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Intrepid Video & Electronics


MAGNAVOX VCR REPAIR TIPS


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Copyright Intrepid Video & Electronics

MAGNAVOX
CCA192 TV stays on for a few secs. D201 in sys control
CCR095AT01 Shuts dowm 30 minutes Q1012 (ECG2362) check for bad solder power supply
CCR132 *Vertical compression at bottom, stretched at top

*Parts ID

*C06(1/50v), jump R06 w/ 1k resistor. May have to try several values to get best Lin.

*Q2-2SK212, use original

CCR138AT01 Tape loads in play, no eject Kit#4822 3101 0657, install lg white gear w/ arrow pointing to arrow on arm gear & cassette down.
CCR190AT03 *Unit shuts down

*Shuts down, 112v shoots to 175

*Picture bright with reetrace lines

*C07 on hot side & Q05

*Q15 B/E shorted, R56 in power supply(18k @ 1/4 w)

*C12(4.7/250v) off FBT

CCS135 Dead Loose connection on coil, 5588 on 110v to HOT
CCS138AT01 *Tape loads,no play,no eject

*Dead, no relay click

*Dead

*Tape stuck, TV won't stay on.

*Kit #4822-3101-0657, install lg white gear w/ arrow pointing to arrow on arm gear and casette down

*Shorted diode 6371 in power supply (1N5408)

*6334 diode leaky(4835 1303 7792), check R331, R3332, R3340, IC7310

*Gear on worm shaft cracked, 4822 3103 2198

CCT090AT02 *Video inoperable

*TV/VCR won't power up

*Won't shut off-press power, pic goes black. HV is there & red bar across screen

*IC301, M52339SP

*6v reg-IC651

*C581

CCT132 *No audio

*Tape stops playing after 15 secs.

*Dead, no emitter voltage on Q604

*Solder C854

*Replace reel sensors

*R607 open, remove one leg to check

CCT190AT01 *No vertical deflection

*No power, squeal from power supply

*Dead, no emitter voltage on Q604

*Re-solder J501, ground line on sub board

*IC603 5v reg (AN7805-ECG960)

*R607 open, remove one leg to check

CCU091 Dead, HV starts at plug in, shuts down. Q601(10.7reg) shorted [A1649]
CCU131 *Dead

*No power, 112vdc momentarily normal, then 0v

*150v zener, on 112v source shorted, R604 increased oin value, should be 0.33 @2w

*KIA7806, 6v reg on main PCB

CCU133AT01 Shuts down in three seconds of HV and good pic Clean contacts in micro switch on main pcb, under vcr-resolder coax inside receiver
CCX132AT02 Parts ID T/U reel 4835 1307 7911
CCX193AT32 *Unit shuts down in 10-15 secs, TV & tape mode.

*Will not come on all the time

*Part ID

*Replace center LED

*SW202(rew sw) leaky, dragging down 5v to pin 2(IC201). Also LED/prism kit(X480195)

*D620-4835 1303 7899---ECG5025A

CCX252AT32 *Part ID-brake slide

*Turns off after 15 mins, can be turned on again.

*4835 4029 7723

*Repair/solder pins/pads on R1651

CCZ132 *Takes tape, shuts down-no capstan

*Machine gun noise when loading tape

*Replace capstan, NAP# 4835 3612 7158

*Reposition shaft for worm gear assembly. Shaft is too far forward

CCZ190 Load, eject problems Loose, broken tab on cassette drive lever sub assembly, under load motor. Funai # OVSA08827
CCZ191AT32 *TV/VCR won't come on

*Part ID

*IC541(LA7837), R545(6.8 ohm)

*Rt side guide post--#4835 4645 7361

CRK120AT02 Has audio, No pic (HV) R802, 3W, 5.6 ohm; Q551-ECG2302; C553 (222K,2kv.)
CRL131AT01 Has audio, no video. Relay 601, bad solder.
CRL191AT03 Snowy on tuner and VCR playback Q701 (2SD2005), C713
CRN130AT01 *No audio from tuner

*No power

*Poor solder at audio jacks.

*C1026

CRN135 Dead C1(120/200v) ope in VCR power supply
MVC620(GHV1265M) Won't always load tape around heads Replace load motor
MVC627 Tape stuck in unit, load gears, mode sw-OK Load motor worm gear slid toward motor, on shaft.
VR431 No power, will load tape, display shows "PL" Parental lock. Hold power on remote for 10 secs.
VR1260 Slow to turn on when plugged in. C1016, 330/6.3v-in power supply
VR3330(VR9130) No EE pic Pin 1 of demod less than 5v, Q7001 (483513047709)
VR3410AT01 Confused, intermittently goes play to FF to REW C5 in primary is low. (4.7/200v)
VR3460AT01 Unit goes in FF when tape is inserted Defective mode switch
VR3560AT01 *Dead, fuse OK, may be low whine noise

*Display dims-shuts down.

*C107(4.7/250v), C128(470/16v)

*C128, C129 in power supply

VR6685 Intermittently power up, display flashes Power supply: C16 (330/16v),C17(1000/6.3v)
VR8445 Breaking tapes on FF/REW Spray out end sensors
VR9020(VR9040) *Erases tape in play back

*Capstan won't turn

*Check pin 35 of IC601 & Q305. If base is more pos., than emmitter, replace Q305, if less-replace IC601.

*C412

VR9040(VR9020 *Erases tape in play back

*Capstan won't turn

*Check pin 35 of IC601 & Q305. If base is more pos., than emmitter, replace Q305, if less-replace IC601.

