Philips FM23 AC Service Manual page 75

Table of Contents

Advertisement

Circuit Diagrams and PWB Layouts
Power Supply Panel (FM24 AB): Protection
0307 F8
2350 D9
2396 F3
3309 B3
3321 C4
3332 C6
0319 A15
2352 E9
3300 B1
3310 B3
3322 D4
3333 C6
2303 F4
2364 E11
3301 C1
3311 B3
3323 E4
3334 D6
2304 D1
2366 E15
3302 F3
3312 C3
3324 D1
3335 E6
2305 D1
2370 C13
3303 F3
3313 D3
3325 G12
3338 C7
2306 D3
2376 G2
3304 D1
3316 F2
3326 G12
3339 C7
2316 F3
2380 F4
3305 F3
3317 E3
3327 G12
3340 C7
2322 D4
2381 H1
3306 D1
3318 B4
3328 G13
3341 C7
2324 E6
2385 H4
3307 E1
3319 B4
3330 C5
3342 D7
2343 E8
2393 H11
3308 C2
3320 B4
3331 B5
3343 E7
1
2
3
PROTECTION
FROM
A
VA
FROM
FROM
LLC_SUPPLY
Vs_unsw
+5V_STBY_SW
70-90V
B
VA
VS
PROTEC-
PROTEC-
TION
TION
2.5 Vref
C
F368
3308
I313
1K
7308-B
3V7
6V2
3
3
LM339D
7
11
4V9
1
6
I312
10
12
12
D
+5V_STBY_SW
+5V_STBY_SW
7308-A
3
3
LM339D
5
9
0V
1
2
4
8
1V9
12
1V7
12
3
I307
2
TL431CZ
E
7304
FROM
VA
VS
+9V_STBY
VSA
CONTROL
I303
4K7
3373
F
I305
6375
0V
7375
BAS316
BC847BW
0V7
I308
G
12
13
0V1
I311
3380
7376
0V7
BC847BW
47K
H
3122 123 6011.3
1
2
3
FM33
3344 D8
3354 E9
3367 E12
3378 E13
3391 G10
3803 F4
3345 C8
3358 C11
3368 D13
3380 H2
3392 F11
3804 F4
3346 C8
3359 C11
3369 E13
3381 H1
3393 H10
3805 F4
3347 D8
3360 D10
3370 B13
3382 F4
3394 F11
4300 F7
3348 D8
3361 C10
3371 B13
3385 H4
3395 F10
6312 C2
3349 C9
3362 D10
3372 B13
3386 G6
3396 F2
6313 D2
3350 D9
3363 E10
3373 F1
3387 G6
3397 F2
6314 E2
3351 D9
3364 E11
3374 F2
3388 F8
3800 F2
6321 C4
3352 E9
3365 D12
3376 G2
3389 F9
3801 F2
6322 D4
3353 E10
3366 D12
3377 G1
3390 G10
3802 F2
6324 E4
4
5
6
FROM
FROM
+3V3
VCC
+3V3
PROTEC-
PROTEC-
TION
TION
7308-D
7330-B
7330-D
3V5
3
2V8
3
LM339D
LM339D
LM339D
7
11
I330
5V
5V
5V
13
1
13
6
10
12
12
7308-C
7330-A
7330-C
3
3
LM339D
LM339D
LM339D
5
9
5V3
5V2
5V
14
2
14
4
8
1V9
12
2V3
12
VSK
I900
I934
S_GND
I901
VAK
4300
I902
IAK
I903
VRS
IAK
I904
VRA
BUFFER
7366-B
0V1
4
7366-D
LM324D
4
5
3387
LM324D
0V1
VCEGO
7
I905
I387
470R
6
14
0V1
11
I386
3386
11
I384
VSAGO
I385
100K
I906
TO
TO
4
5
6
7.
75
6325 G12
6362 D10
7308-C D3
7351 D10
7389 F9
F307 B14
F317 G7
6333 C5
6364 D11
7308-D C3
7352 D9
7391 G11
F308 B14
F318 G7
6334 D5
6365 E12
7326 G13
7362 D11
7393 G11
F309 B14
F319 H7
6335 E5
6375 F1
7327 G14
7366-A D12
F300 A14
F310 C14
F320 H7
6340 C7
6376 G1
7330-A D5
7366-B G5
F301 A14
F311 C14
F321 G7
6341 D7
6378 F14
7330-B C5
7366-C E14
F302 A14
F312 C14
F322 E8
6342 E7
6390 G10
7330-C D6
7366-D G4
F303 B14
F313 F7
F323 D13
6344 D8
7304 E1
7330-D C6
7370 A13
F304 B14
F314 F7
F324 F7
6347 C8
7308-A D2
7341 D8
7375 F1
F305 B14
F315 F7
F325 C1
6348 D8
7308-B C2
7348 D8
7376 H1
F306 B14
F316 F7
F343 D7
7
8
9
10
TO
LLC_SUPPLY
I935
VS_PROT
I907
VA_PROT
I908
VCC_PROT
I909
+3V3_PROT
