| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | FL1.10 | Poor colors, shaking picture | Check IC7366 color signal delay circuit (TDA4660).
Replace by TDA4661 (4822 209 31714).
When TDA4660 is replaced by TDA4661 also change the following
components: - delete 2386, 3385
- change 3383 into 33k (4822 051 10333)
- c | 14-09-04 |
| Philips | FL1.10 | Set can only be operated with Remote Control | Check whether "Child Lock" is disabled. To check this, see
"Frequently Asked Questions", "How to disable Child Lock".
| 14-09-04 |
| Philips | FL1.10 | Set inoperative only red or green LED. Supply was 141V but no EHT. | Line drive puls for T7506 (2SC4288A) too low.
L5503 defective (Line drive coil; 4822 157 63252)
| 14-09-04 |
| Philips | FL1.10 | Sometimes in protection, or hor. width varies | Check or resolder on LSP the pins of E/W bridge coil 5521.
| 14-09-04 |
| Philips | FL1.10 | Sometimes set switched back to standby. Only red LED on. | Microprocessor panel defective
(4822 212 30803 and 4822 900 10423)
| 14-09-04 |
| Philips | FL1.10 | Sometimes vibration in vertical direction. | Replace C2410 (150nF 5%; 4822 121 41854) on LSP.
| 14-09-04 |
| Philips | FL1.10 | Splitted characters with TXT (Bad starting of DVTB). | Add R3100 (1M 5% 0,5 W; 4822 116 52235), between pin 7 and pin 15
of IC7111 (SAA9042) on the LFR box.
Change 4108 into 220nF 50V (4822 122 32927) on the LFR box.
REMARKS :
Introduced in production in week 9333.
| 14-09-04 |
| Philips | FL1.10 | Spook in picture | Use special antenna cables.
Codenumbers:
4822 321 61224 PAL 1 meter 4822 321 61225 PAL 2 meter
4822 321 61226 SECAM 1 meter 4822 321 61227 SECAM 2 meter | 14-09-04 |
| Philips | FL1.10 | Stripes in picture and after about 5 min. only snow. | Replace tuner FQ916BL (4822 210 10565).
| 14-09-04 |
| Philips | FL1.10 | Supply +5V too low, black horizontal bar in picture. Bad sync. | Check/replace IC7551 (LM358N; 4822 209 70672)
| 14-09-04 |
|
|
| Philips | FL1.10 | Supply switch-off sometimes | Check the +5 stand-by. This voltage has to be 5.5V and may not vary.
When the voltage drops below 5.2V the set switches-off.
Cure: check D6266 for leackage (BZX79/F6V8; 4822 130 34278) or check
T7268 for leackage (BD943F; 4822 130 62742).
The 5.5V is meas | 14-09-04 |
| Philips | FL1.10 | Synchronization, picture disappears | D6703 and T7704 defective on picture tube panel.
| 14-09-04 |
| Philips | FL1.10 | Total inoperative, leds blinking, error 99 | Check and replace if necessary C2504 and/or 2505 (2kV HRR) on the
Large signal panel.
Replace by a 3kV15 HR-R capacitor if possible:
820pF 4822 126 13152
1nF 4822 126 13153
1,2nF 4822 126 13154
1,5nF 4822 126 13155
1,8nF 4822 126 13156
2, | 14-09-04 |
| Philips | FL1.10 | Totally inoperative. | Transistors 7250 (BUX85F; 4822 130 62509) and
7251 (BC848; 4822 130 61207) in microSOPS defective.
Or D6251 (LLZ-C5V6; 4822 130 80954) and
R1250 (=R3230; 1 Ohm; 4822 052 10108) defective.
Or T7270 (BD825; 4822 130 41746)
Or T7201 (BC857C; 5322 130 427 | 14-09-04 |
| Philips | FL1.10 | Totally inoperative. Only red LED on. | Check line driver transformer L5503 on LSP (4822 142 40328).
| 14-09-04 |
| Philips | FL1.10 | Tuning does not function | Resistor R3240 on LSP in V-tuning wire broken.
| 14-09-04 |
| Philips | FL1.10 | Unstable picture, horizontal jitter. | Check/replace R3405 on the LSP. (4822 051 10303 for 50 Hz sets;
4822 051 10333 for 100 Hz sets).
| 14-09-04 |
| Philips | FL1.10 | Various faults can be observed. | Check the earth connection from the SSP: connect earth tuner with
earth line output transformer (LSP) to find-out whether the problem is
solved.
Check connectors L02 and S02 pins 1,2 (sometimes only 7 wires are used
in the connector)
| 14-09-04 |
| Philips | FL1.10 | Wrong service batch of ST24C08CB1 memory IC's | Wrong service batch of ST24C08CB1 memory IC's 4822 209 32283
------------------------------------------------------------
Temporarily a wrong batch of EAROM's has been delivered, causing the
fault "NVM MEMORY NOT WRITE PROTECTED" after replacing the EAROM | 14-09-04 |
| Philips | FL1.10 | Wrong synchronization, unstable colors | D6417 on the LSP dependent on temperature, check/replace
(4822 130 81223)
| 14-09-04 |
| Philips | FL1.10 28CL677/257 | St/by only | LOPTr BU508AF s/c due to dry joints scan coil plug | 14-09-04 |
| Philips | FL1.10 28CL6770 | Dead - LOPTr s/c | Check for dry joints at scan coil plug | 14-09-04 |
| Philips | FL1.10 28CL6770/252 | St/by only | LOPTr s/c due to dry joints scan coil plug or R3347 in psu risen from 75k to 100k (in set HT network) | 14-09-04 |
| Philips | FL1.10 28CL6770/25Z | Dead - LOPTr s/c | Dry joints scan coil connector - can run psu on dummy load by removing L5511 & disable prot by s/c base/emitter of sm Tr 7384 | 14-09-04 |
| Philips | FL1.10 28CL6770/25Z | int. sound distortion (sounds like machine gun fire) only when an external unit is switched on (e.g. VCR, sat. box etc) | change Xtal 1602 (482224280276) or use non-fully wired SCART lead | 14-09-04 |
| Philips | FL1.10 28CL6770/25Z | no line phase lock (RH side of pic in the LH of the screen) | R3511 10R 0.5W o/c (482211652176), it provides sync feedback from LOPTx to TDA2579A | 14-09-04 |
| Philips | FL1.10 28CL6770/25Z | stuck in stby, red LED on | SOPS panel faulty, check R3537, R3514, if faulty check T7512, T7513 BC548C, R3515,R3516 2R7. Part nos: SOPS panel - 482231031921, resistors 2R7 - 482211652206. | 14-09-04 |
| Philips | FL1.10 28CL6770/25Z | Trips when sw from st/by | TDA1521 Audio o/p IC s/c | 14-09-04 |
| Philips | FL1.10 AA | dead, no LEDs, HT low at 115V | no 5V stby supply, R3249/3252 220k 0.25w | 14-09-04 |
| Philips | FL1.14 | "NVM write protection enabled" message on screen. | Startup problem or 'NVM write protection enabled' message on screen
after replacement of NVM
(ST24C08CB1; 4822 209 32283) with a ST24C08CB6 (4822 209 33113).
Use as replacement the ST24C08 1 (9311 021 36682). | 14-09-04 |