| Make | Model | Problem | Solution | Date |
| | | |
| Found: 4551
|
| Philips | FL1.1 | Colored picture or picture is green/red, fly-back lines | Check zenerdiode 6450 on pin 19-IC7430 on the LSP. New diode must
be Philips (Telefunken does not work), 4822 130 81512
| 14-09-04 |
| Philips | FL1.1 | Colors flicker when the set is warm or poor colors | 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 | FL1.1 | Colour registration | Colour registration
-------------------
A production change has been introduced to improve colour
registration as follows:
Position Change New Code no.
4302 delete jumper - -
4300 | 14-09-04 |
| Philips | FL1.1 | Correction on Service Information FL1.1 AC 92.06 ( | Correction on Service Information FL1.1 AC 92.06 (4822 727 19767)
-----------------------------------------------------------------
At point 3 (New XICOR) is mentioned: Add positionn 6135 (4702).
This should be: Add on position 6135 (470 ohm).
REMARKS | 14-09-04 |
| Philips | FL1.1 | Correction to service information FL 95.01 | Correction to service information FL 95.01
------------------------------------------
Correction in the overview of 100Hz and Proscan boxen.
The replacement for service code 4822 212 30534 must be 4822 212 31231
The replacement for service code 4822 21 | 14-09-04 |
| Philips | FL1.1 | Correction to service manual FL1.1 AC/FL1.7 AA | Correction to service manual FL1.1 AC/FL1.7 AA
----------------------------------------------
The code number of position 3410 on the Large Signal Panel is not
correct. The correct code number is 4822 101 11871 (330k lin) | 14-09-04 |
| Philips | FL1.1 | Data interference audible in FM and NICAM during quiet sound | Cut the track coming to pin 14-TDA8425 as close to the IC as
possible. Solder 5,6 nF ceramic flat capacitor between pin 14 and
earth side of 2694.
REMARKS :
This modification has been introduced in sets from week 9131
onwards. New SSP from w | 14-09-04 |
| Philips | FL1.1 | Does not start-up | Check and replace if necessary supply transistor
(2SC3973B; 4822 130 60851) position 7216 on the LSP.
| 14-09-04 |
| Philips | FL1.1 | Does not tune on some channels | No tuning, tuning unstable, colour disappears or interference
on some channels (e.g.channel 5 + 59)
Connect (solder) metal case of tuner to earth.
| 14-09-04 |
| Philips | FL1.1 | Does spontaneously switch over to program 1. | Check resistor value of R3250 (in standby SOPS circuit).
Maximum value 62 Ohm (4822 116 52198).
| 14-09-04 |
| Philips | FL1.1 | Drifting picture due to no sync. | Fault occurs after one hour.
Before assuming line oscillator problem, try freezing the
components in the high end box. If this clears the problem, check
IC7203 - TDA 2579B (4822 209 63423) on the LFR (digital scan) box.
REMARKS :
The ICs TD | 14-09-04 |
| Philips | FL1.1 | Drifting picture due to no sync. | Fault occurs after one hour.
Before assuming line oscillator problem, try freezing the
components in the high end box. If this clears the problem, check
IC7203 - TDA 2579B (4822 209 63423) on the LFR (digital scan) box.
REMARKS :
The ICs TD | 14-09-04 |
| Philips | FL1.1 | E/W fault - bowed sides. | TS7542 and TS7540 short circuit.
REMARKS :
There is a mistake in the Service Manual. TS7542 is drawn as a PNP
type, but the transistor type should be BC857C as indicated in the
spare parts list.
The correct transistor is given in the parts l | 14-09-04 |
| Philips | FL1.1 | Fall off position 3204 on the Large signal panel | Fall off position 3204 on the Large signal panel
------------------------------------------------
When position 3204 (NTC/PTC; 4822 116 40215) on the LSP is defect it
is recommended to replace it by a PTC/PTC (4822 116 40253).
