Page 1
For internal use only PHILIPS
ISSUE AS99.05 (99-08-10)
Published by:
Service Depar tment Audio Systems
LINE OF BUSINESS AUDIO SYSTEMS
05.01 TYPENUMBER(S): AS670/34, AS675/34
SYMPTOM :
In standby mode, the clock display is switched off after a while.
CURE : There is nothing wrong with the set.
Switching off the display is part of the “Lower Power Standby
Feature”, described in chapter 11 of the Service Manual.
REMARKS :
05.02 TYPENUMBER(S): CDC775
INFORMATION : From production week 9930 onwards a new microprocessor (mask 2)
has been introduced:
pos. service code article description
––––––––––––––––––––––––––––––––––––––––––––––––––––––
7401 3139 110 51260 TMP87CP71F with marking “775S52161”
The new µP solves CD-Recorder related problems and reduces the
FTD brightness to the level of other products from the Home Cinema
range.
The introduction of the new microprocessor is accompanied by some
hardware changes on the DAC/AF-board.
The following components have been added:
pos. service code article description
––––––––––––––––––––––––––––––––––––––––––––––––––––––
3963 4822 051 20479 47Ω 5% 0.1W
3975 4822 116 52176 10Ω 5% 1/6W
9919 Bare Wire
REMARKS : For location of components see circuit diagram and component
layout.New components have already been foreseen in these
drawings, but were not used, yet.
X313IRIS CODE
SERVICE NEWSLETTER
Service Newsletter 1999 – Audio Systems 1/3
Page 2
05.03 TYPENUMBER(S): FW350C/34, FW390C/34, FW398C/34, FW545C/34, FW548C/34,
FW590C/34, FW768P/34, FW830C/34, FW878C/34, FW898W/34,
MZ7/34
SYMPTOM :
FM 65.81-74MHz cannot be tuned on the set
CURE : All Mini Systems 1999 versions /34 are set to the default FM range of
87.5-108MHz when leaving the factory.
The lower FM1 range of 65.81-74MHz can be turned on by holding
the undermentioned keys depressed, while switching on the mains
supply:
a) “Tuner” & “Search Up” for all models except the MZ7/34
b) “Tuner” & “Next” for MZ7/34 only
The display shows “FM1 ON”.
REMARKS : By repeating the procedure the FM1 range will be switched off again.
05.04 TYPENUMBER(S): FW399V
INFORMATION : Service Manual, correction/update of the partslist
1) In the parts list of page 12-8 the service code for item 7202,
IC AT27C020-12PC, should read 3139 110 52240 instead of
8239 210 51830.
2) The following parts of the Loudspeaker Box are now available as
service sparepar ts:
service code article description
–––––––––––––––––––––––––––––––––––––––
9965 000 00757 TWEETER
9965 000 00758 WOOFER
9965 000 00795 BUZZER W/WIRE ASSY
4822 464 10523 CLOTH FRAME ASSY
REMARKS :
X121IRIS CODE
Service Newsletter 1999 – Audio Systems 2/3
Page 3
05.05 TYPENUMBER(S): FR960, FR970, MX975D
INFORMATION : Correction to the Service Manual, Electrical par tslist
Monobard FR960 (page 13-4) and Monobard FR970 (page 14-4)
The following items should read:
pos. service code article description
–––––––––––––––––––––––––––––––––––––––
3587 4822 051 20392 3.9kΩ 5% 0.1W
3588 4822 116 52276 3.9kΩ 5% 0.5W
3593 4822 051 20472 4.7kΩ 5% 0.1W
3594 4822 051 20472 4.7kΩ 5% 0.1W
3597 4822 116 52289 5.6kΩ 5% 1/6W
3598 4822 116 52289 5.6kΩ 5% 1/6W
REMARKS : Electrical diagram is correct (page 10-4).
05.06 TYPENUMBER(S): FR970
INFORMATION : Correction to the Service Manual, Exploded View Partslist (page 12)
The service codenumber for item 14 should read:
3104 217 52260 “Window Display” only for FR970/01B/17
3104 217 52660 “Window Display” only for FR970/01
REMARKS :
05.07 TYPENUMBER(S): MC165, MC175
INFORMATION : Correction to the Service Manual, Electrical par tslist
The service codenumbers of the Mains Transformers have been
mixed up.They should read:
4822 146 11104 for /01 and /11 versions
4822 146 11105 for /02, /05, /10 and /14 versions
4822 146 11106 for /37 version
REMARKS :
Service Newsletter 1999 – Audio Systems 3/3
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