
ATV2 |
Wowing Audio, No Search Mode On "slow Search Mode" |
Check For Faulty Capstan Motor. |
AWA |
ATV20 |
Audio Not Muting In Cue & Review Modes. |
Q3ao Open Circuit. |
AWA |
ATV20 |
Blowes Fuses. |
Replace 1c902 & Check Q972. |
AWA |
ATV20 |
Capstan Speed Too Fast |
Ic419 (ba856) |
AWA |
ATV20 |
Hum In Sound |
Relay In Audio Circuit. |
AWA |
ATV20 |
Int Capstan Speed |
Ic418 (ma7434) Faulty. |
AWA |
ATV20 |
No Audio On Play. |
No 9v To Audio, Ic3a4 Faulty. |
AWA |
ATV20 |
No Capstan Drive |
Relay K4a1 Faulty |
AWA |
ATV20 |
No Clock Display |
Ic501 Faulty. |
AWA |
ATV20 |
No Colour On Play |
Remove Glue From Chroma Pcb, Under Shield. |
AWA |
ATV20 |
No Drum |
Dj's On Ic4p1, Ic4po, & Ic4p2. |
AWA |
ATV20 |
No Or Low Audio On Play |
R3e9 O/c Or High In Value |
AWA |
ATV20 |
No Take-up In Play/rec. Modes Intermittent. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV20 |
Not Erasing Audio |
Hard Wire Full Erasse Head. |
AWA |
ATV20 |
Not Locking In Cue Mode. |
C452 Open Circuit. |
AWA |
ATV20 |
Not Recording Audio Or Erasing Previous Signal On Tape. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV20 |
Not Switching From Tuner Pic. To Tape Pic. In Play, Interm. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV20 |
Pulsing Sound, Pic Unstable, Colour Smeary. |
Capstan Motor. |
AWA |
ATV21 |
No Take-up In Play/rec. Modes Intermittent. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV21 |
Not Recording Audio Or Erasing Previous Signal On Tape. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV21 |
Not Switching From Tuner Pic. To Tape Pic. In Play, Interm. |
Check For Slipping Load Belt. P.No. 521d033010. |
AWA |
ATV30 |
Drum Hunting |
Dj's On Drum Mda Pcb. (top Of Mechanism Near Pinch roller) |
AWA |
ATV30 |
Head Switch Point Adjustment |
Vr4a2, Vr4a3 |
AWA |
ATV30 |
Hum In Sound |
Relay In Audio Cidrcuit. |
AWA |
ATV30 |
Shuts Off During Playback And Spills Tape. |
Check Whether Plastic T.U. - Drive Gear Is Loose On The Shaft, And If So, "locite" Gear Onto Shaft, Or Replace T.U. - Assembly. |
AWA |
ATV4 |
15 Volt B+ Supply Missing |
Change D908 (eqa 01 - 16r) And Q907 (2sc1983) 15v Regulator. |
AWA |
ATV4 |
Capstan Motor No Go. |
Cable Clamp On Ad/sv Pcb Adrift. |
AWA |
ATV4 |
Capstan Runs Fast When Released From Speed Search. |
Faulty Photo Interrupters On Capstan Flywheel. |
AWA |
ATV4 |
Chews Tapes When Ejecting. |
Faulty Supply Motor Or Spool Brakes. |
AWA |
ATV4 |
Dead |
Q902 In Power Supply O/c. |
AWA |
ATV4 |
Drum & Capstan Fast After 5 Minutes. |
Q445 Leaky. |
AWA |
ATV4 |
Drum Motor Runs Really Really Fast |
Dj's On Ic405 Bottom Pcb. |
AWA |
ATV4 |
Drum Running Flat Out. |
Dj's On Ic405 Or Q417 On Pcb Ad/sv. |
