Manual - Pioneer KEH-P7850 Service Manual

1
KEH-P7850
QQ
3 7 63 1515 0
3.3 CASSETTE MECHANISM MODULE
A
RL
RR
FR
FL
B
HD1
HEAD ASSY
EXA1506
TEST TAPE
NCT-150
(400Hz, 200nWb/m)
TE
L 13942296513
C
www
D
D
18
1
http://www.xiaoyu163.com
2
D
DECK UNIT
C253 330P
Rev
R283 0R0
C254 330P
Rev
R284 0R0
R282 0R0
Fwd
C252 330P
Fwd
C251 330P
x ao
y
. i
2
http://www.xiaoyu163.com
3
8
C256
R258
R01
1K
R256 220
31
32
33
34
C273
R287
35
0R0 36
22/16
37
R281 0R0
38
39
R255 220 40
C255
R257
R01
1K
Q Q
3 6 7 1 3
VR301
33K(B) CCP1280
C272 R1
Signal GND
-6dBs(388mV)±1dB
u163
.
3
4
2 9 9 4 2 8
VR302
CCP1280
33K(B)
20
R273 1K
19
R272 1K
18 R271 1K
17
R274 1K
CXA2560Q
16
15
14
13
12
11
1 5 0 5 8 2 9 9 4
A
CN602
m
co
4
9 9
R290 0R
C403 R0
R403 82
C402
R40
4700P
C401 R40
R33 4R7
2 8 9 9