Pioneer KEH-P6021R Service Manual page 15

5
RESET
1
IC 603
S-80834ANY
11
SYSTEM
CONTROLLER
IC 601(1/2)
PE5207A
47
NL2DT
32
pce@
38
SD
39
st
46
currq
49
SDBW
50
LOCL
51
LOCH
74
SL
75
NL1
97
PCK
98
PDO
99
PCE
71
ASENBO
86 85 24
ELECTRONIC VOLUME/
SOURCE SELECTOR
41
TUN L
IC 301
44
BUS+L PML008A
42
CD L
MUTE
20
Q362
mute
Q911
Q910
VCC
Q918
Q912
B
PANEL UNIT
750 CN1901
CN1950 CN1951
ILB+
IL+B
7 7 4 9
EJECT
SW
S1950
SENS CSENS
4 4 3
10
µGND
JECT
6 7
8 8
ILM+
5 5
SW5V SW5V
10 10 5 8
750
9 9
ILM–
6 6
DPDT DPDT
11 11 10 3
KYDT KYDT
14 14 8 5
ROT1 RDT1
12 12 7 6
ROT0 RDT0
13 13 9 4
BL+B BL+B
2 2 2 11
5
6
VDD
2
Q913
VDD
6
VDD
Q909
Q610
22
adpw
83
AVREF
10
DALMON
93
bsens
92
asens
8
isens
10
Fout L
11
Rout L
Q361
B.U
SYSPW
REMOTE CONTROL
SENSOR
1
IC 1902
OPT IN
4
RS-140
23 10
9
DPDT
8
LCD DRIVER
KYDT
S1922
VOLUME 3
X0
X1901
X1
2
6
B.U
1
5
Q914
Q915
Q917
POWER AMP
3
14 RL–
FLIN
5
12 RL+
IC 361
RLIN
23
PAL007A
FL–
21
FL+
MUTE STBY B.REM
22 4 25
SYSPW
VCC
Q359
C
KEY MATRIX
KEY DATA
IC 1903
LCD
LCD DATA
PD6294A
DIMMER
7
7
KEH-P6021R,P6025
CN901
BACK UP
BACK UP
B.U 2 16
GND
1 15
GND
B.U
ACC
ACC
4 13
ILM
ILM
6 11
RL–
10 7 RL–
RL+
12 5
RL+
FL–
9 8 FL–
FL+
11 6 FL+
B.REM
5 12 B.REM
CN351
Lch
REAR/SW
Q351
KEYBOARD UNIT
Q1905
7
8
A
B
C
D
15
8