AWA |
ATV4 |
E-e Sound Cracling. |
Ic3f1 (tc4066) Faulty. |
AWA |
ATV4 |
F/f Or Pause Light On, Machine Erratic |
Ic5ao (tms1300-2143) |
AWA |
ATV4 |
In Play, E-e And Play Video Mixed Together. |
Ic2a2. Pin3 Is 6v Instead Of Ov. |
AWA |
ATV4 |
Int Drum Speed |
Ic406 (upc339c) Faulty. |
AWA |
ATV4 |
Intermittent Video Head Speed. |
Change Ic406 (upc 339c) |
AWA |
ATV4 |
Locked In Pause. |
Ic5ao (tms1300-2143) On Mecha Cont Pcb. |
AWA |
ATV4 |
No 15v Rail |
D908 & D907 Faulty. |
AWA |
ATV4 |
No Audio On E-e Or Play |
Ic3f1 (tc4066) Faulty. |
AWA |
ATV4 |
No Colour & Loss Of Drum Lock. |
X6f2 (4.43mhz) Faulty. |
AWA |
ATV4 |
No Colour In Play |
Ic6fo (an6360) Or X6f1 Dj'd. |
AWA |
ATV4 |
No Eject Or Mecha Functions. |
F902 Loose. |
AWA |
ATV4 |
No Pic On Play, Lost On Head. |
Ic201 (an632on) |
AWA |
ATV4 |
No Power |
Q907 Faulty. |
AWA |
ATV4 |
No Review, Slow To Slow Down After Cue. |
Dj On Q412. |
AWA |
ATV4 |
Not Erasing Video Properly. |
Plug Ax On Pcb Ad/sv Loose. |
AWA |
ATV4 |
On Stop, Unloads Then Partially Reloads Before Stopping |
Ul Switch (436poo209). |
AWA |
ATV4 |
Patterning On Play |
Zener Diode D 916. |
AWA |
ATV4 |
Plays For Few Seconds Then Stops. |
Adjust Drum Pg Head To Flywheel. |
AWA |
ATV4 |
Recorder Locked In Pause Mode. |
Change Ic5a0 (tms1300-2143) On Mechanon Board. |
AWA |
ATV4 |
Snowy Pic |
Q72 (2sc711a) On Tuner Pcb. |
AWA |
ATV4 |
Snowy Picture. |
Change Q72 (25c711a) (on Tuner Board). |
AWA |
ATV4 |
Snowy Pictures On E To E, Tape Playback Ok. |
Change Antenna Booster Ic Mc5156.(add 2 Diodes 152471 Back To Back) From Pin 11 Of Ic To Earth. |
AWA |
ATV4 |
Sound Goes Intermittent. |
Change Rec./playback Relay, Faulty (audio). |
AWA |
ATV4 |
Stopping In F/f |
T/u Motor Intermittent. |
AWA |
ATV4 |
Stops On Play/rec. |
Dj's On Ic401 Or Q570 & Q571 Int Pt No:260p45102 |
AWA |
ATV4 |
Stops On Playback Or Record. |
Check For D/j's On Ic401, Tr Photo's May Go Intermittent. Q570 And Q571. Part No. 260 P45102. |
AWA |
ATV4 |
When Speed Searching, Tape Stops Or Motors Clatter. |
Adj Vr408/9. See Page 24 In Service Manual. |
AWA |
ATV4 |
Won't Unload |
Al Switch (436poo209) |
AWA |
ATV5 |
Drum &/or Capstan Int Start |
Ic4ao (tms1300 2143) Also Refer Atv4. |
AWA |
ATV5 |
Drum Very Fast |
Dj's On Ic411 |
AWA |
ATV5 |
E/e Pic When On Play |
Ic419 (tc4049) |
AWA |
ATV5 |
Goes To Rew On All Functions. |
Replace Ic In Remote Control. |
AWA |
ATV5 |
Goes To Rew. On All Functions. |
Change Ic In Remote Control. |
AWA |
ATV5 |
Heads May Clog Up Easily; Excessive Back Tension. |
Change Supply-spool Motor, "sticking". Adjust Back Tension As Per Manual. |
AWA |
ATV5 |
Intermittent Erratic And Tearing Picture, Sound Drags. |
