Intrepid Video & Electronics Copyright © Intrepid Video & Electronics |
| Common failures | *JVC types-Bad head
switching *Tries to load empty carriage. *Goldstar types-No EE, intermittent, VCR light flickers. |
*Replace silver smd
cap, 3.3/4.7, bottom of lower drum. *LED kit 903-01487-01 *Remove old glue from p/s connector. |
| SJ2765S (9-1043) | *SMPS intermittent *Dark on left side, black dots on right |
*Open resistor in
series with b+ to FBT *C2604(22/50v) |
| SLV1340S | *Dead *Dead *HV comes up, shuts down *Dead, power supply pulsating |
*C07(220/25v,
C08(220/25v) *C1045 *Vetical IC *Power deflection board, C12(4.7/250v), C32(100/160v),C07(220/16v), C09(4.7/160v) |
| SRV1300S | *Unit dead *Dead |
*Check ouput of
IC602(6v reg), if 3v, replace.(ECG1962) *Check IC602(KIA7806) 6v reg; IC603(KIA7805) 5v reg |
| SRV1304S(TVCR13E1 FL3TRE1) | *Dead, No power out of
power supply to CN202. *Shuts down intermittently. |
*C102(100/10v) near
front corner of IC101. *IC603(reg) 7805. |
| SRV1341W | LA7837 replaced, screen control causes bright/retrace. | L572(33uH) pin 8 FBT |
| SVM1341 | *Accepts tape, only
plays FF mode. Will stop/eject. *Plays for a while, then stops. Or doesn't come on. |
*Replace capstan
motor. *Replace LED |
| TVBR0912Z | *Accepts, then rejects cassette, posts do not extend | Clean cassette in switch |
| TVBR0921Z | *Accepts, then rejects cassette, posts do not extend | Clean cassette in switch |
| TVR1920 | *As soon as AC is
applied, t/u reel turns continuosly *Part ID *Dead, capstan spinning |
*6v reg, on VCR board
12v-in; out is less than 6v(7806??) *Plastic guide that pulls tape to roller. (948-10009) *6V reg IC101(KIA7806P) |
| TVSR1302S | Tries to load empty carriage | Broken prism #OVM302723(Funai) |
| VCP351 | Tape drags on play back-audio distorted | Replace pinch roller, clean ACE |
| VM4155 | Dead, fuse OK | Replace open RP03 (1 Mohm) |
| VR420 | Power on, load motor runs, gears click | IC204 (GL7445), loading motor IC |
| VR520HF | No display | C-33 decreased in value |
| VR1810 | *Tape in is lit,
ejects cassette & motor keeps runningNo auto power
up, no PL, FF, REW. *Symptoms of dirty heads, worse in EP. Color in/out, when no pic, either gray raster, or hor control way off |
*Voltage regulator STK *Voltage regulator STK |
| VR1820-1 | Press power, no response. Display is lit. Will take tape, no cylinder movement | STK5481 |
| VR1830 | Jammed, no function | Replace idler tire, load belt,re-time |
| VR2106 | Dead, fuse OK | RP03 open |
| VR2107 | *Erractic operation,
shuts down, may eject *Intermittent shut down, sometimes will load/eject. |
*LED kit 903-01487-01 *ZD104(903-10123-6.2v zener), showing 5.85v out. |
| VR3010 | *Front panel display, partially displayed, changing channels | *D16 on timer PCB |
| VR3010 | *Won't load tape, carriage gear broke | *Gears/834-163(Back
cam), 834164(L. middle slide) 834-164 (Front slide) |
| VR4105 | No power, no display | D01, D02 |
| VR4106 | Won't go into VCR mode | LED kit |
| VR4107 | Intermittent shut down, sometimes will load/eject. | D104(903-10123-6.2v zener), showing 5.85v out. |
| VR4127 | Intermittent shut down, sometimes will load/eject. | D104(903-10123-6.2v zener), showing 5.85v out. |
| VR4137 | *Carriage tries to
load empty tray *Intermittent shut down, sometimes will load/eject. |
*LED sensor *D104(903-10123-6.2v zener), showing 5.85v out. |
| VR4156(4176.4256.4276) | *Time runs fast *Cassette load inop, |
*Turn off auto clock
set--From tech support, this unit does not have the
crystal. *IC506 (905-10151) |
| VR4176(4156.4256.4276) | *Time runs fast *Cassette load inop, |
*X901-4.0 Mhz, p/n
903-01521, or 903-01501 *IC506 (905-10151) |
| VR4185 | Plays 5 minutes, stops, goes into demo | Power unit off, hold FF,SP,EP until exit appears |
| VR4206HF(GHV1905M) | Tries to accept empty carriage, won't go into play | LED, Goldstar#ODL331100AB, Zenith #903-01487-01. **Make note of anode lead before removal. |
