Block Diagram And Schematic Diagram; Block Diagram - Pioneer VSX-D412-K Service Manual

1

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A
CN201
X
7
AXQ7231
B
C
D
E
F
12
1
2
K
CN101
10
IC101
TC9273F-007
(FUNCTION SEL)
7
5
4
3
2
8
9
2
IC1901
5
CN1901
15
J
DIGITAL IN ASSY
IC303
CN307
3
3
1
M
IC302
5
7 9
IC302
3
1 5
6CH IN ASSY
VSX-D412-K
2
3
A
IC104
12
3
1
IC9201
3 1
AK4586
IC9101
(CODEC)
32
30
28
26
(ADC) (DAC)
27
10 11
11-13
39-40
IC9501
(DIR)
CRYSTAL
DSP
10
(for DECODE)
22
6 2
43
CN9101
IC9508
IC9502
BS62LV
TC74
1024TC-70
VHC574F
(RAM for
IC9503
AAC)
TC74
IC9504
VHC574F
PDN030A
(8 16bit)
(ROM for
DECODE)
CN104
7
1
5
3
4
D.D & INPUT ASSY
3
4
NJM2100M
IC102
NJU7312AM
NJM4558MD NJM4558MD
(LPF) (6dB AMP)
IC9701 IC9704
(EXP/DSP)
2 1 2 1
(FL/FR)
6
(SL/SR)
IC9702 IC9705
IC9601
2 1 2 1
8
NJU7313
AM
7
(SP
IC9703
config)
3 1
(C)
21
IC9703
5 7
(SW)
20
11
10
4
5
9
19
12