Make | Model | Problem | Solution | Date |
| | | |
Found: 901
|
Hitachi | C2166TN | St/by only aft poor start up | Dry joints IC952 (under plastic rail) | 14-09-04 |
Hitachi | C2166TN | Trips off soon after sw on | Dry joints R719 in trip network, also checks for drys on regs | 14-09-04 |
Hitachi | C21P228 | Int trip | C715 dry joints | 14-09-04 |
Hitachi | C2236 | WHITE SHADOW LHS SCREEN | CHECK C715 ( 2.2uF 350V ) | 14-09-04 |
Hitachi | C2416TN | Sound missing | Memory IC002 | 14-09-04 |
Hitachi | C24W1TN | Int off - esp when tapped | Dry joints VR950 in PSU | 14-09-04 |
Hitachi | C24W1TN | Int reverts to st/by | Dry joints IC951, Q601 & Q602 reg | 14-09-04 |
Hitachi | C24W1TN | Slow to or won't come out of st/by | Caused by the micro prog initilisation not getting past auto greyscale sequence due to A1 setting too high - adj A1 as per service instructs | 14-09-04 |
Hitachi | C24W410 | Int crackle on sound | R4005 & 4009 47R in audio o/p cct | 14-09-04 |
Hitachi | C24W410 | Int cuts out - esp when tapped | Dry joints VR950 under plastic frame | 14-09-04 |
|
Hitachi | C24W410SN | EHT crackling with HT too high | ZD950 O/C 10 volt special zener T536207 also replace C601 and C611 220mfd | 14-09-04 |
Hitachi | C24W410SN | EHT surge at sw on then reverts to st/by | Dry joints on IC951 and IC952 (Voltage regulators) | 14-09-04 |
Hitachi | C24W511TN | Int reverts to st/by | R959 15k was making int contact with the board (production fault) | 14-09-04 |
Hitachi | C24Wxx/28Wxx | HT setting | 152v | 14-09-04 |
Hitachi | C2508 | Int dead & makes screeching sound when it does | Mains smoothing cap 150µ 400v low cap | 14-09-04 |
Hitachi | C2508 | Tuner drift on upper bands | ZD101 33v stab | 14-09-04 |
Hitachi | C2508T | Long time to come on | Mains smoothing cap 150µ 400v virtually o/c | 14-09-04 |
Hitachi | C2508T | Unstable pic until heated | C922 faulty | 14-09-04 |
Hitachi | C2509T | Dead | Replace ZD903, Q903, Q781, C906, 908, 913, 908, 905, 720, RV901. R901, 910, 760, 761, 762, 768.
ZD903 split in 2 | 14-09-04 |
Hitachi | C2509T G7PS | Field - bottom cramp | C606 680mfd 16v scan coupling cap | 14-09-04 |
Hitachi | C2514T | Blank raster - all controls at zero | R068 had never been soldered | 14-09-04 |
Hitachi | C2514T | Dead - ZD952 P6KE180A zener s/c | R951 82k has gone high in value | 14-09-04 |
Hitachi | C2514T | Int trips into st/by esp on vcr chan | R951 & R953, Both 82k 1w - going high | 14-09-04 |
Hitachi | C2514T | NO PICTURE OR SOUND ALL CONTROLS SET TO "0" AND SE | R086 D/J | 14-09-04 |
Hitachi | C2514T | psu blown | R951 82k .5w could be cause of BUT12AF & ZD952 s/c & opto coupler IC901 faulty | 14-09-04 |
Hitachi | C2514TE | Dead - no st/by LED | No 5v rail - check R097 82R & Q003 BC548 - either 1 or other fitted | 14-09-04 |
Hitachi | C2514TE | St/by only aft trying to start | Replace IC601 TA8427K C604 100UF/63V O/C and 100UF/63V that is soldered directly to the pins (print side) of IC601.This one was high ESR | 14-09-04 |
Hitachi | C2514TE | Weak vid/hiss only in AV mode OK in normal | Q005/007 2SC3413 rh of scart skt faulty | 14-09-04 |
Hitachi | C2514Z311 | Hotel mode - stuck in | Hold in Vol + & Vol- whilst sw on, when display appears with symbols increase vol to level reqd | 14-09-04 |
Hitachi | C2519 | slow trip | TDA3654 field o/p chip s/c | 14-09-04 |