Audio (2/2) - Panasonic SC-UA3E Service Manual

10.3. Audio (2/2)

: CD SIGNAL LINE : TUNER/AUX SIGNAL LINE : OUTPUT SIGNAL LINE
FOR E/PR/PU
JK1403
MIC DET
5
IC1400
4 MIC AMPLIFIER
MIC IN
2 14 IN BUFFOUT 7
MIC 1
3
7
8
1
JK1401
5
IC1401
MIC AMPLIFIER
4
MIC IN
2 14 IN BUFFOUT 7
MIC 2
3
7
8
1
MIC P.C.B.(FOR E/PR/PU)
TO AUDIO
BLOCK (1/2)
IC2001
SOC
DSP RESET 109
DSP MUTE 108
CN1401 P1802 MIC DET
40 MIC DET
4 4
DSP SDO0 81
CN1401 P1802 MIC IN
41 MIC IN
2 2
DSP SDO1 84
IC6500 IC6000
DSP DIGITAL AMPLIFIER
2 RST N
3 SMUTE
8 SDIN1
6 SDIN3
PWM1A 28 5 INPUT A
PWM1B 27 6 INPUT B
PWM2A 30 14 INPUT C
PWM2B 29 15 INPUT D
VALID 24 4 /RESET
41 XI
X6500
42 XO
35
SPEAKERS
CN3501 FRONT L-
BST A 44
1
CN3501 FRONT L+
OUT A 40
2
OUT A 39
BST B 43
OUT B 35
CN3501 FRONT R-
OUT C 32
3
CN3501 FRONT R+
4
BST C 24
OUT D 28
OUT D 27
BST D 23
Q6001,Q6002,
Q6007,Q6300
DC DETECT
DC DET AMP FAN TO SYSTEM CONTROL
CIRCUIT
/OTW 17
/FAULT 16
SC-UA3E/GN/PR/PU
- LEFT
TWEETER
+
- LEFT
TWEETER
+
- LEFT
WOOFER
+
- RIGHT
TWEETER
+
- RIGHT
TWEETER
+
- RIGHT
WOOFER
+
AUDIO (2/2) BLOCK DIAGRAM