| Make | Model | Problem | Solution | Date |
| | | |
| Found: 1049
|
| Panasonic | Z5 TC14S1R | Dead - F801 o/c | D807, D808 & chopper IC801 STR51203M - advisable to get original replacement chip from Pan | 14-09-04 |
| Panasonic | Z5 TX14S2T | lack of height with top foldover | R521 8.2R 2W GONE HIGH (LOPTX PIN 8) PART NO. ERQ2GJP8R2 | 14-09-04 |
| Panasonic | Z5 TX14S3T | Service mode access | select ch60 "AND set sharpness to minimum." Press off timer on remote as well as V down on TV. Use V up & down to step through functions. Press +/- to alter values.
Press STORE button after each adjustment is made to exit press norm button. | 14-09-04 |
| Panasonic | Z5 TX21S1T | dead with tripping noise | NO LINE DRIVE, 8V SUPPLY TO IC601 IS LOW BECAUSE R821 330K O/C | 14-09-04 |
| Panasonic | Z5 TX21S1T | frame collapse | R521 8.2R 2W GONE HIGH OR O/C (LOPTX PIN 8) PART NO. ERQ2GJP8R2 | 14-09-04 |
| Panasonic | Z5 TX21S1T | Pic shifted to right with line foldover & col instability | TDA8361N4 | 14-09-04 |
| Panasonic | Z5 TX21S1T/R | Tripping - runs ok if loaded with a 60w lamp | Q803 2SD1272QLB leaky | 14-09-04 |
| Panasonic | Z7 | Dead except from whistle from psu | No line drive - D861 start up supply for IC601 o/c | 14-09-04 |
| Panasonic | Z7 | Flashing LED at sw on & no start up | Replace o/c R811 (220k 0.5w) in power supply. | 14-09-04 |
| Panasonic | Z7 | No sound - OK with sound I/P via scart | FM sound I/p ok at pin 2 IC601 M52778SP-A but no o/p at pin 47 - chip duff | 14-09-04 |
|
|
| Panasonic | Z7 | Screams at sw on, relay operates trip & LED just blinks | D861 o/c in psu (8v feed to pin 9 IC601) Cct Diag mistake - anode D861 connects to pin 1 IC851 NOT 852 | 14-09-04 |
| Panasonic | Z7 | Service mode access | Select chan 60, set sharpness to min, press timer on remote at the same time down arrow on front of set. press str after each adj to store | 14-09-04 |
| Panasonic | Z7 TC14S3R | Self check proc | Press F button & Vol - button on set & status on r/c at same time. When complete sw off set then on again & retune | 14-09-04 |
| Panasonic | Z7 TC14S3R | Weak neg pic - as tho in wrong system | EEPROM IC1205 pt no XL24D02P-AA1 corrupted - needs self checking once fitted | 14-09-04 |
| Panasonic | Z7 TC14S3R/T | stuck in stby | MICRO IC1201 IN PROTECT DUE TO NO +2.6V ON PIN31, R1218 620K 0.5W O/C | 14-09-04 |
| Panasonic | Z7 TC21S3R | switched to 16:9 mode | CORRUPT EEPROM (NO OPTION CODE) , REPLACE MICRO IC1201 AND EAROM IC1205, INITIALISE BY PRESSING STATUS KEY ON REMOTE, FOLLOWED BY 'V' BUTTON ON TV | 14-09-04 |
| Panasonic | Z7 TX14S3 | blank raster, sound OK | R560 300K O/C | 14-09-04 |
| Panasonic | Z7 TX14S3 | dead, stby LED is low | 5V STBY RAIL ONLY 2V, D1202 O/C (1N4150T77) | 14-09-04 |
| Panasonic | Z7 TX14S3 | distorted pic and sound, appears to have no sync | EPROM IC1205 (XL24D02PAA1) | 14-09-04 |
| Panasonic | Z7 TX14S3T | Wont find chans in chan search, those already tuned in are off tune & dist. Tall, flat & greyscale off in AV mode | eeprom Part number XL24CO20-AA cured the faults. Caused by dry joint on LOPTx earth tag corrupting EEPROM. Go into"self check" mode. Done by pressing Status button on the remote & V down on set. Shows OPT O2 on screen.Can't store PP until done | 14-09-04 |
| Panasonic | Z7 TX21JT | Reverts to st/by after a couple of hrs & keeps cutting out when sw back on | EEPROM vots had dropped to 2.3v (5v) due to D1202 going o/c - check other diodes in EEPROM supply line also | 14-09-04 |
| Panasonic | Z7 TX21S3 | stuck in stby | NO 2.6V TO PIN 31 IC1201(Micro), R1218 O/C FUSIBLE 560K 0.5W PART NO. ERO50PKF5603 | 14-09-04 |
| Panasonic | Z7 TX21S3T | goes to stby after 5-10 mins | D1208 MA170 LEAKY | 14-09-04 |
| Panasonic | Z7 TX21S3T | int. startup, int. blank raster, int. no remote operation | LOW SDA/SCL LINES, D307 BZY88C4V7 LEAKY | 14-09-04 |
| Panasonic | Z7 TX21S3T | negative pic with AGC overload via tiner (OK via SCART) | FAULTY EPROM. BEFORE REPLACING ENTER SERVICE MODE AND WRITE DOWN EPROM VALUES.CHANGE IC AND ENTER ORIG.VALUES, YOU MUST ENTER "SHIPPING CONDITION AUTOTUNE" | 14-09-04 |
| Panasonic | Z7 TX21S3T | stuck in stby | EEPROM IC1205 (XL24C02PBAB) FAULTY, CHECK BY BYPASSING THE RELAY | 14-09-04 |
| Panasonic | Z8 TX21CK1 | int or no sound | C1201 470UF 16V | 14-09-04 |
| Panasonic | Z8 TX21CK1 | tripping, relay clicking | C815 220UF 160V LEAKY | 14-09-04 |
| Panasonic | Z8 TX25CK1 | Lack of height | "modified" by replacing R603 from 3k to 4k7. | 14-09-04 |