Block Diagram And Schematic Diagram; Block Diagram - Pioneer GM-8537ZT/WL Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

A

3.1 BLOCK DIAGRAM

A
DSP UNIT
A/D & D/A LOUT1
32
RIN
LOUT2
IC251
31
AK4529XQ
LIN ROUT3
LOUT4
MCLK1
39
DATA,BCK,LRCK
DSP
B
IC301
AK7706VTA
MCLK2
16
A0-16
IO0-7
we,oe
IC321
8
IC62C1024AL-70TI
C
IC101
PD5798A
SYSTEM CONTROLLER
D
10 12
X101
E
F
6
1
2
27
(FL)
25
FRONT LPF
(RL)
IC351
24 3
(WF)
NJM4580MD
21
(SQL) REAR LPF
IC361
3
NJM4580MD
WOOFER LPF
IC371
5
NJM4580MD
SQUAWKER LPF
IC381
3
NJM4580MD
IC311
X271
AK7706VTA
1
7
IC271 8
VDD5
TC7WU04F
MCLK3
16
2
VDD5
(BEEP)
(ASL1)
74
21
BEEP
31
SMUTEIN
RESET
9 1
IC186
reset
S-80835CNUA-B8U
17
asens
16
bsens
36
TELMUTE
35
NAVMUTE
20
AVCPW
2
22
AVCIN
1
23
AVCOUT
40
MUTE
15 66
SWITCHED 5V
Q101
SWDVDD VDD5
Q102
2
3
B
AMP UNIT
CN102 CN905
ELECTRONIC
VOLUME
OPE AMP
18
1 3
7 FLO FLIN
IC651
OUT5 13 13
IN5
NJM4580MD
2
5 20
1
OUT3
IN3
BEEP
IC551 RLIN
RLO
11 11
PM0017AM
7 4 21
IN2 OUT2
1 2 IC581 SQLIN
19 SQLO
FL 7 7
SN761029DL
48
OPE AMP
SYS801
3 IC652
WFO WFIN
10 10
NJM4580MD
SYS4
SYS801
6 6 SYS8
BEEP
1 1
BEEP
3 3
ASL1
LIN LOUT
5 5
ROUT
RIN
4 4
CN101 CN906
Q851
VDD5
VDD5
1 18
VDD
VDD5
SYSTEM MUTE
MUTI
MUTIN
12 7
2
VDD5
ASEN ASEN
14 5
BSEN
BSEN
3 16
TMUTIN
TMUT
2 17
NAVI MUTE
NMUT NMUT
13 6
BUS DRIVER
8
TXH TXP
6
8 11
IC191
HA12187FP
5 TXL TXM
9 10
Q760
MUTO MUTEO
7 12
PMUT
Q759
BSENSE MUTE
SYSA5
VA5 17 2
SYSD5 SYS5
VD5 18 1
SYS8
SYS4
SYS1 SYS1
10 9
SWDVDD
Q753
SPD1 SPD1
11 8
SPEED PULSE SENSE
C
ASL UNIT
MIC401
MIC
GM-8537ZT/WL
3
4
FRONT
POWER AMP
17
(FLP)
1 IC701
15
PAL006A
19
(FLM)
4 22 16 10
Q701
STBY1 PMUT
A
REAR
POWER AMP
21
14
(RLP)
IC711
PAL006A 23
11
(RLM)
7 9
(SQLP)
(SQLM)
WOOFER
POWER AMP
17
(WFLP)
1 15
IC721
19
PAL006A
(WFLM)
BU1
4 10
2 22 Q721
A
PMUT
STBY1
Q731
GAIN
ADJ
B
AUDIO INPUT
BUFFER
1 3 LINP
IC601
7 5 RINP
NJM4580MD
Q854 BU1
(ACC)
IC851 2
3
S-812C56AUA-C3K
Q855
µCOM VDD
ACC
Q756
ACC SENSE
Q752
SWDVDD
BACK UP SENSE
Q751
BU1
TEL MUTE
Q755
Q757
SWDVDD
SWVDD
PMUT
SYS4
B
Q758
SYSTEM
5V REGULATOR
POWER SWITCH
Q861
IC852
1 3
BA178M05T
STBY1
8V REGULATOR
Q862
IC853
1
3
NJM2930F08K
SWITCHED 5V
Q852
SWDVDD
SYSPW1
SYSTEM POWER
Q863
Q853
ASL1
SYS8
CN404
3 4
2 1
CN403
ASL
VR401
Q401
8 8
5 7 3 7
IC401 IC402
NJM4580MD NJM4580MD
1 5
4
OUTPUT
CONNECTOR
CN901
SQL+
SQL-
RL-
RL+
FL-
FL+
CN903
WFL- WFL+
CN902
ACC
TMUT
SPD
N-MU
MTX+
MTX-
R+
L+
MUTE
INPUT
CONNECTOR
BU1
Q882
BU1
Q883
SYS5
VDD5
Q881
CN801
1 3
FAN MOTOR