Panel Unit - Pioneer DEH-P550MP Service Manual

5
1
S-80835ANUP-EDZ
10
ce@
69
tunce@
CE1
70
TUNPCE1
DO
98
TUNPDI
DI
99
TUNPDO
CK 100
TUNPCK
95
SL
SYSTEM CONTROLLER
IC 601(1/2)
PD5800A
ELECTRONIC VOLUME/
SOURCE SELECTOR
TUN L 41
IN2-L
12
+L 43
PL
IN4+L
IC 201
-L 44 10
IN4-L FL
PML009A
11
RL
42
IN3-L
SEL_OUT_L
1
EVST,EVCK,EVDT
LEVEL INDICATOR
IC 131 BU
7 5
NJM4558MD
CN831
BU 5 5
Q805
6 6
8 8
S1970
9
9
EJECT
Q803
ILB
7 7 4
Q804
ILB
ROT0
13 13 9
ROT1
12 12 7
Q807
SWDVDD
2 2 2
VDD
Q808
DPDT
11 11 10
S802
DSENSE
KYDT
14 14 8
Q806
10 10 5
ILB
CN1951
CN1950
5
6
RL
RESET
2
IC 602 VDD
PL
FL
67
DALMON
73
bsens
72
asens
81
isens
8
TELIN
MUTE
Q982
MUTE
Q301
B

PANEL UNIT

CN1901
ILB
9
ROT0 ROT0 2
4
ROT1
ROT1 1
6
SWVDD
11
REMOTE CONTROL SENSOR
4
IC 1901
OPT IN
1
RS-140
55
10
DPDT
3
9
DPDT
KYDT 8
5 KTDT
BL+B
8
6
VDD REGULATOR
Q911
VDD
Q913
BACKUP SENSE
BU
Q931
ACC
ACC SENSE
Q932
ILM SENSE
Q951
VDD
TELEPHONE MUTE
POWER AMP
6,20
FL-
FL+
14 IC 301
FLIN
PAL007A
RL-
12
RLIN
RL+
MUTE STBY B.REMOTE
22 4 25
SYS 8.4V REGULATOR
Q921
Q923
SYS 8.4V
Q922
Q981
TUNER 3.3V REGULATOR
IC 401
3
TUN 3.3V
NJM2391DL1-33
S1950
3
DIMMER
Q1910
11 7
KEY DATA
2
X1
LCD DRIVER/
X1900
3
KEY CONTROLLER
X0
IC 1900
PD6294A
DEH-P550MP/XN/UC
7
DEH-P550MP/XN/UC
CN351
RL
1
REAR L
Q351
CN352
PL 2
NON-FAD/SW L
Q353
FL
6
FRONT L
Q352
CN901
FUSE
16 16
10A
14 14
12 12
9 9
15 15
BU
23
7 7
21
5 5
3
8 8
5
6 6
11 11
BU
SYSPW
1
SYS 8.4V
C
KEYBOARD UNIT
ILLUMINATION
KEY MATRIX
LCD
7
8
A
B
BACK UP
ACC
ILM
TEL MUTE
C
GND
FL-
FL+
RL-
RL+
B.REM
D
E
F
19
8