Manual - Pioneer KEH-1900 Service Manual

5
QQ
3 7 63 1515 0
FWD-L
FWD/REV SWITCH
1
REV-L
FWD/REV
6
MUTE SWITCH
8
LOAD SWITCH
9
GND
4
10
TE
L 13942296513
D
CASSETTE PCB
EYBOARD UNIT
CN901
03
24
VDD
17
RES
KEY/LCD
15
DRIVER SCK
14
SO
13
IC 901
SI
PDC045A
MATRIX
LCD 901
CAW1568
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5
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6
TUN-L
CASSETTE
EQUALIZER
1
IC 201
3
1
LA3161P
4
FIX+B
6
8
MUTE
MECHA
9
LOAD
POWER SWITCH
4
Q810
10
CN601
Q809
Q601
MECHA MUTE
CN602
ILL+B
4 4
SW5V
3 3 VDD
Q602
SWVDD
SCK
5 5
SIO
18
6 6
9
LCK
10
LDT
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6
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2 9
8
RL OUT
ILL+B
MUTE
ELECTRONIC
VOLUME
POWER AMP
2
11
19
IC 401
FL
3
15
20
SN761029DL
RL
STBY
SYSPW
MUTE
Q607
B.U
MECPW
Q608
Q Q
3 6 7 1 3
DMINH
CE
VDD1
B.U
VDD2
VDD
Q801
B.U
SYSPW
2 63 50 39 40 7 43
1
SYSTEM CONTROLLER
IC 601 (2/2)
PE5107A
.
7
KEH-1900,1950
9 4 2 8
CN401
RL REAR Lch OUT
Q403
Q401
9
FL+
FL+ 6
7
FL-
FL- 5
IC 501
17 RL+
TDA7384
RL+ 8
19 RL-
RL- 9
MUTE
4
22
B.U
Q609 Q501
Q502
FUSE
10A
7
ACC
2
1 5 0 5 8 2 9 9 4
Q606
Q603
Q604
Q605
B.U
B REMOTE
IC 801 BRE
5
1
1
TPD1018F
CN603
6
SYSPW
m
co
7
8
9 9
A
FL+
FL
FL-
SPEAKER
RL+
RL
RL-
SPEAKER
B
BATTERY
ACC
2 8 9 9
B REMOTE
C
D
9
8