Hitachi Repair Tips
Search: hitachi
Results: 1065
Results: 1065
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| HITACHI |
G7P MK2
|
Dead r901 3r9 7w surge lim res o/c | C919 4n71kv leaky & check c928 2n2 2kv | ||
| HITACHI |
G7P MK2
|
Dead - ht high | X ray prot operating due to r716 51k res dry jointed | ||
| HITACHI |
G7P MK2
|
Dead | Tda4601 chopper chip - also replace c914/5/6/7 | ||
| HITACHI |
G7P MK2
|
Buzz on sound - flat pic | At that coil l202 | ||
| HITACHI |
G7P MK2
|
Blank white raster. | C711 dry jointed by loptx. | ||
| HITACHI |
G7P
|
Won't store chans | D706 & r723 in lop stage dry jointed or faulty | ||
| HITACHI |
G7P
|
Txt missing | Xtal x2231 in txt cct | ||
| HITACHI |
G7P
|
St/by only after trying to start | S/c across 27v rail as ic601 ta8427k is s/c | ||
| HITACHI |
G7P
|
Sometimes starts then cuts out after few mins | R919 , r920 ( 100k ) feed to tda4601 gone high. | ||
| HITACHI |
G7P
|
Set dead many semis in psu s/c | Replace q903 q904 : r909 r912 r902 r903 r760 r761 r762 r766 r901 : zd903 check q781 & d782 replace 2.2Ω across q760 | ||
| HITACHI |
G7P
|
Set dead h.t. high & tripping | ZD03 & RS09 (stick) | ||
| HITACHI |
G7P
|
No txt - p100 only | C2109 820pf | ||
| HITACHI |
G7P
|
No tuning | R138 ( 10k ) oc. | ||
| HITACHI |
G7P
|
No pic just snow , no controls or rem work | Ic601 field chip an5521 ( check for field pulses at pin 15 of ic101 ) | ||
| HITACHI |
G7P
|
No memory store | Check r173 , r174 , r723 | ||
| HITACHI |
G7P
|
No line sync - pic displaced to right | No line pulses ic701 pin12 - r726 2r2 o/c (also check r605) | ||
| HITACHI |
G7P
|
Nicam poor with clicking | Adj coil l5 on panel between txt & nicam boards | ||
| HITACHI |
G7P
|
Int start up | C912 4n7 across tda4600 faulty | ||
| HITACHI |
G7P
|
Int fails to start | Check c914 2µ2 50v, c916 33µ 25v | ||
| HITACHI |
G7P
|
Int cuts out or dead | R919 & r920 100k feed pin 5 tda4601 hi res |