Change Supply - Spool Motor, "sticking". Adjust Back Tension As Per Manual. |
AWA |
ATV5 |
Loads Tape Ok - Then Unloads. Won't Play. |
Check If Shut-down Occurs Just After Pinch Roller Engages. Capstan Excessive, Causing Tape Looping And Operation Of Slack Sensor. Change Ic402 (capstan Drive Servo) |
AWA |
ATV5 |
Noise Bars On Picture, Top Or Bottom. |
Check Tape Path Alignment Guides. |
AWA |
ATV5 |
Remote Not Working, Led Flashing. |
Icmo1 (m5848p) |
AWA |
ATV5 |
Sluggish Rewind |
Normally Caused By Added Loadingof Head Motor - Depending On Mode. Note; Back Tension Is Done Electrically. |
AWA |
ATV5 |
Snowy Pic In Tv & E-e Modes. |
Ic In Booster. (mc5156) |
AWA |
ATV5 |
Snowy Picture In Tv And Vcr Modes. |
Change Ic In Rf Booster. Mc156 Part No. 266001109 |
AWA |
AV1 |
Cassette Threads, Starts To Play, Then Stops. |
6. If Play-key Is Held Down During And After Threading, Without Autostop Solenoid Activating - Then Fault Is Mechanical. * Play Key Locking Slot In L Plate (10) On Function Assembly Worn And Releases On Final Click Of Trading Cycle - Replace Or File "l" |
AWA |
AV1 |
Cassette Threads, Starts To Play, Then Stops. |
1. Check Cassette Lamp O/c. 2. Auto Stop Triggered Because Drum Is Not Rotating. 5- 6 Seconds. 3. No Drum Pulse. Check That Flywheel Is Not Loose And That It Is Close Enough To P.U. Head. 4. I.C. 3 (servo Ic) An 318. 5. Check That Take Up Reel Rotates, I |
AWA |
AV1 |
Damaged Tapes |
1: Pinch Roller - Clean Or Replace. 2:take - Up Clutch- Adjust Or Replace. 3:cassette Not Seating Properly Due To Cassette Compartment Or Heavy-handed Customer |
AWA |
AV1 |
Intermittently Stops Or Dosn't Thread. |
Check For "dead Spot" On Capstan Motor. |
AWA |
AV1 |
Loss Of Top-half Of Picture Unlocked Picture. |
Tension-arm Sticking And Not Applying And Back Tension. |
AWA |
AV1 |
No Record Or No Audio Dub. |
1: Check Linkages Out Of Position Near S1 And S2 Of Audio Servo Board. 2:reposition Board - To Allow Proper Travel Of Switch. |
AWA |
AV1 |
One Head Dead On Own Recordings Only. |
Check Q10, Q11, (preamp Bd). |
AWA |
AV1 |
Picture Wobble, Drifting Chroma W.R.T. Luminance. |
1:check Servo Alignment. 2:faulty Drum Motor - Especially Steel Case Models Marked "made In Holland". 3: Check For Erratic Back Tension. |
AWA |
AV1 |
Unlocked Picture, (like Unlocked Hor. Hold) |
Drum Running Fast. 1: Check Drum Discriminstor A & J. 2: Check Full Servo Alignment. 3: If Intermittent, Check Ic5. |
AWA |
AV1 |
Vertical Jitter On Playback. |
1:check Tape For Damage On Lower Edge Of Tape. 2:check P.B. Switching Point Is Not Inside Vertical Interval. |
AWA |
AV1 |
White Static Interference On Playback. |
