Hitachi Repair Tips
Search: hitachi
Results: 1065
Results: 1065
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| HITACHI |
C2146TN
|
Int shuts down to st/by | Dry joints ic950, 951 & 952 | ||
| HITACHI |
C2146TN
|
Int or totally dead | Check for dry joints at 5v ic952 & 8v ic951 regs, line dr tr q701 & line dr trfmr | ||
| HITACHI |
C2146TN
|
Int field collapse | Dry joint on r710 | ||
| HITACHI |
C2146TN
|
Int cuts out | Dry joints q951, q952 & r952 82k, r950 56k hi res | ||
| HITACHI |
C2146TN
|
Hor lines/striations across top 1/3rd of pic | R611 270r 1/2w across scan coils dry joints (hidden behind plastic frame supporting pcb) | ||
| HITACHI |
C2146TN
|
Dead - led lit | Check 5v reg ic952 & 8v reg ic951, ic950 st/by reg & field o/p chip ta8427k | ||
| HITACHI |
C2146 ETC
|
Field - lines at top of pic | Ic601 field chip | ||
| HITACHI |
C2146 ETC
|
"c46tn" displayed - in factory set up mode | Press the 2 vcr buttons on hset together - when the menu appears go to st/by | ||
| HITACHI |
C2146 / 2546 / 2846
|
Int nicam reception | Caused by solder bridge across pins 24 & 25 nicam dec chip ic4201 | ||
| HITACHI |
C2133TN STEREO
|
Dead , just sby light | No 12v to tea2164 ic - veo7 ( bc858 ) s/c. front panel | ||
| HITACHI |
C2133TN -NOKIA
|
Snowy raster only - no osd | Dis clock/data lines from 64 pin nicam proc chip brought back pic - chip faulty (£35) | ||
| HITACHI |
C2133TN -NOKIA
|
Field only ½ size with osd scrolling - rest of raster blank | Field o/p chip ns10 tda8350qrs04 chip resistor (5k6/0.25w) from pin 8 to deck. safety resistor rk68 (10r/0.25w) to pin 8 of chip from 43 volts supply & check the two caps smoothing the 43 volt supply rail from the lopt c069 (220uf) ck68 (100uf) | ||
| HITACHI |
C2133TN
|
No sound | Msp3410 nicam dec chip | ||
| HITACHI |
C2133TN
|
No line drive | Line driver tr s/c but new one overheated & failed; vk11 & vk16 dry joints | ||
| HITACHI |
C2133TN
|
Line driver trfrmr blows aft 20 mins | Diode in damping cct across pri of line dr trfrmr faulty | ||
| HITACHI |
C2133TN
|
Field - only half fills screen with scrolling graphics & blank raster | Ns10 fop chip tda8350q, rs04 5k6 ¼w chip res from pin 8 to chassis, safety res rk68 10r ¼w pin 8 chip &c029 220µ, ck68 100µ | ||
| HITACHI |
C2133TN
|
Dead - st/by only | 12v supply missing pin 16 tea2164 chopper chip - ve07 bc858b sm on front panel s/c | ||
| HITACHI |
C2127T
|
No sound, no picture; osd and text are ok | Pin 21 (blanking) of ic201 tda8361 stuck at 8v, replace ic201 and make sure that the correct "n" version is used, mine was tda8361/n5 | ||
| HITACHI |
C2125T 11AK19Y4
|
St/by only | Handset was faulty even though it gave an o/p | ||
| HITACHI |
C2125T 11AK19K
|
Dead aft it went pop | D812 byd33d s/c in 14v supply |