Together with this change al | 14-09-04 |
| Philips | FL1.1 | Field foldover | Check zener 6451 3v6 or 5v6 | 14-09-04 |
| Philips | FL1.1 | Frontends FQ816ME/B and FQ816MF/IF | Frontends FQ816ME/B and FQ816MF/IF
----------------------------------
1. For the frontend with service code number 4822 210 10507 the
following types can be supplied:
FQ816ME/B with factory code number 3122 297 10901
FQ916DME/SERVICE with factory | 14-09-04 |
| Philips | FL1.1 | Green and red coloured stripes visible in picture. | Check/replace IC7253 on the High End Box (SDA9060; 4822 209 63891).
| 14-09-04 |
| Philips | FL1.1 | Green fly-back lines, interrupts | C2451 (330nF; 5322 121 42661) on pin 17 of IC7430 (TDA4680)
defective .
| 14-09-04 |
| Philips | FL1.1 | Horizontal amplitude cannot be adjusted | Transistor 7610 (2SA1359) on the LSP short circuited,
check/replace. (4822 130 60111).
| 14-09-04 |
| Philips | FL1.1 | Horizontal black lines with 100Hz sets and Sony Hi8 camcorders. | Change the value of C2396 on the small signal into 220nF
(4822 122 32927).
On 100Hz sets together with the Sony Hi8 camcorders, you can see
very small sharp lines over the picture. This phenomenon is most of
the times visable when the tape is situated i | 14-09-04 |
| Philips | FL1.1 | How to enable/disable "Child Lock" | Press "MENU" button on Remote Control. When the menu appears on the
screen, you select "SPECIAL FEATURES" (this expression is language
dependent)
Within "SPECIAL FEATURES", the "CHILD LOCK" can be enabled or
disabled.
| 14-09-04 |
| Philips | FL1.1 | Int startup/reverts to st/by | R3374 75k ?w o/c | 14-09-04 |
|
|
| Philips | FL1.1 | Jitter | In PIP unit change the value of R3336 to 4k7.
| 14-09-04 |
| Philips | FL1.1 | LEDs blinking; error code 99. | Check C2504, across collector and emittor of TS7504 and/or TS7506,
on the LSP and replace and/or it by a 3kV version.
820p 3kV 10%: 4822 126 13152
1n 3kV 10%: 4822 126 13153
1n2 3kV 10%: 4822 126 13154
1n5 3kV 10%: 4822 126 13 | 14-09-04 |
| Philips | FL1.1 | Low Brightness TXT and OSD, Picture OK | If this condition occurs, check the Option Codes.
Resetting the Option Code numbers as per the Service Manual provided the cure. | 14-09-04 |
| Philips | FL1.1 | Low frequency hum from subwoofer, buzz from right hand squeeter. | Check DC level on pin 1 and 9 of IC7011 (TDA1521).
If not correct, replace (4822 209 63913).
| 14-09-04 |
| Philips | FL1.1 | Menu doubles | IC7202 (LH2464-10; 4822 209 63893) in High-end-box defective .
| 14-09-04 |
| Philips | FL1.1 | Modification | Modification
------------
Change position 4210 on the Small Signal Panel into 1k ohm
(4822 051 10102).
Reason: to prevent failure of IC7202 (TDA2579).
REMARKS :
It is recommended to check and replace position 4210 each time
the 100Hz box is rep | 14-09-04 |
| Philips | FL1.1 | Modification of the stand-by SOPS | Modification of the stand-by SOPS
---------------------------------
Due to a shortcircuit in the stand-by SOPS it can happen that fuse
1250 breaks down too slowly. Because of this the fuse can carbonize
and the current will flow for a to long time which c | 14-09-04 |
| Philips | FL1.1 | Modification stand-by SOPS | Modification stand-by SOPS
--------------------------
Fuse 1250 has been replaced by a 1 Ohm resistor (4822 052 10108)
REMARKS :
Introduced in production in week 9209.
| 14-09-04 |