Dirty Copper "antistatic Brush", Under Drum Flywheel - Remove And Clean. |
AWA |
AV10 |
Intermittent Or No Colour On Record Or Play. |
Adjust Vc6a0 To Get 4.43333 Mhz On Pin 14 Of Ic6a0. If Unable To Achieve 4.433 Mhz Insert 16 Pf In Parallel With 12 Pf C603 |
AWA |
AV10 |
Slow Playback. Reel Motor On At All Times Power On. |
Change Q5c4 (2sc1115) |
AWA |
AV11 |
Bands Of Noise Across Picture In Play Of Pre-rec Tapes |
Adjust Entrance And Or Exit Guides |
AWA |
AV11 |
Black Pic, Noisy Sound. |
Check Q103 (2sc22724) & Ic101 (m5186p) |
AWA |
AV11 |
Blurred E-e |
Check Q3a5 (2sc2603) For O/c. |
AWA |
AV11 |
Capstan Slow |
If Pin16 Of Ic4a3(m54896) Is Low - Replace. |
AWA |
AV11 |
Capstan Too Fast |
C4f9 (.22uf) O/c |
AWA |
AV11 |
Displaced Colour, Picture Jitter On Play. |
If Pin 14 If Ic4a1 (tc4066bp) |
AWA |
AV11 |
Drum Too Fast |
Q4bo O/c. Or Ic4a8 (an6344). If Pin 1 Of Ic4a8 Low Check Q4a2. |
AWA |
AV11 |
Int Luma On Play |
Dj's On Ic2a0 (m51450p) |
AWA |
AV11 |
Loading Motor Keeps Running When Tape Inserted |
Check Orange Lead Or Switch On Load Mechanism For O/c. |
AWA |
AV11 |
No Capstan Motor |
Ic4a0 (m50129p) |
AWA |
AV11 |
No Clock Display |
Check D904 & Q902. |
AWA |
AV11 |
No Drum Rotation (int?). |
R403 (82 Ohm ) O/c. & Check For Dj's On Drum Pcb. |
AWA |
AV11 |
No E-e |
Check D901 & Q901 |
AWA |
AV11 |
No Operate &/or All Days Of The Week Light Faintly |
R915 (10 Ohm Fusible ) O/c & Check Q903 |
AWA |
AV11 |
Slow Speed. Volume Fluctuates |
Capstan Motor Faulty |
AWA |
AV11 |
Snowy On E-e |
If 12v Missing On Pin Bu Of Tuner, Check Q905 (2sc1983) |
AWA |
AV11 |
Snowy Pic With Slight Picture At Top In Play. Cuts Out. |
R4k9 (1.5 Ohm 2w ) O/c. |
AWA |
AV11 |
Sound Varies In Playback. |
Check Supply Motor, & Back Tension. Motor Sus |
AWA |
AV11 |
Takes A Long Time To Come Out Of Visual Search |
Capstan Motor Faulty |
AWA |
AV11 |
Weak & /or Int Colour |
Q6a3 (2sc2603) Or (2sc2724) |
AWA |
AV11 |
Won't Accept Tape |
Check For O/c Yellow Lead On Load Mechanism |
AWA |
AV11 |
Won't Erase Previous Audio |
Dj On Erase Head. Remove Plug & Socket On Head. |
AWA |
AV11 |
Won't Switch Off |
Check R908 (1.8k) Or R910 (56 Ohm) O/c |
AWA |
AV11 |
Wow & Flutter |
Capstan Motor Faulty |
AWA |
AV12 |
Low Torque After 5 Mins In Play. Looks Like Int. Pause. |
Change Ic5a4 Stk6962. |
AWA |
AV12 |
No Eject, Rew, F/f Etc - No Capstan Drive. |
Stk6962 Ic Faulty |
AWA |
AV12 |
Plays And Records In Black And White. |
Replace Ic 6a0 (hybrid) |
AWA |
AV12 |
Will Not Play Or Load. |
Change Ic5a4 (stk6962) |
AWA |
AV12 |
Will Not Tune In Tv Stations. |
Resolder Tuner To Printed Circuit Board - (d/j's). Check Also Soldering Of Ic8a0 For D/j's. |
AWA |
AV12 |
Won't Accept Tapes. |
