Panasonic SA-AKX600LM Service Manual page 45

12.7. Main (Damp) Circuit (2/2)
15 16 17
SCHEMATIC DIAGRAM - 6
A
MAIN (DAMP) CIRCUIT
P2
1
2
P1
PW_+36V
VDD_+12V
DAMPGND
DAMP_RST
DS FL+_HI
FL-_HI
DS
FR+_HI
DS
DS FR-_HI
/FAULT
/OTW
TO MAIN (DAMP)
CIRCUIT (1/2)
R3115
0
R3301
R3303
DS SW+
SW-
DS
R3307
R3311
15 16 17
18 19 20
: +B SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
R3200 10
IC3201
C1AB00003986
DIGITAL AMPLIFIER
C3200 C3201
C3202
10 0.1
0.1
C3207 0.033
1 GVDD_AB BST_A 44
R3201 10 C3208 0.033
2 43
VDD BST_B
R3202 22K
3 OC_ADJ GND 42
R3203 100
4 41
/RST GND
5 INPUT_A OUT_A 40
6 39
INPUT_B OUT_A
C3203 0.1
7 C_START PVDD_AB 38
C3204 0.1
C3211 C3212 C3213
8 37
DVDD PVDD_AB
0.1 1 1
9 GND PVDD_AB 36
10 35
GND OUT_B
R3541
11 GND GND 34
100
12 GND GND 33
C3205 0.1
13 AVDD OUT_C 32
14 INPUT_C PVDD_CD 31
C3217 C3218 C3219
15 INPUT_D PVDD_CD 30
0.1 1 1
R3204 0
16 29
/FAULT PVDD_CD
R3114 0
17 /OTW OUT_D 28
18 /CLIP OUT_D 27
19 M1 GND 26
20 25
M2 GND
C3222 0.033
21 M3 BST_C 24
R3205 10 C3223 0.033
22 23
GVDD_CD BST_D
C3206 0.1
R3210 R3211
0 0
HEATSINK
IC3301
R3300 10
C1AB00003986
DIGITAL AMPLIFIER
C3301 C3302
10 0.1
C3303 0.1
C3308 0.033
1 GVDD_AB BST_A 44
10 C3309 0.033
2 VDD BST_B 43
R3302 22K
3 OC_ADJ GND 42
100
4 /RST GND 41
5 INPUT_A OUT_A 40
6 39
INPUT_B OUT_A
C3304 0.1
7 C_START PVDD_AB 38
C3305 0.1 C3310 C3311 C3312
8 37
DVDD PVDD_AB 0.1 1 1
9 GND PVDD_AB 36
10 GND OUT_B 35
11 GND GND 34
12 33
GND GND
C3306 0.1
13 AVDD OUT_C 32
14 31
INPUT_C PVDD_CD
C3318 C3319 C3320
15 INPUT_D PVDD_CD 30
0.1 1 1
0
16 /FAULT PVDD_CD 29
17 /OTW OUT_D 28
18 27
/CLIP OUT_D
19 M1 GND 26
20 M2 GND 25
C3326 0.033
21 M3 BST_C 24
10 C3327 0.033
22 GVDD_CD BST_D 23
C3307 0.1
FOR AKX800
R3316 R3317
0 0
HEATSINK
18 19 20
21 22 23
R3206 R3549
22 22
R3524
3.3
C3560
C3209
0.47
3 4
1000P
C3539
0.01
C3210
1000P
C3538
1 2
0.01
C3561
0.47
R3207 R3548
R3523
22 22 L3200
3.3
G0C100M00013
R3520
C3562 3.3
R3547 R3208
0.47
22 22 C3535
0.01
C3220
C3534
3 4
1000P
0.01
C3563
0.47
R3519
C3221
3.3
1000P
1 2
R3209 R3546
22 22 L3201
G0C100M00013
R3527
3.3
C3542
0.01
C3543
0.01
R3528
3.3
R3312 R3544
L3300
22 22
G0C100M00013
C3313
1000P 3 4
C3565
C3314
0.47
1000P
1 2
R3313 R3545
22 22
C3566
0.47
R3543 R3314
22 22
C3321
3 4
1000P
C3322
1000P
1 2
R3315 R3542
22 22
L3301
G0C100M00013
21 22 23
45
24 25 26
GND
FR+ LO
FR- LO
FL+ LO
FL- LO
C3511 0.1
R3522
100K
R3521
100K
C3510 0.1
C3509 0.1
R3518
100K
R3517
100K
C3508 0.1
C3512 0.1
R3525
100K
FOR AKX800
R3526
100K
C3513 0.1
C3548 0
R3501
0
R3500
0
3 21
ZJ2100
CD: MAIN (CD MOTOR DRIVER): SCHEMATIC DIAGRAM - 1
US: MAIN (USB EMMC): SCHEMATIC DIAGRAM - 2
SO: MAIN (SOC IO EXPANDER): SCHEMATIC DIAGRAM - 3 ~ 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5 ~ 6
CN: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 7
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 8
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 9 ~ 10
1/2 2/2 SA-AKX600LM,SA-AKX800LM MAIN (DAMP) CIRCUIT
24 25 26
27 28
A
FOR AKX800
B
JK3501
G1
1 FR+ LO
2 FR- LO
3 FR+ HI
4 FR- HI
5 FL+ LO
TO SPEAKERS
6 FL- LO
7 FL+ HI
8 FL- HI
9 SW+_3
C
SW-_3
10
G2
JK3502
G1
FR+ LO
1
2 FR- LO
FR+ HI
3
4 FR- HI
TO SPEAKERS
5 FL+ LO
6 FL- LO
7 FL+ HI
D
8 FL- HI
G2
FOR AKX600
E
F
G
H
27 28