Read Sony HCD-DX10 / HCD-RG20 / HCD-RG30T / HCD-RG4SR / MHC-DX10 / MHC-RG20 / MHC-RG30T / MHC-RG4SR Service Manual online
34
HCD-DX10/RG4SR/RG20/RG30T
5-17.
IC PIN FUNCTION DESCRIPTION
• IC601 LC866540A-5V62 (MASTER CONTROL)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30 - 39
40 - 41
42 - 45
46
47 - 50
51
52 - 63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
I/O
O
O
O
O
O
O
I
I
I
I
I
–
I
I
–
–
–
–
I
I
I
I
I
I
I
I
I
I
I
O
O
O
–
O
–
O
I
I
I
I
I
I
I
I
–
O
O
O
O
O
Pin Name
CD ON/OFF
CD RWC
CD RESET OUT
CD SL –
CD SL +
CD A MUTE
CD WRQ
CD DRF
TU STEREO
TUNED
POWER DOWN IN
RESET
VR ENCODER A
VR ENCODER B
VSS
XTAL 6.0MHZ
XTAL 6.0MHZ
VDD
KEY INPUT 0
KEY INPUT 1
KEY INPUT 2
SPEANA IN L
SPEANA IN R
AMS IN
TAPE A HALF
TAPE B HALF
PHOTO SENSOR A
PHOTO SENSOR B
REMOTE IN
10G - 1G
P1 - P2
P3 - P6
VDD
P7 - P10
–VPP
P11 - P22
MODE SW IN
TAPE MODE SW A
TAPE MODE SW B
TAPE FWD REC SW B
CD NUMBER SENSOR
CD PIC UP/DOWN SW
CD TRAY OPEN SW
CD TRAY CLOSE SW
VDD
CD MOTOR +
CD MOTOR –
SPK RELY ON
SYSTEM MUTE OUT
TUNER MUTE OUT
Description
CD power on/off control signal output
Read/write control signal output
CD reset signal output
Sled movement control signal output
Sled movement control signal output
CD audio mute signal output
Subcode Q standby signal input
RF level detection signal input
Stereo tuning signal input
Tuning a frequency signal input
Power down signal input
Reset
Volume signal input from the rotary encoder
Volume signal input from the rotary encoder
Ground
Connection for a crystal resonator
Connection for a crystal resonator
Power supply
Function key input
Function key input
Function key input
Spectrum analyzer signal input
Spectrum analyzer signal input
AMS signal input
A deck half detect signal input
B deck half detect signal input
A deck photo sensor signal input
B deck photo sensor signal input
Data signal input from the remote control sensor
FL tube grid signal output
FL tube grid signal output
FL tube segment signal output
Power supply
FL tube segment signal output
FL tube pull-down voltage supply
FL tube segment signal output
Pull-down
Tape mode switch signal input
Tape mode switch signal input
Tape B REC switch detect signal input
Table address sensor signal input
CD BU up/down switch signal input
CD tray open switch signal input
CD tray close switch signal input
Power supply
CD changer motor control signal output
CD changer motor control signal output
Speaker relay control signal output
system mute signal output
Tuner mute signal output
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