Ic5a4 (stk6962) |
AWA |
AV12 |
Won't Play Or Load |
Ic5a4 (stk6962) |
AWA |
AV12 |
Won't Tune Channels |
Dj's On Tuner Pcb &ic8a0. |
AWA |
AV14 |
Erratic Functions, Gears Slipping |
Replace Gears & Mode Switch. *grease All Gears Etc* |
AWA |
AV14 |
Intermittently Stops In Play & Record. |
Take Up Reel Sensor Faulty. |
AWA |
AV14 |
Looks Like Bad Heads(no Head Signal) |
Replace Ic4a4 (4077). |
AWA |
AV14 |
Loss Of Tuning Memory |
Caused By Spike On Mains, Can Be Reduced By .01uf across Mains. |
AWA |
AV14 |
No Clock, No Operation, Power Light On. |
Q5a3 Reset Transistor. |
AWA |
AV14 |
No Drum |
Ic401 (lb1620) On Mba Pcb. |
AWA |
AV14 |
Not Loading Fully |
Check Cam Gear B & Load Arm Gear For Cracking, Loose pin On Arm. |
AWA |
AV14 |
Rejects Tapes. |
If Pin 20 Of Ic5a0 Is 2.8v Replace Ic5a0. |
AWA |
AV14 |
Tape Stuck In Loaded Position, Pause Light On. |
Ic5a0 (m50742-653sp) |
AWA |
AV14 |
When Pulling Tape Out, Cassette Slider Goes In & Jams. |
Mode Switch On Side Of Front Loader Faulty. |
AWA |
AV14 |
Won't Turn On. Mss Ok. |
Check Edge Convertor To Timer Display Pcb Pin 22 Should Be 5v On - 0 Off Originates From F Pin 7 (power Switch) |
AWA |
AV2 |
Snowy Picture To T.V. When Connected Through Vcr. |
Change Antenna Amp. Booster (ic Mc 5156). To Prevent From Re-occuring Fit 2 Diodes (1s2471 Or Similar ) Back To Back From Pin 11 Of Ic To Earth. |
AWA |
AV20 |
Capstan Motor Intermittent And/or On At All Times. |
Change Ic418 (ma7434) |
AWA |
AV20 |
Int Not Erasing Sound. |
Remove Plug On Full Erase Head And Solder Leads Directly To P.C.B. |
AWA |
AV20 |
Pulsing Sound, Picture Questionable - Colour Tends To Smear |
Check Capstan Motor Speed - Replace If Unstable. |
AWA |
AV21 |
After Cue Pressed Vcr Goes To Review & Stays There. |
Adjust Vr4131 Capstan Fg For 320 Mv At Tp6. |
AWA |
AV21 |
Drum And Capstan Motor Hunts. No Reel Drive Unless Stall Drum. |
Missing 4.43meg Crystal From Connector Su On Pcb Signal Board. signal Board Is Under Top Board. Remove Shield And Remove Glue From Pins Of Ic 6ao. |
AWA |
AV21 |
Int Colour On Play |
Remove Yellow Glue From Pcb & Check Xtal Lugs. |
AWA |
AV21 |
Poor T/u Torque And/or Noisy F.F |
Change "polling" T/u Motor. Check Load Belt. |
AWA |
AV21 |
Records Flashing Colour |
Q6m0 Faulty No Comp Sync Out. |
AWA |
AV21 |
Won't Switch To Lp. |
Relay Faulty On Drum Assy. |
AWA |
AV29 |
Head Switch Adjustment. |
Adjust Vr4a2, Vr4a3 |
AWA |
AV400 |
Drum Int Stops & Runs Backwards. |
Check For Dj On Brown Wire To "da" Socket On Mda Pcb. |
AWA |
AV400 |
Int Slow Load & Int Drum & Capstan Lock. |
X' Tal X1440 (4.433619 Mhz) Faulty |
AWA |
AV400 |
No E/e Sound On Stero (l/man R/sub Posit. Of Audio Monitor) |
