| Make | Model | Problem | Solution | Date |
| | | |
| Found: 1771
|
| Ferguson | TX91 | Only prog 1 can be selected & no R/C | EEPROM IR03 in a small screening can, 8 pin DIL type
MAL24C04-1. | 14-09-04 |
| Ferguson | TX91 | Snowy raster | TH02 BC858 sm s/c | 14-09-04 |
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| Ferguson | TX91 | St/by only - no activity on bus lines | Check for s/c on "test connector" pins on print side of main board | 14-09-04 |
| Ferguson | TX91 | Tripping at 10 cycle intervals | TEA5101 IT01 on crt base - set stops tripping when plug HT01 dis'd | 14-09-04 |
| Ferguson | TX91 | Tuning drift | TH01-04 & the 33V stabilizing diode + repaired tuner unit dry joints earths | 14-09-04 |
| Ferguson | TX91 | Tuning drift | Dry joints on tuner earths | 14-09-04 |
| Ferguson | TX91 | Various int faults - int st/by & out of st/by, height,sound system | TR01 BC848B sm | 14-09-04 |
| Ferguson | TX91 | Variuos inc -ve pic & no sync & no vis | TV01 BC858B sm | 14-09-04 |
| Ferguson | TX91 | Video crushed & poor lum | Replace TV01 BC858B sm - checks ok out of cct | 14-09-04 |
| Ferguson | TX91 | Flashing white lines, pic interference and crackling (OK thro' SCART) | TH03 BC858C band sw tr under tuner area of pcb | 14-09-04 |
| Ferguson | TX91 T14T | St/by only | TDA1771 FOP chip | 14-09-04 |
| Ferguson | TX91 T49F | Height decreases when heated | CF06 100µ 50v | 14-09-04 |
| Ferguson | TX91 T49F | St/by only | DL05 1S1834 leaky in 13v supply | 14-09-04 |
| Ferguson | TX91 T51F | Flashing pic - like tuner | TH02 BC858C sm band sw Tr breaks down | 14-09-04 |
| Ferguson | TX91 T51F | Int shut down | Dry joint pin 1 LOPTx | 14-09-04 |
| Ferguson | TX91 T51F | Red "P" LH side screen | Too many buttons pressed on R/C - put in st/by then sw off. Sw back on holding Vol+ & Vol- buttons on TV | 14-09-04 |
| Ferguson | TX91 T51F | Unable to access Set Up Menu | Tr01 BC848B sm - if Coll volts high sus Tr | 14-09-04 |
| Ferguson | TX91 T51N | Int lines on pic | TH02, TH03, TH04 BC858 SM transistors faulty. Also changed TI31 as this is another known cause, but not in this case. | 14-09-04 |
| Ferguson | TX91 T51N | St/by only | RP31, 0.22R fusible resistor in 22V U1 supply open circuit. | 14-09-04 |
| Ferguson | TX91 Thomson 10MH73B 10MG73B | dead | SMD TF21 near LOPTx not soldered in factory | 14-09-04 |
| Ferguson | TX91 Thomson 10MH73B 10MG73B | dead on 12V supply (car supply) | RD09, RD19 22R 0.5W fusible | 14-09-04 |
| Ferguson | TX91 X51FB | St/by only | BUH515 faulty tho measured ok - gets hot | 14-09-04 |
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| Ferguson | TX92 | Bright pic 1" left hand side of screen - Txt OK | Adding decoupling to Tuner 12v supply improved - replace tuner cured it | 14-09-04 |
| Ferguson | TX92 | Constant tripping - HT rails only half normal when trip disabled by linking pins 9 & 14 IP70 | RL08 10k burnt (sm on print side below LOPTr), also check DL08, DL60 & DL61 for leaks - check LOPTr | 14-09-04 |
| Ferguson | TX92 | Dead - 2.5A fuse o/c | Rect diodes DP07/8 s/c; TP16 s/c; IP01 TDA4605-3 replaced - caused by dry joint CP13 1n5 1.6kv | 14-09-04 |
| Ferguson | TX92 | Dead - 2.5A nains fuse o/c | TP16 chopper mosfet s/c due to RP11 (3 x 180k) o/c | 14-09-04 |
| Ferguson | TX92 | Dead - 330v Pri volts present no start up volts | holding the switch on the front in
would get it to work. the mechanical latch on the switch was broken! | 14-09-04 |
| Ferguson | TX92 | Dead - bow up | CP13 dry joints & TP16,D6.7,8,9,IP01,FP01& DP51 125v rect s/c | 14-09-04 |
| Ferguson | TX92 | Dead - LED pulsing | Replace LOPTx & LOPTr (LOPTr measured ok on meter) | 14-09-04 |
| Ferguson | TX92 | Dead with flashing LED | LOPTx & sm res & diode on underside of print replaced | 14-09-04 |