*C412

VR9120 Color not stable on play C16(330/16v), check all caps in power supply
VR9130 *No pic in EE

*Picture jumps, noise bars top of screen, no color

*Pin 1 of demod less than 5v, Q7001 (483513047709)

*IC3221(MN8505) 4835 2091 7318 left rear corner of deck

VR9160 Poor playback, tracking lines *3.3/50v cap on lower cylinder

*Check bottom of guide posts for missing/loose pins

VR9240 Picture bounces Left side guide post
VR9241 No audio Audio IC301-- 4835 2098 8046
VR9261 Rec w/ oscillation lines, low/no audio Power supply C32(470/16v),C34(22/50v), re-solder cracked joints
VR9320(9321.9339.9340) Intermittent capstan speed after 15 minutes. Change is abrupt. Capstan belt gets static, replace w/ 4835 3583 7125
VR9321(9320.9339.9340) Intermittent capstan speed after 15 minutes. Change is abrupt. Capstan belt gets static, replace w/ 4835 3583 7125
VR9339(9320.9321.9340) Intermittent capstan speed after 15 minutes. Change is abrupt. Capstan belt gets static, replace w/ 4835 3583 7125
VR9340(9320.9321.9339) Intermittent capstan speed after 15 minutes. Change is abrupt. Capstan belt gets static, replace w/ 4835 3583 7125
VR9341(Funai) Dead Q1002(2SC44535), Q1001(2SC4204),R1014(0.82-1/4w),D1014(NTE519)
VR9362 Picture rolls Replace brake band assembly
VR9610 Dead, hissing sound. C12(330/18v) leaky.
VR9624 Dead Caps-5, 9, 10, 11, 12, 14, 15, 19.
VR9642 Unit dead, no display. Only accepts tape. Bad caps in p/s. C19(1/50v); C15, C16(330/6.3v); C9(2.2/50v)
VR9664(Panasonic) Color bars in play back C14-15-09
VR9668 *Dead, IC2005, Q1202 overheat

*Video input distorted, pulling

*C1012

C8366, 100/6v

VR9740 *Dead

*Tuned stations fade in/out, sometimes disappear.

*Replace all brown caps on secondary of SMPS.

*Replace tuner.

VR9770 Display won't light if line voltage above 95vac Q1006 (2SB1050) in power supply
VR9860AT02 No channels above 9-just snow 0.01 cap on pin 1 of tuner
VR9960 (VG4009) Stops after 3 seconds Q1202, on main pcb-12v REG-DEF.
VRT242 Ratcheting-worse in FF/REW Capstan bearings are dry
VRT245 Power light on, no pl, ff, rew Q504(ECG2357) inder basket
VRT262 *No functions other than on/off, won't accept tape

*No eject, won't accept cassete

*D1501, check for loose connection

*Missing spring & tab broken that shifts mechanism when ejecting.

VRT344 Power supply squeals, dead C20 100/10v, in power supply
VRT362(VRT442) Noisy chroma in play back, esp. SLP Remove R254
VRT442 *Noisy chroma in play back, esp. SLP.

*At power goes into REW.

*Remove R254

*Clean white dust on bottom of prism.

VRU222(VRU242) *Won't power up, no functions.

*No tuner a/v,playback a/v OK

*Loads tape, no capstan.

*Dead

*Capstan speed & audio fluctuates

*Q55, main pcb(KSA103M) ECG2358

*L702, 18uH 4835 1575 7965, 5-volt to tuner.

*R534 22K 1/4 watt 4385 1113 7177

*Q02 IC01 D16 D17

*Replace capstan belt, static build up.

VRU242(VRU222) *Won't power up, no functions.

*No tuner a/v,playback a/v OK

*Loads tape, no capstan.

*Dead

*Capstan speed & audio fluctuates

*Q55, main pcb(KSA103M) ECG2358

*L702, 18uH 4835 1575 7965, 5-volt to tuner.

*R534 22K 1/4 watt 4385 1113 7177

*Q02 IC01 D16 D17

*Replace capstan belt, static build up.

VRU262 *Keeps rejecting cassette

*Poor video-capstan jerky-may be intermittent

*No capstan movement

*Replace LED and end sensors.

*Static build up on capstan belt-replace w/4400R-003A

*R534-22k-1/6w, from mode to sys control

VRU362AT01 Loads tape, retracts, eats tape on eject Replace LED, end sensors
VRU422 Tape gopes to FF when inserted Re-solder C456, close to micro, or replace.
VRU462 *Shuts down after tape inserted.

*No play, pinch roller not meeting capstan.

*Replace IC1201 5835 2098 8168

*Replace lever assembly, beneath roller, #PQ46342D-10

VRU662 |Capstan speed fluctutates Static buildup on capstan belt, replace.
VRX222 *Unit slows down after 30 mins of play.

*Part ID:

*R607 (100K) use 150K

*LED (4835 1308 7139); Q504, Q505(4835 1304 8076); prism(4835 4029 7731)

VRX240AT22 Will not load tape to heads, eats tapes Replace broken guide, T-preparation(4835 4029 7758)
VRX262 Shuts down 30 minutes, in play/rec. R607(use 150k), D511, Q511-EDI kit 07-426(1-800-426-6423)
VRX364AT21 PL, REW, FF stops in 5-10 secs, powers off D511, Q514, (903-01487-01 & 921-1898) Zenith numbers.
VRZ222 Plays 15 secs, then reads ERR 1 D511 (4835 1308 7092)
VRZ242 *Insert tapes, won't load

*Shuts down 15 seconds

*Tape plays 15 secs, shuts down. #1 flashing

*Cap 82/200v, in power supply.

*Replace Q514, IR sensor/replace R607 w/ 150K

*Replace center LED

VRZ263 No capstan Bad solder on capstan IC.