C3261 47ouf Leaky (hifi Pcb) Or R 3411 1oouf &q3601 o/c |
AWA |
AV400 |
Noise In Hi-fi. |
T.P. 3n Rf Envelope T.P. 3y H/switch Adjust Vr3604. |
AWA |
AV400 |
Rf Interference On Top Or Bottom Half Of Picture |
Adjust Vr3301 (fm Channel Balance) |
AWA |
AV400 |
Won't Rew Or F/f, Loads & Unloads Before Attemp.Rew, F/f |
Mode Selector Switch Faulty. |
AWA |
AV410 |
Chewed Gears |
Mode Switch Faulty. |
AWA |
AV410 |
Distorted Pb Picture (heavy Lines Flashing Across Screen) |
Check Ic2a0 Ehm-m96a5u61k. |
AWA |
AV410 |
Drum Slowly Hunting. |
Check C4d0 47uf/25v. Near Q4a1. |
AWA |
AV410 |
Loss Of Servo Lock |
Reg 5v Down To 4.4v. Check Ic971 (njm785a) |
AWA |
AV410 |
Slow Loading, Vtr/tv Switch Not Operating |
Check C506 22ouf/10v On Pcb Ope. |
AWA |
AV411 |
No Video From Tuner. Audio Ok. Video P/back Ok. |
Remove Glue From Video Mute Pcb.. |
AWA |
AV47 |
See Av337 |
|
AWA |
AV47 |
Snowy Picture Both Off Tape And Off Air. Any Tape Recorded On This Machine Also Gives A Snowy Picture On Any Other Machine. |
Replace Rf Converter As This Unit Includes The Antenna Booster Amplifier As Well. The Module Is Not Meant To Be Repaired So Replacement Is The Only Practical Treatment. |
AWA |
AV51 |
No Drum Rotation |
Dj's On Ma Connections. |
AWA |
AV61 |
Poor Tuner |
Replace Cap In If Stage 1µ 50 V C715 |
AWA |
AV61 |
See Ghv1240 |
|
AWA |
AV62 |
Drum Fast, Capstan Slow & Wow In Audio. |
Check Reg Ic On Drum Assy, Dj's R248, & Ic 201 (td6360) |
AWA |
AV62 |
Fails To Ff/rw |
Mode Switch (use National Vss0091) |
AWA |
AV62 |
Picture Fuzzy In P/b. Looks Like Dirty Heads. Ee O.K. |
On Power Supply/sys Con Board, Replace All 47uf/16 Volt Electrolytic Capacitors. Approx 9 |
AWA |
AV62 |
Sound Comes In And Out On Playback And Tuner. |
Look For Dry Joints On Servo Board. Connectors And Transistors. |
AWA |
AV63 |
In P/b And Ee Picture Picture Has Hum, Appears Black And Jumps. Voltage Rails And Ground Are Noisy. |
Replace All Electro Capacitors In Pwr Supply, Esp 47uf. |
AWA |
AV64 |
No Go |
Dry Joint To D521 No Power To Pins 7/8 Ic502 |
AWA |
AV64 |
No Threading Motor Drive, Mechanism In Wrong Posn. |
Replace D521 |
AWA |
AV64 |
See Goldstar Ghv129x |
|
AWA |
AV64 |
When In Stop Mode, Capstan Motor Runs Freely |
Faulty Track On Pcb Between D205 And Q204 |
AWA |
AV65 |
Cant Get Tv Channels Through Video After Storm. cant Tune All Stations. Tu Only Has 5v Range. |
Zd106 33v Zener Faulty. |
AWA |
AV65 |
Vcr Plays, See Picture Then Shuts Down Intt- Maybe When Cold |
Replace Faulty Capacitor C104 2200uf 16 Volts In Power Supply Unit. may Fail When Hit With Freeze, Will Work When Hot. |
AWA |
HS338 |
See Av337 |
|
AWA |
TR102 |
Plays Records Black And White. |
