Make | Model | Problem | Solution | Date |
| | | |
Found: 23
|
Bush | 1485N AK19 | Int off aft 5 - 10 mins | Check for dry joints on regs - on big heatsink | 14-09-04 |
Bush | WST Professional 4400 series | Service Mode access | hold menu button while turning CTV on until the red LED lights up. Release the menu button and press standby. | 14-09-04 |
Hitachi | C28300TN A5 | Long time for pic to appear & white bands across | C954 1000µ 35v in 12.6v supply | 14-09-04 |
Hitachi | C2846TN A4 | Raster still present in st/by | D4470 1N4531 leaky (RHS of the heatsink audio IC4450), working diode must have 28V at one end and 3.5V at the other end. | 14-09-04 |
Hitachi | C2846TN A4 | St/by only or int goes to st/by | Dry joints R957 (near Q950 heatsink) & check drys on IC951, 952 etc | 14-09-04 |
Hitachi | C2886TN A7 | Pic takes long time to appear | Change R896,R897 & R898 from 150R TO 220R & set A1 to 147v at green Tr cath | 14-09-04 |
Hitachi | C2886TN A7 | Sound - int crackle | Resolder caps around sound o/p IC - build up of residue on legs | 14-09-04 |
Hitachi | C2886TN A7 | St/by only but LED dim as though working (TDA8375 version) | DJ on the ground link which is located between small caps C528, C529 near the 2 X-tals X501, X502. The DJ was on the component side of the PCB. | 14-09-04 |
Hitachi | C2886TN A7 | When changing LOPTxs | Pay attention to type of replacement transformer; if not identical you may need to change links (see Serge) | 14-09-04 |
Hitachi | C28W1TN A7 | Excess height - unable to enter serv mode | Can be altered using EEPROM programmer - address 171H is the location | 14-09-04 |
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Hitachi | C28W1TN A7 | Service mode entering | Set to Chan 44 & press "Status" button(I or +) then mute & TV | 14-09-04 |
Hitachi | C2976TN A5 | E/W faulty | L751 dry joints IC601 TDA8350Q faulty | 14-09-04 |
Hitachi | C2976TN A5 | Lines at top of pic | 44v supply to IC601 pin 8 from LOP low at 25v. Check D718/9 BY33J & C725 33nF 400v for o/c | 14-09-04 |
Hitachi | C32W510SN A7 | Cuts out int | Check earth links & reg heatsinks for dry joints | 14-09-04 |
Hitachi | C32W510SN A7 | Field faulty - jittery & lines below centre - tappable | Dry joints R602 & 3 connected to pin 5 IC601 (under glue & a plastic strut) | 14-09-04 |
NEI | 200 Indiana 200 | Field short & jumps | D001 - replace with ZTK33 | 14-09-04 |
NEI | 2051TX Indiana | Dead | Dry joints on small coil near chopper Tr marked D805 on underside of board. Was glued in | 14-09-04 |
NEI | 2151 ( Indiana 10 Indiana | Bright raster and flyback lines. | R73 1 on the CRT base panel was open-circuit , removing the supply to the RGB output stages with this fault you sometimes have | 14-09-04 |
Orion | TV700BR CTN-AA | Tripping with LED flashing in time | Fit dummy load to HT supply - removing pin 1 LOPTX gave 101v - LOPTx u/s - grey type Part Number OR312813820411available from CPC @?21 +vat | 14-09-04 |
Perdio | 2102 Indiana 100 | No pic - sound ok | R605 5k6 o/c | 14-09-04 |
Sanyo | C25G65BNA | Trips int when cold | C 655 100uf @ 10V, C 651 470uf @ 16V | 14-09-04 |
Schneider | 26" (It can also be found as Koerting model 26) | Starts but it is not possible to change programs or to search for channels. | Change Control chip SDA2030-A002 | 14-09-04 |
Schneider | 26" (It can also be found as Koerting model 26) | Won't start, PS protection active. | Desolder Vertical IC, if it starts, change it. | 14-09-04 |