Hitachi Repair Tips
Search: hitachi
Results: 1065
Results: 1065
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| HITACHI |
C2976TN
|
Dead - bu2508af s/c | C703 12nf 2kv o/c | ||
| HITACHI |
C2976TN
|
Dead | C703 10nf 2kv bulged & faulty | ||
| HITACHI |
C2964TN
|
No e-w & excess width | Ic601 tda8350q | ||
| HITACHI |
C28WITN311
|
Sw off straight after sw on | R807 & q816 on crt base faulty but replacements did not cure - clean pins ic400 tda9875a did | ||
| HITACHI |
C28WD2TN
|
Very faint raster only could be seen with lights off | Pic appeared with a1 advanced but no r - crt internal fault | ||
| HITACHI |
C28WD2TN
|
Switches on then immediately powers down | Tda8350q and re-solder 5v reg's ic951/952 | ||
| HITACHI |
C28WD2TN
|
St/by only | R914 1k, q901 t636073, q902 t636072, zd902 bzv85c18v, zd903 bzv85c27v | ||
| HITACHI |
C28WD2TN
|
Sound int | Dry joints on the component side of the pcb adjacent to the sound output chip. | ||
| HITACHI |
C28WD2TN
|
Int start up then shuts down 2 seconds after start up with greenish pic | R809 560r ½w burnt out, q814 bf422 leaky | ||
| HITACHI |
C28WD2TN
|
Goes off aft 5 mins | Check sleep timer isn't set & dry joints on 5v regs - if ht is high(above 150v) check r950 & ht pot vr950 (under plastic frame) | ||
| HITACHI |
C28WD2TN
|
Dull red raster only | Check r807/8/9 560r cathode feed resistors - if burnt out s/c crt is suspect | ||
| HITACHI |
C28WD2TN
|
Dotted vertical contours of pic features | C875 22µ 250v dry jointed | ||
| HITACHI |
C28WD2TN
|
Dead - previously int shut down | Loptr had a pin hole in it & was arcing to heatsink in use | ||
| HITACHI |
C28W511N
|
Int trips | Ht pot 1k, 68k feed res & check for dry joints | ||
| HITACHI |
C28W1TN-311
|
Dead | R950 68k o/c, q954 s/c, bu2508af loptr s/c - psu will work for checking if loaded with 2k2 10w | ||
| HITACHI |
C28W1TN A7
|
Service mode entering | Set to chan 44 & press "status" button(i or +) then mute & tv | ||
| HITACHI |
C28W1TN A7
|
Excess height - unable to enter serv mode | Can be altered using eeprom programmer - address 171h is the location | ||
| HITACHI |
C28W1TN
|
Trips aft 5 secs after trying to start up | Foptr tda8350q was faulty - removing it makes no diff to symptoms ht should be approx 152v with philips/lg crt | ||
| HITACHI |
C28W1TN
|
Tripping, tearing pic & osd & no b | R809 560r & q814 | ||
| HITACHI |
C28W1TN
|
Cuts out aft 10 secs (line freq appears to double) | Field chip tda3650q - other possible causes - 68k & 8k2 res & 1k pot |