Main (Damp) Circuit - Panasonic SC-UA3E Service Manual

12.6. Main (DAMP) Circuit

1 2 3
SCHEMATIC DIAGRAM - 5
A
A
MAIN (DAMP) CIRCUIT
B
FOR E/PR/PU
CO VR PW_12V
R6007
10
C6005 C6018 C6019
10 0.1 0.1
DS DAMP_VALID
DS PWM_P_1
DS PWM_M_1
C6023
C
C6020
FOR E/GN
R6099
1000P
C6022
DS PWM_P_2
DS PWM_M_2
DC_DET_AMP_FAN
MI
R6072
D
10K
FE DS TU PW_3R3V
VR OP CO
R6011
10
E
Q6001
B1ABCF000176
DC DETECT
F
G
H
1 2 3
4 5 6
: +B SIGNAL LINE : OUTPUT SIGNAL LINE
IC6000
C1AB00004014
R6050
10 DIGITAL AMPLIFIER
G0A100H00032
C6024 0.033
BST_A
GVDD_AB
R6046 C6028 0.033
VDD BST_B
22K
OC_ADJ GND
/RESET GND
INPUT_A OUT_A
INPUT_B OUT_A
1
C_START PVDD_AB
1
C6031 C6032 C6034
DVDD PVDD_AB
50V1000
1 0.1
GND PVDD_AB
G0A100H00032
GND
OUT_B
GND GND
GND GND
G0A100H00032
1
AVDD OUT_C
PVDD_CD
INPUT_C
INPUT_D PVDD_CD
C6039 C6036 C6035
/FAULT PVDD_CD
1 0.1 50V1000
OUT_D
/OTW
/CLIP OUT_D
GND
M1
GND
M2
C6030 0.033
M3 BST_C
G0A100H00032
C6025 0.033
GVDD_CD BST_D
C6021
0.1
R6056
4.7K
R6057 C6027
Q6002
220K 0.1
DSA200100L
DC DETECT
R6055
47K
R6132
220K
R6054
Q6007
56K
B1ABCF000176
SPEAKER PROTECTION SWITCH
Q6300
B1ABCF000176
SPEAKER PROTECTION SWITCH R6070
C6068
6.8K
4 5 6
7 8 9
FOR E/GN
R6076 R6075
0 0
L6000
R6058
C6006 3.3
2.2...E/GN
0.47...PR/PU
C6061
0.01
C6062
C6009
0.01
2.2...E/GN
0.47...PR/PU
R6060
L6001
3.3
R6069
L6002 R6068
100K
10K
R6061
3.3
C6007
2.2...E/GN
C6063 R6066
0.47...PR/PU 0.01
100K
C6064
C6008 R6067
0.01 100K
2.2...E/GN
0.47...PR/PU R6062
L6003
3.3
10
7 8 9
45
10 11 12
FOR E/GN
C6013 C6014
CN3501
1000P 1000P
1 FRONT_L-
2 FRONT_L+
TO SPEAKERS
3 FRONT_R-
FRONT_R+
4
FOR E/GN
C6011 C6012
1000P 1000P
C6086
1000P R6012 0
R6013 0
FOR E/GN
R6014 0
R6015 0
BT FL OP VR TU
DGND MI CO FE
DS US
PW_32V VR
MA: MAIN (MAIN): SCHEMATIC DIAGRAM - 1 ~ 2
BT: MAIN (BLUETOOTH): SCHEMATIC DIAGRAM - 3
CO: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 3
FL: MAIN (FAN LED): SCHEMATIC DIAGRAM - 3
FE: MAIN (FE): SCHEMATIC DIAGRAM - 4
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 6
OP: MAIN (OPT_SRC): SCHEMATIC DIAGRAM - 7
TU: MAIN (TUNER AUX): SCHEMATIC DIAGRAM - 8
US: MAIN (USB): SCHEMATIC DIAGRAM - 8
VR: MAIN (VOLTAGE REGULATOR): SCHEMATIC DIAGRAM - 9
SC-UA3E/GN/PR/PU MAIN (DAMP)
10 11 12
13 14
A
B
C
D
E
F
G
CIRCUIT
H
13 14