Block Diagram - Amp Section - Sony DSX-GS80 Service Manual

2019/10/17 21:47:35 (GMT+09:00)
DSX-GS80/M80
5-2.

BLOCK DIAGRAM - AMP Section -

AU_FL_CH,
AU_RL_CH,
AU_SUB_CH
>002B
(Page 27)
KEY BOARD (2/3)
AUX_L
AUX_R R-CH
J1001(1/2) MIC AMP
IC1003
MIC
FM/AM RECEIVER
IC01
6 FM_IN_P DAC_L
J001
5 FM_IN_M DAC_R
(ANTENNA IN)
9 AM_IN_P SDA
SCL
XTAL_IN
32
X1
12MHz
(GS80: US, CND/M80)
CN801
(SIRIUSXM IN)
1
4
R-CH
2
6
10
9
F801
28
INPUT SELECTOR, ELECTRICAL VOLUME
IC402
AU_FL_CH
33 INF1 OUTF1 36
AU_RL_CH
31 INR1 OUTR1 38
AU_SUB_CH
30 INS OUTC 40
OUTS 39
8 DP1
IG1 28
IG2 27
1 A1
2 A2 SDA 23
SCL 22
30 5 CP1
29 R-CH
24
25
11 EP1
128 I2C1_SDA ATT 175
127 I2C1_SCL BEEP 28
BEE_GAINP 1
DAMP_SDA 130
DAMP_SCL 129
FAULT 78
CLIP_DET 80
BUFFER
63 XM_Rx AMP_ATT 2
IC802
AMPSTB 3
48 XM_TX
BUFFER
IC801
96 XM_PWR
+B
SYSTEM CONTROLLER
IC503 (2/3)
MUTING
Q404
AU_IN_LCH,
AU_IN_LCH AU_IN_RCH
>003B (Page 27)
MUTING
Q406
AU_IN_RCH
I2C0_SDA,
I2C0_SCL
I2C0_SDA
>004B (Page 27)
MUTING
I2C0_SCL CONTROL
Q401, 402, 808
Q503
MUTING
Q408
POWER AMP
IC1600
MUTING
Q407
OUT1_P 47
R-CH
13 IN1_P
OUT1_M 48
OUT4_P 33
20 IN4_P
OUT4_M 34
BEEP GAIN
SELECTOR 18 IN_M
Q1521
63 64 1 6 2 4
Sony CONFIDENTIAL
For Authorized Servicer
J402
L
FRONT
R-CH R
L
REAR AUDIO OUT
R-CH R
SUB
CN1502 (1/2)
6
FL+
8
FL–
5
FR+
R-CH
7
FR–
2
RL+
4
RL–
1
RR+
R-CH
3
RR–
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
: TUNER
: SIRIUSXM
: AUX
: MIC
DSX-GS80/M80
SYS SET