Block Diagram And Schematic Diagram; Overall Block Diagram - Pioneer XW-HTP550 Service Manual

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3. BLOCK DIAGRAM and SCHEMATIC DIAGRAM

3.1 OVERALL BLOCK DIAGRAM

A
TRANSMITTER SECTION
E
TX ASSY
JA8202
L
R
B
IC8051
NJM2374AM
5V REG.
JA8001
DC IN
1
12V
C
RECEIVER SECTION
H
RX MODULE
D
E
EEPROM
3.3V REG.
F
12
1
2
IC8101
NJM12904M
L Ch
1
3
ALC
R Ch
5 7
V+5RF VD+5 VA+5
2
ANT2
RF IC + PA
BBIC
DAC
3.3V REG. 2.8V REG.
2
3
B
TUNED
POWER
ROUT
12 12
LOUT
10 10
ID Learn
8 8
ID State
7 7
Sync
6 6
V+5RF
2 2
V+5RF
1 1
CN8203
(12P)
XW-HTP550
3
4
Ch.1 Ch.2 Ch.3 Ch.4
D8501-D8504
Q8501-Q8504
Ch. select
LED ASSY
CN5902
(5P)
1 2 3 4 5
1 2 3 4 5
VD+9
CN5901
(5P)
ID Learn
ID Learn
IC8003
V+5RF
3 1
REG 5V
NJM78M05FA
F
RX ASSY
4
V+9
12
V+9
11
LOUT
8
ROUT
6
CN8204
(12P)