| VR4207HF | *Dead, no display
Cassette in inop. *Tape loads, then ejects, or REW |
*D501 (1N4003) near
tuner *LD501 (903-01487-01) |
| VR4226HF | *Dead, power surge | *Q1(2SC4419), RP20(2.7/2w), CP09(100/200v), RP03(1M) |
| VR4227HF | *Tape loads, then
ejects, or REW *Display shows "ERR" when powered on. |
*LD501 (903-01487-01) *LED 903-01487-01 |
| VR4237HF | Parts of display won't light | Q511 (KTA1267 or ECG2362) Zenith #921-10003) |
| VR4256(4156.4176.4276) | *Time runs fast *Cassette load inop, |
*X901-4.0 Mhz, p/n
903-01521, or 903-01501 *IC506 (905-10151 |
| VR4276HF | *Loses time
intermittently *Cassette load inop, |
*Go to special, turn
off auto clock set *IC506 (905-10151) |
| VR4276HF(4156.4176.4256) | Time runs fast | X901-4.0 Mhz, p/n 903-01521, or 903-01501 |
| VR4277HF | Tries to load empty carriage | LED kit 903-01487-01 |
| VRA421 | Intermittently takes cassette, rejects it | LED kit 903-01487-01 |
| VRB4125 | Dead, after power surge | C105(100/200v), R102(2.7/2w) |
| VRC200 | Pix rolling | 3.3uf smd, on lower cylinder, C606 near reg. |
| VRF160 | *Dead *Band of snow in play back *No capstan, tape loads |
*ICP601 *3.3/50v cap on lower drum. *Replace CP3, cap421(1000/10v) |
| VRF250 | *Dead *Band of snow in play back *No capstan, tape loads *Band of snow in play back |
*ICP601 *3.3/50v cap on lower drum. *Replace CP3, cap421(1000/10v) *3.3/50v smd cap on lower drum. Also check solder above/left of cap, 3 places. |
| VRF255 | Poor pic half of screen | 3.3 smd cap on drum PCB. |
| VRF510HF | *No
display, front buttons inop. *Head drum will not spin |
*REG
STK5481 *Replace lower drum motor |
| VRG75(Goldstar) | No EE, intermittent, VCR light flickers | Bad solder at power supply connectors. Remove old glue. |
| VRG90 | *Broken cam gear,
caused by mode switch *Plays OK, recordings are jumpy |
*Replace both *Check that e-clip, on capstan shaft, is in position. |
| VRG180 | Load motor runs, VCR goes into shut down | Open CP601(ICPF25), near RF |
| VRJ210 | No audio on play back, VCR only. EE OK | Re-solder PMD01 connector. |
| VRJ412 | Tries to load empty tray | LED kit 903-01487-01 |
| VRJ415 | *No display, or dead. *Half pic is snow *Dead, maybe chirp from power supply |
*C33(120/6.3v). *C6, 3.3/50v cap on lower drum. *D14 leaky, C34 open, CP-2 open |
| VRJ420HF | *No tuner audio-p/b OK *Plays @ high speed, other functions OK *Loads tape to drum, shuts off |
*IC851 SBX1637-11 *C214 2.2/50v *Cracked impellar on worm gear motor |
| VRJ425HF | Noise bar in play back | C6, 3.3/50v smd, under lower drum |
| VRJ428HF | Looks like bad tuner | C760 100/16v, near IC702 |
| VRL2110 | Snowy EE video | Bad solder @ RF jacks |
| VRL4130 | At plug in, capstan keeps running, will not accept tape. | 6v reg, left corner of board (IC101) |
| VRL4210HF | Loads tape, only FF works | Mode switch |
| VRM2120 | *Rewind noisy, p/b
video jumpy *Plays SP slow, EP fine *Poor p/b video, tuner video. Slight wave floating up screen *Tuner slow to lock on channel, records gray pic w/ shadows. |
*Replace idler
assembly & both gears next to it. Teeth bad *Replace capstan mode *C114(1000/25v) *Replace C114(1000/25v) in power supply |
| VRM4120 | *Erractic operation *Error on display, blinking, cassette in lit. *No function, has power *Has power, clock, no functions. |
*Mode switch *Check continuity IC051 pins 2.3.4 to mode switch. *Check traces @ pins 69 & 76 of IC051. *Pins 69&76 has coroded traces, bridge traces. |
| VRL4132 | Rolling picture in EE | C429 10/25v |
| VRS417 | Unit loads, then unloads, pic black band in middle | C103, 2200/25v in power supply |
| VRT415 | Load, unload problems, shuts off | Q5, in power supply 2SC1740 (ECG85) |
| VRU262 | Won't accept tape | Cam gear 4835 5283 7035 |
| VRZ263 | *No capstan *Plays for 10 secs, no audio/video |
*Bad solder capstan IC *Replace center LED |