I910
OVRERVOLTAGE
I911
I912
VCEGO
LATCH
3345
4K7
5V
BC857BW
0V1
7341
0V
0V
5V
3351
I351
0V
7351
7348
0V
BC847BW
BC847BW
10K
I350
BC847BW
I342
I352
0V7
7352
F343
F322
F313
I389
F324
3388
3389
F314
1K
1K
STANDBY
RES
5V
0307
F315
1
5V
BC857BW
2
7389
3
0V1
F316
4
+3V3_OVP
5
6
TO
7
F317
8
PROTECTION
9
10
TO
11
F321
12
CN7
13
14
PDP
15
6390
F318
16
(DISPLAY)
NC
17
NC
18
BAS316
NC
19
F319
NC
20
20FMN-BMT
F320
7
8
9
10
F368 C3
I311 H2
I327 G13
I344 D8
I364 D11
I376 B10
I301 C1
I312 D2
I330 D4
I345 D7
I365 D12
I377 B13
I303 F1
I313 C2
I331 C5
I347 D8
I366 D12
I378 B13
I304 D1
I314 D3
I332 C6
I348 D8
I367 D11
I379 E14
I305 F1
I316 D3
I334 D5
I349 D9
I370 B10
I384 G4
I306 E1
I318 C4
I335 D6
I350 D9
I371 B10
I385 H4
I307 E1
I322 D4
I338 C7
I351 D9
I372 B10
I386 G5
I308 F2
I324 D4
I339 E11
I352 D9
I373 B10
I387 G5
I309 F2
I325 G12
I341 D7
I362 D11
I374 B10
I388 F3
I310 G1
I326 G13
I342 D7
I363 C11
I375 B10
I389 F9
11
12
13
7370
ERROR LOGGING
PCF8574AT
INT_
13
1
INTERRUPT
A0
LP FILTER
LOGIC
2
A1
I370
4
P0
A2
3
4V9
5V
I377
I371
5
P1
SCL
14
5V
2
INPUT
I372
BUS
C
I
I378
6
P2
15
3370
SDA
5V
FILTER
CONTROL
I373
3371
100R
7
P3
5V
I/O
BIT
8
SHIFT
I374
100R
9
P4
5V
PORTS
REGISTER
I375
10 P5
VDD
16
4V
POWER-ON
RESET
I376
3372
11 P6
5V
+T
12
P7
8
VSS
KTY81
TEMP
DCPROT
I913
I363
I919
I362
7366-A
4V8
4
LM324D
3
4V8
5V
1
I364
2
7362
0V
2V9
BC847BW
11
I339
3378
10K
+8V6
+5V_STBY_SW
I392
5V
I327
I396
5V
BC857BW
I325
3326
I326
7326
7391
BC847BW
4K7
7393
4V2
BC847BW
I390
0V1
SUPPLY_ON
TO
FILTER_STBY
11
12
13
I390 G10
I906 H6
I916 C5
I926 B15
I391 G10
I907 B10
I917 C7
I927 C15
I392 F10
I908 B10
I918 D8
I928 B15
I396 G10
I909 B10
I919 D11
I929 B15
I900 F6
I910 B10
I920 D12
I930 B15
I901 F6
I911 B10
I921 A15
I931 B15
I902 F6
I912 B10
I922 A15
I932 C15
I903 F6
I913 C11
I923 A15
I933 C15
I904 G6
I914 C3
I924 B15
I934 F6
I905 G6
I915 C4
I925 B15
I935 B10
14
15
AUX_SUPPLY
TO
TO
FILTER_STBY
+9V_STBY_SW
A
0319
I921
+9V_STBY
F300
1
I922
+9V_STBY_SW
F301
2
F302
I923
+8V6
3
I924
+5V_STBY_SW
F304
4
+3V3_STBY_SW
I925
F305
5
TO
F306
I928
0319
SCL
6
B
F307
I929
SDA
7
I930
F308
GND
8
CONTROL
I926
F309
POWER_OK
9
F303
I931
TEMP_3
10
F310
I927
11
STANDBY
I932
F311
12
I933
F312
13
C
PH-B
TO
FANCONTROL
D
I305 = 0V
I312 = 4V9
I318 = 5V
I331 = 5V
I338 = 5V
I362 = 5V
I363 =4V9
I379
7366-C
4
LM324D
I365 = 4V8
E
10
I370 = 4V9
8
9
I371 = 5V
11
I372 = 5V
I373 = 5V
I374 = 5V
I375 = 4V
I376 = 5V
F300 = 9V
F
8V6 UNDER VOLTAGE
F301 = 9V
PROTECTION
F302 = 8V6
F304 = 5V
F305 = 3V3
F309 = 3V3
F310 = 0V4
7327
F313 = 2V3
BC847BW
F314 = 2V
G
F315 = 0V1
F316 = 0V8
F317 = 1V3
F318 = 3V2
F319 = 3V3
F343 = 0V
H
CL 26532055_003.eps
070703
14
15

Advertisement

Table of Contents
loading

This manual is also suitable for:

Fm24 abFm33 aa

Table of Contents