| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | FL2.26 | Modification | Modification
------------
On Scavem amplifier panel 4822 212 31259 position 2671 and 2672 are
changed from 680pF into 330pF (5322 122 31842).
This modification is introduced from start production onwards.
| 14-09-04 |
| Philips | FL2.26 | No colors in TV mode | Check IC7365 (TDA4650) on the SSP (4822 209 30837)
| 14-09-04 |
| Philips | FL2.26 | No sound, "ON, Standby, I" LEDs blinking | 10MHz crystal 1602 on the SSP defective, 4822 242 80276
| 14-09-04 |
| Philips | FL2.26 | Noise on high volume | Perform the following modifications on the SSP:
Add on position 3618 4,7nF (4822 122 31784)
Add on position 3619 jumper (4822 051 10008)
Connected in series from 2604/4610 to earth.
Change position 4610 into 1k ohm (4822 051 10102) | 14-09-04 |
| Philips | FL2.26 | OSD, TXT, sound, colours OK, no Y signal. | C2396 (22nF) leakage (4822 126 11544)
| 14-09-04 |
| Philips | FL2.26 | Overview of SOPS repair kits | Overview of SOPS repair kits
----------------------------
FL1.0 AG00 upto AG03 4822 310 20492
FL1.0 AG04 and higher 4822 310 31921
FL1.0S 4822 310 31924
FL1.1 25" and 28" 4822 310 31919
FL1.1 33" 4822 310 31932
FL1.1S | 14-09-04 |
| Philips | FL2.26 | Picture disappears (fly back lines), ON STEREO and DUAL LEDs blink | Check IC7430 (TDA4680). When TDA4680 is too hot there is no picture
(4822 209 31592).
| 14-09-04 |
| Philips | FL2.26 | Picture disappears shortly after 30" or control does not function. | When hot, 13,5 MHz clock stops working; change the value of R3123
to 1k2.
| 14-09-04 |
| Philips | FL2.26 | Picture gives black horizontal stripes, also on RGB | IC72027 SDA9205-2 LFR box defective (4822 209 31056). | 14-09-04 |
| Philips | FL2.26 | Picture often dark | Check IC7201 in High End-box (SAA9042P/A; 4822 209 31851)
| 14-09-04 |
|
|
| Philips | FL2.26 | Picture OK after some time | IC7207 (SDA9205-2) defective when set is cold (4822 209 31056).
| 14-09-04 |
| Philips | FL2.26 | Picture twists from top | Voltage of pin 8-IC7450 (TDA3654Q) on the LSP has raised to ca.
20 V. Check diode 6451 (BZX79/C5V6; 4822 130 80954).
| 14-09-04 |
| Philips | FL2.26 | Picture twists from top | Voltage of pin 8-IC7450 (TDA3654Q) on the LSP has raised to ca. 20 V.
Check diode 6451 (BZX79/C3V6; 5322 130 34834 or
BZX79/C10; 4822 130 61219)
| 14-09-04 |
| Philips | FL2.26 | PIP picture not in order. | Check R3345 (4822 111 41424) in PIP unit, check IC7755
(4822 209 63423).
| 14-09-04 |
| Philips | FL2.26 | Poor colors, no light in picture | Check IC7207 (SDA9205; 4822 209 31056).
| 14-09-04 |
| Philips | FL2.26 | Range of picture height adjustment too small. | To increase the range of the picture height adjustment change the
following components on the Large Signal Panel:
- Change position 3422 from 1M3 into 1M2 (4822 116 81223).
- Change position 3423 from 1M1 into 820k (4822 116 52305).
| 14-09-04 |
| Philips | FL2.26 | Red pic with fback lines | Check ZD6450 (on pcb print side); if ok sus crt | 14-09-04 |
| Philips | FL2.26 | Repeated light-up of the standby-led after switching-off from standby. | Change the following positions on the LSP:
Position 3250 from 47 ohm into 62 ohm (4822 116 52198)
Position 6251 from LLZ-C5V6 into LLZ-C7V5 (4822 130 80906)
REMARKS :Introduced in production in week 9418. | 14-09-04 |
| Philips | FL2.26 | 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 | FL2.26 | 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 | FL2.26 | Set totally inoperative, no LEDs on. Supply hums. | R3252 220 kOhm (Start-up micro-sops) defective (4822 116 52258).
| 14-09-04 |
| Philips | FL2.26 | Severe Moire patterning | Most modern Colour Televisions use Automatic Gray Scale Tracking and
while the setting of the G1 may not seem to have a major effect on the
picture brightness on a modern set, incorrect adjustment can have the
effect of causing severe Moire patterning if | 14-09-04 |
| Philips | FL2.26 | Shuts off and on again on Pr.nr. 1 after 3 hours. | D6272 (BZX55B5V6) interruption when it becomes hot.
| 14-09-04 |
| Philips | FL2.26 | Sometimes in protection, or hor. width varies | Check or resolder on LSP the pins of E/W bridge coil 5521.
| 14-09-04 |
| Philips | FL2.26 | Sometimes vibration in vertical direction. | Replace C2410 (150nF 5%; 4822 121 41854) on LSP.
| 14-09-04 |
| Philips | FL2.26 | Sound shuts off and OSD in picture. | Voltage on pin 4 TDA8417 was 3.5V tt instead of >4.5V TT.
Replace X-tal 10 Mhz (4822 242 80276).
| 14-09-04 |
| Philips | FL2.26 | Spare part information | Spare part information
----------------------
New mainsswitch bracket FL2 sets.
In week 9424 the bracket for the mainsswitch of the FL2 sets is
changed from 4822 404 31286 into 4822 404 31415.
It is not possible to use the new brackets (4822 404 31415) in | 14-09-04 |
| Philips | FL2.26 | Spoke on 134,25 and 287,25 MHz in proscan sets. | Spoke on above mentioned frequency can be solved by adding two
capacitors of 33pF (5322 122 32072) on the LFR box.
- between pin 10 of H22 and earth (pin 5 of H22) (CVBS).
- between pin 7 of H21 and earth (pin 4 of H21) (TXT INT).
| 14-09-04 |
| Philips | FL2.26 | 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 | FL2.26 | Supply +5V too low, black horizontal bar in picture. Bad sync. | Check/replace IC7551 (LM358N; 4822 209 70672)
| 14-09-04 |