Replace Faulty Ic6a0 (hybrid) |
AWA |
TR201 |
Drum And Capstan Hunts. |
See Awa Av21 |
AWA |
TR201 |
Scalloping Of Verticle Lines In Play. |
Drum Motor. |
AWA/THORN |
ATV10 |
Audio Motorboats In Playback. |
Replace Play/rec Relay In Audio Section On Main Pcb. |
AWA/THORN |
ATV10 |
No Or Interm. Colour In Playback. |
Adjust Vc6a0. |
AWA/THORN |
ATV10 |
Pic. Jumping In P/back. Noise Bars In Pic. During P/back. |
Adjust Tape Guide Rollers Then Tighten. |
AWA/THORN |
ATV10 |
Slow Playback. Burn Mark Around Bottom Rim Of Upper Drum. |
Replace Reel Motor Or Check To See That Reel Motor Isnt On At All Times. If So Replace Q5c4 |
AWA/THORN |
ATV10 |
Wont Always Rec. Audio. Prev. Audio Track Can Be Heard. |
Solder Wires Directly Onto The Erase Head. |
AWA/THORN |
ATV20 |
Pic. Jumping In P/back. Noise Bars In Pic. During P/back. |
Adjust Tape Guide Rollers Then Tighten. |
AWA/THORN |
ATV20 |
Wont Always Rec. Audio. Prev. Audio Track Can Be Heard. |
Solder Wires Directly Onto The Erase Head. |
AWA/THORN |
ATV4 |
Colour Dropout In Playback. |
Replace Transistor Q6f4. |
AWA/THORN |
ATV4 |
Distorted Picture In P/back. Drum Motor Speed Unstable. |
Replace Ic406. |
AWA/THORN |
ATV4 |
Lines In Pic. In Playback. Drum Motor Goes Very Fast. |
Resolder Dry Joints On Ic405. |
AWA/THORN |
ATV4 |
Snowy Picture In Ee. |
Replace Mc5156 Ic In Antenna Booster Module. |
AWA/THORN |
ATV4 |
Snowy Picture. |
Replace Q72. |
AWA/THORN |
ATV4 |
Stops During P/back Or Rec. Intermittently. |
Dry Joints Ic401 Or Q570 And 571 Faulty Or Replace Intermittent Sensor Lamp. |
AWA/THORN |
ATV4 |
Stuck In Pause Mode When Play Or Rec. Modes Are Selected. |
Replace Ic 5ao. |
AWA/THORN |
ATV5 |
Goes To Rewind When Any Function Selected. |
Replace Ic In Remote Control. |
AWA/THORN |
ATV5 |
Loads Tape When Play Is Selec. Unloads Then Stops. |
If This Happens Just After Pinch Roller Engages And Capstan Speed Too Fast Causing Tape To Loop Which Activates Slack Sensor Replace Ic402. |
AWA/THORN |
ATV5 |
No Colour Phase Lock In Playback. |
Adjusted Vc6f2. |
AWA/THORN |
ATV5 |
Snowy Picture In Ee. |
Replace Mc5156 Ic In Antenna Booster Module. |
AWA/THORN |
ATV5 |
Sound Wows & Flutters. Heads Cont. Getting Fouled . |
Replaced Partly Seized Supply Motor. |
AWA/THORN |
AV12 |
Wont Accept Tape. |
Replace Mode Select Switch. Check Idler Fl. |
AWA/THORN |
AV14 |
Wont Eject Tape. |
Replace Gear 1 Gear 2 Camgearb And Mode Select Switch. |
AWA/THORN |
AV337 |
No Colour In Playback. |
Adjust Vc6ao. |
AWA/THORN |
AV400 |
Picture Goes Into Pause Itself. Capstan Interm. Stop/start. |
Replace Ic5a4. |
AWA/THORN |
AV51 |
Wont Accept Tape. |
Replace Mode Select Switch. Check Idler Fl. |