Audio Block - Philips EXP 411 Service Manual

AUDIO Block

1 2 3
A
B
AUDIO LcH
AUDIO RcH
A ---- only if SC111259FTA for item 7250 is used
C
33k A
3352 39k
RN
2362
33k A
3356 39k 100p
RP
3355 15k
4 3
2361 220p
GND
1.3V
VREF
2358 220p
3353 15k
5 6
1.3V 1.3V 1.3V
LP
D
2359
3358 39k
33k A
100p
LN
3351 39k
33k A
E
RC
+RCREF
+RCREF
DBB_ON
DBB_ON
DBB_STEP
DBB_STEP
DAC_DATA
DAC_DATA
BEEP
F
BEEP
MUTE
MUTE
LF_POW
LF_POW
RN
RP
LP
LN
G
1 2 3
4-8
4 5
VREF
3361
3357
3376
3k3 1M
15k
7355
2357
BC847BW
3375
2352
3k3
220p 6n8
1.3V 1.3V 1.3V
3372
2 1
2355 5k6 3360
7351
4u7
TC75W51FU 10k 15k A
2354 3359 15k A
4u7
3371 10k
7 8
5k6
2.5V
2356 2353
3373
6n8
3k3
220p
2360
3354
3362
3374
4u7
15k 1M
3k3 +2.6V
7357
BC847BW
GND
+A udio
VREF
F351 F354 F352 F350 F355
RC
1301
11FLZ-RSM1-TB
1
RC 2
RCH 3
+RCREF 4
LCH 5
LI 6
LO 7
8
VREF
RN 9
RI 10
RP
RO 11
LP
LN
F357 F359 F353 F356 F358 F360
4 5
6 7 8
DBB OFF DBB1
DBB_STEP 2.1V 2.1V
DBB_ON 1.7V 0V
+2.6V
3363
2378
47k
4u7
7354
STOP 2.1V
3379
BC847BW 2381
10k PLAY 0V
2379
33n
3367
100n
4k7 3366
2376
1u
7352 1M
2380
BC847BW
100n
0.7V
1.4V 1.3V
2373
1.3V
1u
0V
2365 47/6V3 GND
1.3V
2364 10/10V
VREF
1.3V
2374 1u
F353
3.7V
3380
2366
4k7
GND 1.1V 1.3V
10/10V
2351
1.3V
100n
2.9V 0V
2363
3369 x
10/10V
100R 2382 7350
7353 x
47/6V3
BA3574BFS
BC817-40
GND GND GND
GND
+2.5V
F380 F379 F378 F377 F376
1
(RC)
2
(RCH)
3
(+RCREF)
4
(LCH)
5
(LI)
6
(LO)
7
(VREF)
8
9
(RI)
10
(RO)
3381
11
RK10J12R 10k x B
11FLZ-SM1-TB
1302
F372 F373 F371 F370 F374 F375
GND
X ____ only f or provision
6 7 8
4-8
9
DBB2
0V
0V
3368
100k
3378 10k
2377
1u
7356
BC847BW
GND GND
3365 27R
3377 27R
2369 2372
33n 33n
2368 2367
100n 100n
2375 3370 3364 3382
100n 2R2 2R2 22k
GND GND GND GND GND
SYM No. PM01
Headphone
1300 Green
HSJ1594-010162
1
2
3
7
6351
BZX384-C10
GND
SYM No. PA01 DM:Dummy(Not use)
9
1300 F8
1301 F4
1302 G5
2351 D5
2352 C4
2353 D4
2354 D4
2355 D4
A
2356 D3
2357 C3
2358 D2
2359 D2
2360 D3
2361 D2
2362 C3
2363 D7
2364 D6
2365 D5
2366 D6
2367 D8
2368 D7
2369 D8
2370 D8
2371 D8
B
2372 D8
2373 D7
2374 D6
2375 D7
2376 C5
2377 C7
2378 C6
2379 C6
2380 C6
2381 C6
2382 D6
3351 D2
3352 C2
3353 D2
3354 D3
3355 D2
C
3356 C2
3357 C3
3358 D2
3359 D4
3360 D4
3361 C3
3362 D3
3363 C6
3364 D8
3365 D8
3366 C6
3367 C5
3368 C7
3369 E5
3370 D7
D 3371 D4
3372 D4
3373 D4
3374 D4
3375 C4
3376 C4
3377 D8
3378 C8
3379 C5
3380 D5
3381 G7
3382 D8
6351 G8
7350 D6
7351 D3
7352 C5
E
7353 D5
7354 C6
7355 C4
7356 C7
7357 D4
F350 E4
F351 E3
F352 E4
F353 D5
F353 G3
F354 E3
F355 E4
F356 G4
F357 G3
F358 G4
F359 G3
F
F360 G4
F370 G6
F371 G6
F372 G5
F373 G6
F374 G6
F375 G6
F376 E6
F377 E6
F378 E6
F379 E5
G