Philips fw 399 v service manual

Page 1

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Service

FW399V
A99 - 176

Product Service Group CE Audio

ervice Information

Already published Service Inturmalrons:

CORRECTION YO SERVICE MANUAL
' Page 12-8 Below are the consoled service codes:

7202 996500002715
7203 932214248668

OTP A727C020~12PC
IC MSM5142650-60J
ADDITION) SERVICE MANUAL

' Below are the new service pans which are previously not
available:
a) 313911852510 MPEG Board

b) Loudspeaker Box breakdown pans:

996500000757 Tweeter

996500000758 Woofer

996500000795 Buzzer with wire assembly
482246410523 Cloth Frame assembly

CHANGES DURING PRODUCTION

COMBI DOARD
' From production week 9926 onwards the following are
introduced to reduce motor noise during CD stertup & stops,

- Delete item 4215 Chip jumper
- Solder-short pin 2 3 a oi Connector socket item 25

' From production week 9932 onwards also 2342 is deleted
to solve CD "No TOC' problem.

' From production week 9928 onwards a new pt. 3 board
(recognized by the last digit oi 12NC printed) is introduced
to:
- permanently short pin 2 8t 3 oi connector socket 25
- additional pitch lor elco 2225
- provision at ground pin 8. chip cap 2236

For service existing point 2 drawings can be used.

1999-12-09

SERVO BOARD

' From production week 9926 onwards undermentioned is
introduced to solve CD-Fi playability and picture frozen
when tray reaches the open posrtion problems.

Change 3827 10 560R 5% 1/6W
3841 to aka 5% 1/6W

482211652226
482211652269

' During production the undermentioned is introduced to
solve picture skipping problems.

Add 2861 22uF 16V 4622 124 41796 mm
3872 47H5%1/6W 482211652195 mm
Delete 9015 Bare Wire (70mm

' From production week 9944 onwards uProoessor IC 7850
software version 2.6 is introduced to solve CD-Fi playability
and CD no TOC problems.
Change 7850 OMSZMEBIOSB 9352 624 55567

Note: This uProceseor can only function with MPE G ver-

sion 9 or higher (see Service Test program to chedr),
otherwise the yProcessor IC 7202 on the MPEG
board has to be replaced.

' From production week 9948 onwards undermentioned is
introduced to solve 3m (36MHz) radiation problem.

Delete Resistors 3855. 3856 and 3857
Add 2353 4822 122 33519 470pF 10% 50V
into 3857 position (replaced)
' During production a new pt. 2 board (recognized by the last
digit of 1 2NC printed) to prevent grounding problem in other
application.

Delete Bare wires 9000 and 9042

313911550430

PCS 103412

Page 2

MPEG BOARD
' From production week 9928 onwards the undermentioned
is introduced to improve logic "Iow' level:

Change 3213 to 22k 5% 4822 051 30223

From production week 9944 a new pt. 2 board (recognized
by the last digit of 12NC printed) is introduced to solved 3m
(108MHz & 162MHz) radiation problem

Change 2257 to 1nF 25V 3198 016 31020
Add 2238 10nF 50V 5322 126 11583
2255 10nF 50V 5322 126 11583

From production week 9944 onwards the undarmentioned
is introduced to improve logic low level:

Change 3278 to 100R 5% 0.1W 4822 051 30101
3279 to 100R 5% 0,1W 4822 051 30101
3280 to 100R 5% 0.1W 4822 051 30101

FRONT BOARD

' From production week 9944 onwards the uProcessor IC
7401 is introduced to solve set going to PAUSE" mode
when a track is selected by the numeric keypad while the
T00 is being read. The new pProcessor IC is

7401 313911052260 TMP87CS71 F '399852261"

PCS 103 413