Hitachi Repair Tips
Search: hitachi
Results: 1065
Results: 1065
Make | Model | Symptom | Problem | Solution | By |
---|---|---|---|---|---|
HITACHI |
C2886TN
|
Procedure to enter the service mode | Press & hold the menu key the installation line should now appear, with the install menu displayed press both the volume up and down buttons for about 8 seconds until the service option is available then follow the on screen directions | ||
HITACHI |
C28W410SN
|
Sound crackles and whistles a short time after switch-on. gets worse as set warms up | Solder all links and components that have unpainted copper areas around component legs on upper side of main board near to the audio processing i.c. the same applies to the components near the microprocessor | ||
HITACHI |
C28W410SN A7
|
The set reverts to standby intermittently | Set ht control had invisible dry joints | ||
HITACHI |
C2146TN
|
Dead / int, led lit | Check the 5v regulator ic952, 8v regulator ic951, standby regulator ic950 and the field output chip ta8427k or for dry joints on the regulators | ||
HITACHI |
C1714T
|
Frame collapse, causing set to go dead, also can cause the regulator transistor, to go s/c. but12af. h.t. unstable | Check r951 39k goes high, in this case 65k, causing ht to go high | ||
HITACHI |
C2846TN 311
|
Frame collapse or dotted line | Check and replace frame ic ta8427k or check r710 for open circuit, also check for possible dry joints on d601 | ||
HITACHI |
VTM640
|
Low video level | Replace c1530 47uf, 16v | ||
HITACHI |
C2133TN NOKIA STEREO PLUS
|
Very strong red content in the picture, sometimes the fault would clear with the strong red content fading until the correct greyscale was achieved | After much searching around i found the problem. tsound was a very small crack in the solder at rh23, this is a 2k4 surface mounted resistor located at the back of the tube base. resoldering both sides of it cured the fault | ||
PHILCO HITACHI |
PC2041
|
Closing a little vertical at the top and shaking at the bottom | After changing almost all the electrolics and it didn't solve the problem, I did the capacheck on the c908 | Replace c 908 10 micro for 50v | marciorvgo |
PHILCO HITACHI |
PC-1613
|
He called whenever he wanted. If it turned on there would be a buzzing sound at the power supply. | C911, with small leak | Replace c911 and check all the power supply capacitors. | LM |
PHILCO HITACHI |
PC1603
|
It doesn't turn on, there's a noise, there's no 115v on the +b @@@ | R914=1oor changed and bad flay even outside it is without the 115v of the b+ resolved | ELETRONICA ARNI/LEOBERTO LEAL | |
PHILCO HITACHI |
PC-1443
|
Dead | R902(82k) open | Replace the same | Jarbas (ELETRO-SERV) |
PHILCP HITACHI |
PC-1441
|
Dead | R902(82k) open | Replace the same | Jarbas (ELETRO-SERV) |
PHILCO HITACHI |
PC2035
|
Fountain beeping | C910 and/or c925 sold out. | Check the capacitors and replace them. It is recommended to check the other adjacent electrolytics. | Wiliam7745 |
PHILCO HITACHI |
PC1438UO1436
CH04 |
Tuning goes out when turned on when it heats up normal account | Defect | abias amorim silva | |
PHILCO HITACHI |
PC1438
CH04 |
Tuning goes out when it turns on when it gets hot it returns to normal | Defective tv | abias amorim silva | |
PHILCO HITACHI |
PC2004
CPH-02 |
Vertical closed 5cm at the top and 2cm at the bottom. without changing the linearity or height. | Vertical output transistor with changed hook. the base, emitter and collector junctions being perfect, one with gain 84 and the other 36, measuring a good one gave 33. | Replace q601 e q 602. | Ademir tc |
PHILCO HITACHI |
PC1441
CPH04 |
Tune keeps searching for channels and doesn't tune in to any. | Ta8690 integrated circuit. | Willian8952 | |
PHILCO HITACHI |
PC1441
CPH04 |
Escaping both low and high channels when it is cold, when it heats up it works normally. | Capacitor c110 de 100pf | Solution: replace the capacitor with another of the same value but with npo coefficient. | Willian8952 |
PHILCO-HITACHI |
PC20R38
CPH-04 |
Inoprant ttv. +b 91v, 5v from the micro processor and 8v from the perfect on chip. | Transformador drive horizontal. | T702 transformer. | Ademir tc |