Main (Damp) Circuit (1/2); Main (Damp) Circuit (2/2) - Panasonic SA-AKX660PN Service Manual

12.6. 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
FL+_HI
DS
DS FL-_HI
DS FR+_HI
DS FR-_HI
/FAULT
/OTW
TO MAIN (DAMP)
CIRCUIT (1/2)
R3115
0
R3301
R3303
SW+
SW-
R3307
R3311
FOR AKX880
15 16 17
18 19 20
: +B SIGNAL LINE : AUDIO 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 VDD BST_B 43
R3202 22K
3 OC_ADJ GND 42
R3203 100
4 /RST GND 41
5 INPUT_A OUT_A 40
6 INPUT_B OUT_A 39
C3203 1
7 C_START PVDD_AB 38
C3204 0.1
C3211 C3212 C3213
8 DVDD PVDD_AB 37
0.1 1 1
9 GND PVDD_AB 36
10 GND OUT_B 35
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 /FAULT PVDD_CD 29
R3114 0
17 /OTW OUT_D 28
18 /CLIP OUT_D 27
19 M1 GND 26
20 M2 GND 25
C3222 0.033
21 M3 BST_C 24
R3205 10 C3223 0.033
22 GVDD_CD BST_D 23
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 INPUT_B OUT_A 39
C3304 1
7 38
C_START PVDD_AB
C3305 0.1 C3310 C3311 C3312
8 DVDD PVDD_AB 37
0.1 1 1
9 GND PVDD_AB 36
10 35
GND OUT_B
11 GND GND 34
12 33
GND GND
C3306 0.1
13 AVDD OUT_C 32
14 INPUT_C PVDD_CD 31
C3318 C3319 C3320
15 30
INPUT_D PVDD_CD
0.1 1 1
0
16 /FAULT PVDD_CD 29
17 28
/OTW OUT_D
18 /CLIP OUT_D 27
19 M1 GND 26
20 25
M2 GND
C3326 0.033
21 M3 BST_C 24
10 C3327 0.033
22 GVDD_CD BST_D 23
C3307 0.1
R3316 R3317
0 0
HEATSINK
18 19 20
21 22 23 24
R3524
C3560 3.3
R3522
1
3 4 100K
C3539
0.01
C3538
1 2 0.01
C3561
R3521
1
R3523 100K
L3200
3.3
G0C100M00013
R3520
C3562 3.3
R3518
1
100K
C3535
0.01
C3534
3 4
0.01
C3563
R3517
1
R3519 100K
3.3
1 2
L3201
G0C100M00013
R3527
3.3 R3525
100K
C3542
0.01
C3543
0.01
R3528
3.3
L3300
G0C100M00013
3 4
1 2
C3570
0.47
CD: MAIN (CD MOTOR DRIVER): SCHEMATIC DIAGRAM - 1
3 4 US: MAIN (USB EMMC): SCHEMATIC DIAGRAM - 2
SO: MAIN (SOC IO EXPANDER): SCHEMATIC DIAGRAM - 3 ~ 4
DA: MAIN (DAMP): SCHEMATIC DIAGRAM - 5 ~ 6
1 2 CN: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 7
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 8
L3301
G0C100M00013 VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 9 ~ 10
1/2
21 22 23 24
48
25 26 27
FOR AKX880
GND
G1
FR+ LO
1 FR+ LO
FR- LO
2 FR- LO
3 FR+ HI
4 FR- HI
FL+ LO
5 FL+ LO
FOR AKX660
FL- LO
6 FL- LO
C3552
J0JKB0000020 7 FL+ HI
8 FL- HI
9 SW+_3
C3552
SW-_3
50V22 10
G2
C3511 0.1
FOR
AKX880
G1
1 FR+ LO
2 FR- LO
FR+ HI
FOR AKX880 3
C3510 0.1
4 FR- HI
5 FL+ LO
C3553
50V22
6 FL- LO
C3509 0.1
7 FL+ HI
8 FL- HI
G2
C3553
J0JKB0000020
FOR AKX660
C3508 0.1
C3512 0.1
FOR AKX660
FOR AKX880
R3526
100K
C3513 0.1
C3548 0
R3501
0
3 21
ZJ2100
2/2
SA-AKX660PN/PS,SA-AKX880PN/PS MAIN (DAMP) CIRCUIT
25 26 27
28
A
B
JK3501
TO SPEAKERS
C
JK3502
TO SPEAKERS
D
E
F
G
H
28