CMT-DH30, HCD-DH30 - Sony Audio Service Manual (repair manual). Page 64

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HCD-DH30
64
Pin No.
Pin Name
I/O
Description
60
O-USB SO
O
Ready to send signal output to the USB controller
61
I-USB SI
I
Clear to send signal input from the USB controller
62 to 64
NC
O
Not used
65
O-BT AV  ROL
O
Transmission/reception mode notifi cation signal output terminal    Not used
66
I-BT CTS
I
Clear to send signal input terminal    Not used
67
O-BT RTS
O
Ready to send signal output terminal    Not used
68
O-BT REST
O
Reset signal output terminal    Not used
69
NC
O
Not used
70
O-SBY LED
O
LED drive signal output terminal for STANDBY indicator    "L": LED on
71
I-BT RXD
I
Serial data input terminal    Not used
72
O-BT TXD
O
Serial data output terminal    Not used
73
O-FL RST
O
Reset signal output to the fl uorescent indicator tube driver    "L": reset
74
O-FL CE
O
Chip enable signal output to the fl uorescent indicator tube driver
75
O-POWER
O
Sub power on/off control signal output terminal    "H": power on
76
O-XM TXD/O-USB TXD
O
Serial data output to the USB controller
77
I-XM RXD/I-USB RXD
I
Serial data input from the USB controller
78
NC
O
Not used
79
I-USB RXD
I
Serial data input from the USB controller
80
I-BT RXD
I
Serial data input terminal    Not used
81
I-RMC
I
SIRCS signal input from the remote control receiver
82
NC
O
Not used
83
I-WAKE UP
I
Wake up signal input terminal
84
O-FL DATA
O
Serial data output to the fl uorescent indicator tube driver
85
O-ST CE
O
Chip enable signal output to the tuner (FM/AM)
86
O-FL CLK
O
Shift clock signal output to the fl uorescent indicator tube driver
87
O-ST DATA
O
Serial data output to the tuner (FM/AM)
88
O-ST CLK
O
Serial data transfer clock signal output to the tuner (FM/AM)
89
TOOL0
I
Writing terminal
90
RESET
I
System reset signal input from the reset signal generator    "L": reset 
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
91
XT2
O
Sub system clock output terminal (32.768 kHz)
92
XT1
I
Sub system clock input terminal (32.768 kHz)
93
FLMD0
I
Flash memory programming mode setting terminal
94
X2
O
Main system clock output terminal (20 MHz)
95
X1
I
Main system clock input terminal (20 MHz)
96
REGC
-
External capacitor connection terminal for regulator output of internal operation
97
VSS
-
Ground terminal 
98
EVSS0
-
Ground terminal
99
VDD
-
Power supply terminal (+3.3V)
100
EVDD0
-
Power supply terminal (+3.3V)
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