Aiwa XR-MD85 Service Manual page 36

Md/cd stereo system
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IC DESCRIPTION
IC, LC866560W-5H34
1
| Scorer [0 | Cawonacmome
———SSSSCSCSC~"~*~*~*Y
[2 [recorexoss [0 | cimy sme soncioupse
SSCS
ps
| cae
Connected to the front shift register BU2092 @), CLK and main shift register 4094 @),
CLK and tuner PLL IC LC72131 and to the @) CL.
a
6BaAnK
Connected to the front shift register BU2092 @), CLK and main shift register 4094 (2),
CLK and tuner PLL IC LC72131 and to the @ CL.
| 8
| o-vorcr.
Connected to the VOL/P. EQ IC M62439SP @ CONT.
=a
O-P.ON
Power supply control output of this machine.
.
x
Ss
Connected to the CD DSP LC78622E pin-56 COIN and CD ASP LA9240M pin-52
DAT.
Clock shift output.
L: shift
O-COIN
° a 7m
"n
4
Connected to the tuner, stereo detection and CD DSP LC78622E 54pin DRF.
Connected to the tuner PLL LC72131 6DO and CD DSP LC78622E pin-55 SQOUT.
I-STEREO/I-DRF
I-TUDO/-SQOUT
Q
vs
CF1, CF2
16, 17
Connected to 5.76 MHz oscillator
Microprocessor power supply. (u-com 5V)
I-ACOFF
Hold state detection
20, 21
I-KEY1, I-KEY0
I-DSW
I-TU-SIGA-MS
CD tray open/close status detection input (A/D)
©
J-ENC1
me
I-ENCO
RDS signal level AD value input (A/D) and tape music sensor input. (A/D).
I-RD-SCLK/I-WRQ
LTMBASE
< Jo
nw
Remote control input
Key AD value input.
Deck mechanism status detection input (AD).
30-41
G13-G2
'P35, P34
FL tube grid output. (G13-G2)
42, 43
Gl
;
so
sf
P28-P12
[|
P10/DOLBY
FL tube grid output. (G1)
FL tube anode output. (P33).
Microprocessor power supply. (u-com 5V)
FL tube anode output. (P9).
.
;
FL tube anode output. (P35, P34)
FL tube anode output. (P32-P29).
7
10
FI
.
12
13
14
15
OO.
t s
93
24
25
26
27
28
29
44
45
46
51
70
71
P9/CDSH
50

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