| Brand
| Size |
Model |
Chassis |
Pic |
Symptom |
Problem Description |
Fix |
| Hitachi |
- |
G6LXU |
- |
- |
Red Flare |
Red flaring on the outline of the picture |
Replace C724=4.7uF/250V |
| Hitachi |
20" |
20VR4B |
- |
- |
Shutdown |
Powers up for a few seconds, then shuts off |
C670= 100uF/16V |
| Hitachi |
27" |
27FX498 |
- |
- |
Video |
No video or OSD, sound OK |
IC451= LA7838,
D561= ECG552,
R552=2 Ohm/.5Watt |
| Hitachi |
32" |
32CX11B |
- |
- |
Dead |
Dead |
D744, Q201 |
| Hitachi |
32" |
31DX21B |
- |
- |
Video |
Jitter, intermittent vert collapse or varying width |
Q706= 2SD2012 |
| Hitachi |
32" |
32UDX10S |
- |
- |
Loss of Sync |
Loss of Sync from tuner or external signal |
Resolder or replace I005 (SMD)=BU4053BCF |
| Hitachi |
43" |
43FDX15B |
- |
- |
OSD |
No OSD |
C026 |
| Hitachi |
46" |
46EX3B |
AP32 |
- |
Power |
Relay clicks on, does not click off, no HV, no secondary voltages |
IC901= STRM6511 |
| Hitachi |
46" |
46EX3BS |
- |
- |
Video |
Pic rolling vertically |
R993 |
| Hitachi |
46" |
46EX4B |
- |
- |
Video |
No pic in tuner or video, Audio and OSD OK |
R3538=10k, Q3508=2SC458 |
| Hitachi |
46" |
CU4600B |
- |
- |
Video |
Tuner video smeared, left side darker. other inputs OK |
C729= 33uF/350V |
| Hitachi |
46" |
CU4601B |
- |
- |
Dead |
Pincusion, then Died |
Jumper traces from L961, C596 and C958 use 470uF/63V |
| Hitachi |
50" |
50FX20B |
- |
- |
Dead |
No sound or video |
L204 on terminal PCB |
| Hitachi |
50" |
50SBX78B |
- |
- |
Dead |
clicks and shuts down |
E994= fuse, C707= .01uF/2kV |
| Hitachi |
50" |
50UX11K |
- |
- |
Video |
Unstable Video with many misc symptoms |
Replace all surface mount electrolytic caps (4) on M301
(one is NP) |
| Hitachi |
50" |
50UX22B |
- |
- |
Video |
No video, but audio and OSD are OK |
R708= 47k/.5W on def PCB |
| Hitachi |
50" |
50UX27K |
- |
- |
Power |
Shutsdown |
STRM6511, resolder I907 |
| Hitachi |
50" |
50UX58B |
- |
- |
Video |
sides pulled in |
C605=4500pF in pincushion circuit |
| Hitachi |
50" |
50UX58B |
AP-83 |
- |
Convergence |
All 3 CRTs out of alignment, will not adjust |
Replaced both convergence ICs (STK392-110) then used the factory realignment procedure |
| Hitachi |
50" |
CU5001B |
- |
- |
Convergence |
Convergence Off |
Check C7002, C301, ZD7002, D735, D726 |
| Hitachi |
53" |
53FDX20B |
- |
- |
Video |
Red light is on, but no pic or OSD |
C603= .068uF/50V poly cap |
| Hitachi |
53" |
53SDX89BA |
DP89V |
- |
Dead |
Dead, noise from flyback |
Replace flyback transformer BW00633 |
| Hitachi |
53" |
53UWX10BA |
- |
- |
Video |
Pic is smeared and dark |
IC01= TA1316AN |
| Hitachi |
60" |
60SX2K |
AP-24 |
(2)
|
Convergence |
convergence doesn't align |
replaced all 2 STK convergence chips, replaced all SMD caps in digital comb filter |
| Hitachi |
60" |
60FX32B |
- |
- |
Convergence |
convergence doesn't align |
replaced all 3 STK convergence chips. Perform convergence in service mode. |
