Sony HCD-XGR66 Service Manual page 48

HCD-XGR66/XGR600
• IC501 M30622MGN-B14FP SYSTEM CONTOL (MAIN Board)
Pin No. Pin Name
1 AUDIO-OUT
2 STEREO
3 TUNED
4 SIRCS
5 CD-MUTE
6 PARTY-DATA
7 PARTY-CLK
8 BYTE
9 CNVSS
10 XC-IN
11 XC-OUT
12 RESET
13 X-OUT
14 VSS
15 X-IN
16 VCC
17 NMI
18 V-SELA
19 SCOR
20 AC-CUT
21 ST-MUTE
22 ST-CE
23 ST-DOUT
24 BU-PWM3
25 ST-DIN
26 BU-PWM2
27 ST-CLK
28 BU-PWM1
29 IIC-CLK
30 IIC-DATA
31 –
32 SQ-DATA
33 SQ-CLK
34 SENS
35 CD-DATA
36 XLT
37 CD-CLK
38 CD-POWER
39 CLK-OUT
40 LD-ON
41 OTM-RESET
42 PARTY-TEMPO
43 XRST
44 MTR-CTRL1
45 MTR-CTRL2
46 REC-A
47 LED-DISC
48 BU UP/DW SW
49 TBL-SENS
50 REC-B
51 A-TRG
52 B-TRG
53 AMS-IN
48
I/O
O MD output mute signal output
I Stereo signal input
I Tuned signal input
I SIRCS input
O CD mute signal output
O Party mode data output
O Party mode clock output
I Not used (connected to ground)
— Not used (Connected to ground with resistor)
I Sub clock input
O Sub clock output
I System reset input
O Main system clock output (16MHz)
— Ground
I Main system clock input (16MHz)
— Power supply (+5V)
I Not used (Pull up with resistor)
O Not used
I CD Q-Data request input
I AC cut check signal input
O Tuner mute signal output
O Tuner chip enable signal output
O Tuner data output
O BU PWM 3 (for CD-RW) signal output
I Tuner data input
O BU PWM 2 (for CD-RW) signal output
O Tuner clock signal output
O BU PWM 1 (for CD-RW) signal output
I IIC serial data clock input
I IIC serial data input
— Not used (open)
I CD data input
O CD data clock output
I SENS signal input from CXD3017Q
O CD data output
O CD latch signal output
O CD data clock output
O CD power on/off signal output
O Not used (open)
O Laser diode control signal output
O Other micom reset
I Tempo clock input
O CD reset signal output
O CD motor control 1 output
O CD motor control 2 output
I Record tab switch for SIDE-A signal input
O DISC LED on/off signal output
I BU up switch signal input
I Table sensor signal input
I Record tab switch for SIDE-B signal input
O TCM-A trigger output
O TCM-B Trigger output
I AMS signal input
Description