Pioneer keh-p4900 Service Manual page 23

5
QQ
3 7 63 1515 0
R290 0R0
C403 R068
R403 82K
C402
R402 18K
3900P
C401 R401
TE
L 13942296513
R33
4R7K
www
.
5
http://www.xiaoyu163.com
6
R373 0R0
MECHANISM
DRIVER
RS3 MCS
RS2 RRS
RS1 FRS
SC2 RSB
SC1 C
TAB TAB
MC MS2
CE NC
VCC2 NC
SM1
VCC
NC MM
C356
C355 R1
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i
6
http://www.xiaoyu163.com
2 9
8
M1 MOTOR UNIT
(MAIN MOTOR)
EXA1491
CN255
CN253
CN254
Q Q
3 6 7 1 3 1 5
R374 0R0
R01
co
.
7
KEH-P490,P4900,P4950
9 4 2 8
CN256
REEL SENSE
RSB
EGN1
GND
EGN1004
RS
mtl
S2 MODE
ESG1007
MCS
load
S1 LOAD
ESG1007
REEL SENSE
PCB
E
0 5 8 2 9 9 4 2 8
M2
MOTOR UNIT
(SUB MOTOR)
EXA1580
SWITCHES:
PCB UNIT
S1:LOAD SWITCH..........EJECT-PLAY
S2:MODE SWITCH............ON-OFF
The underlined indicates the switch position.
m
D
7
8
9 9
A
B
9 9
C
D
E
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