Philips FW-C870 Service Manual page 31

CONTROL BOARD - COMPONENT
LAYOUT
This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.
3139 113 3424 pt3 dd wk0035
BLUE STRIP LED BOARD - COMPONENT LAYOUT
6-5
CONTROL BOARD - CHIP LAYOUT
This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram and respective parts list.
Some location on this board is prepared for both 0603 & 0805 SMDs
footprint, in such locations 0603 SMDs may be substituted.
3139 113 3424 pt3 dd wk0035
This assembly drawing shows a summary of all possible versions.
For components used in a specific version see schematic diagram
and respective parts list.
3139 113 3424 pt3 dd wk0035
CONTROL PART - CIRCUIT DIAGRAM
1400 A1 1403 C7 1406 B3 1409 B5 1412 C4 1415 C5 1418 C5 2400 B2
1401 A2 1404 C6 1407 B4 1410 C3 1413 C4 1416 C5 1419 C7 2401 B2
1402 C7 1405 B3 1408 B4 1411 C3 1414 C4 1417 C6 1420 A1 2402 B5
1 2 3
1420
BlueStrip
2 6401
&
1
1N4148
A EH-B
& &
FE-BT-VK-N & 1401
1400 EC12
1 3
1
2 WooxA
MT1 MT2 TREBLE_DOWN
3
4 5 2
+5V6
WooxB
4 &
&
B
5
GND-B
3420
Key0
6
1K2
7
8
Key2
9 WooxLit
10
PREV
C
+5V6
2404
&
+5V6
6221 6219 100n
& 3400
7400 &
BC847B
1K
5.5V
4.8V
GND-B
D
&
&
1 2 3
BLUE STRIP LED PART - CIRCUIT DIAGRAM
1000 A1 6229 A2
1
Note : Some values may varies, see respective parts list for correct value.
1000
2
A
1
35022
3139 118 53120...87400 for...3424 pt3 dd wk0035
1
6-5
2403 C7 3401 D2 3404 B3 3407 B4 3411 C4 3414 C5 3417 C6 3420 B2
2404 C2 3402 A2 3405 B4 3409 C3 3412 C4 3415 C5 3418 C6 6219 C1
3400 C2 3403 A2 3406 B4 3410 C4 3413 C5 3416 C6 3419 C7 6221 C1
4 5 6
& : Not for FW-C90.
## : Refer to variation table.
+5V6
Note : Some values may varies, see respective parts list for correct value.
TREBLE_UP REC NEXT
HSD
3404
3405 3406 3407
1K8
2K7 4K7 10K
GND-B GND-B GND-B GND-B GND-B
GND-B
AUTO_REV PLAY STOP DIM SEARCH_UP CLOCK SEARCH_DOWN PROG BASS_UP
3409 3410 3412 3413 3415 3416
3411 3414 3417
220R 390R 560R 1K2 1K8
150R 270R 820R 2K7
GND-B GND-B GND-B GND-B GND-B GND-B GND-B GND-B GND-B
4 5 6
2
A
2
6400 D2
6401 A3
7400 C2
7
A
B
wOOx DBB
BASS_DOWN
C
3418 3419
4K7 10K
## ##
GND-B GND-B GND-B GND-B
D
3139 118 53120...87090 for...3424 pt3 dd wk0035
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