Philips FW-R88 - Unit Display and Indicators; Display Information Area; Status Lights and Flags

6-1
TABLE OF CONTENTS
Block Diagram .................................................................6-2
3CDC-Key Board
Circuit Diagram ..............................................................6-1
Component Layout.........................................................6-1
Digital Switching Board
Component Layout.........................................................6-1
Circuit Diagram ..............................................................6-3
Light Guide Board
Component Layout.........................................................6-3
Circuit Diagram ..............................................................6-3
Technical Front Board
Component Layout Copperside view .............................6-4
Circuit Diagram ..............................................................6-5
Component Layout Copperside view .............................6-7
Design Front Board
Component Layout.........................................................6-8
Circuit Diagram .............................................................6-9
Microphone Board
Component Layout.......................................................6-10
Circuit Diagram ............................................................6-10
Electrical Partslist ............................................................6-11
Front Board
6-1
1172
1
2
3
100p 2262
3407
10K
1174
DSC
1173
DISC CHANGE
OPEN/CLOSE
CDR-Mini 3CDC Key Board Copperside view stage .5 (2001-01-12)
1172
1173
3407
2262
1174
3363
2228
2234
4203
3366
4205
3358
4206
2227
2222
3355
3355
2230
3354 2235
2233
2232
2221
3368
3362
3364
3351
3360
3361
3367
3353
3357
2220
4204
4201
2231
2236
2225
2226
3359
3365
3356
7140
7
8
1
14
5130
61
2
34
9401
9404
9403
9402
1164
1163
1160
1
6
1
1
3
2
4
5
3
3350
1159
7145
16
18
9
16
1
8
9
7142
1
2
3
FW-R88 Digital switch Board Copperside view stage.5 (2001-01-12)
1159 B1
1160 B2
1163 B2
1164 A2
2220 B2
2221 A1
2222 B2
2225 B2
2226 A2
2227 A2
2228 B1
2230 C1
2231 C2
2232 A1
2233 B1
2234 B1
2235 A1
2236 C2
3350 C2
3351 B1
3353 B2
3354 A1
3355 B2
3356 A1
3357 B2
3358 B1
3359 B2
3360 B1
3361 B1
3362 A1
3363 A1
3364 B1
3365 B1
3366 B1
3367 B1
3368 A1
4201 C2
4203 B1
4204 C2
4205 B1
4206 B1
5130 A1
7140 B1
7142 C1
7145 B1
9401 B2
9402 B2
9403 C1
9404 B1
Digital switch Board Copperside view
3CDC Key Board Copperside view
3 CDC-Key