Keyboard Unit - Pioneer deh-3700mp Service Manual

5
RST
A
60
TUNPDO 11
TUNPDI
TUNPDI 12
TUNPDO
TUNPCK
13
TUNPCK
CE1 56
TUNPCE1
CE2 55
TUNPCE2
SYSTEM CONTROLLER
ELECTRONIC VOLUME/
SOURCE SELECTOR
TUN L
2 10
IN1-L
F Lch
IC 151
PML003AM
11
CDL 3
R Lch
IN2-L
48
MUTE
43
SYSPW
SYSTEM CONTROLLER
IC 601(2/2)
PE5460A
70
X1
X601
12.58291MHz
69
X2
B.UP
VDD
21
SWVDD
SWVDD
66 SOURCE
SOURCE
65
DSENS
DSENS
B.UP
Q822
22
ILMPW
36
ROT1
35
ROT0
9
DPDT
8
KYDT
5
6
WIRED REMOTE CONTROL
CN621
RESET
IC 961
VDD
S-80834CNY
46
KEY2
80
STRKEY
IC 601(1/2)
32
PE5460A
DALMON
64
BSENS
63
ASENS
MUTE
Q453
MUTE
Q452
CN831 CN1801
Q801
SWVDD
3 3
SWVDD
SRC
4 4
SOURCE
DSENS
10 10
Q821
ILM
5 5
IL1801
LAMP
ROT1
6 6
ROT0
7 7
DPDT
8 8
KYDT
9 9
6
7
VDD REGULATOR
Q911
VDD
Q912
BACKUP SENSE
B.UP
BSENS
Q931
ACC
ASENS
ACC SENSE
POWER AMP
20 6
VCC VCC
14
FLIN
IC 302
PAL007A
12
RLIN
22
MUTE B. REM
STBY
4
SYS8V
TUN 3V REG. SYS 8V REG.
IC 981 IC 921
TU 3.3V
BA33BC0FP NJM2388F84
SWVDD
S1827
VOLUME
17
19
10
57
DEH-3700MP/XU/UC
7
CN352 REAR OUTPUT
R Lch
2
Q352
3
CN901
FUSE
1 1
10A
3 3
2 2
B.UP
23
FL- 10 10
21
FL+ 12 12
3
RL-
9 9
5
RL+ 11
11
B. REM
25
6 6
B.UP
SYSPW
B

KEYBOARD UNIT

KEY MATRIX
KEY DATA 22
XO
X1801
5MHz
23
DPDT
XI
LCD DRIVER/
KEY CONTROLLER
KYDT
IC 1801
VLCD PD6340A
VDD
8
A
B
BACK UP
ACC
GND
FL-
C
FL+
RL-
RL+
B. REM
D
E
F
LCD1801
13
8