22
Pin No.
Pin Name
I/O
Description
37
PLL-CKO
O
PLL serial data transfer clock signal output to the FM/AM PLL (IC130)
38
PLL-SO
O
PLL serial data output to the FM/AM PLL (IC130)
39
PLL-CE
O
PLL chip enable signal output to the FM/AM PLL (IC130) “H” active
40
—
O
Not used (open)
41
FM-ON
O
FM system power supply on/off control signal output terminal “H”: FM power on
42
LCD-SO
O
Serial data output to the liquid crystal display driver (IC900)
43
LCD-CE
O
Chip enable signal output to the liquid crystal display driver (IC900) “H” active
44
LCD-CKO
O
Serial data transfer clock signal output to the liquid crystal display driver (IC900)
45
VOL-SO
O
Serial data output to the electrical volume (IC400)
46
VOL-CE
O
Chip enable signal output to the electrical volume (IC400) “H” active
47
VOL-CKO
O
Bus clock signal output to the electrical volume (IC400)
48
AMP-MUTE
O
Muting on/off control signal output to the power amplifier (IC500) “L”: muting on
49
AMP ON
O
Standby on/off control signal output to the power amplifier (IC500)
“L”: standby mode, “H”: amplifier on
50
MUTE
O
Audio line muting on/off control signal output terminal “H”: muting on
51, 52
—
O
Not used (open)
53
TU-ON
O
Tuner system power supply on/off control signal output terminal “H”: tuner power on
54, 55
—
O
Not used (open)
56
ACC-IN
I
Accessory detection signal input terminal “L”: accessory on
57 to 59
—
O
Not used (open)
60
SYS-RST
O
Reset signal output to the SONY bus interface (IC800) “L”: reset
61
BUS-ON
O
Bus on/off control signal output to the SONY bus interface (IC800) “L”: bus on
62 to 67
—
O
Not used (open)
68
POWER-ON
O
Main system power supply on/off control signal output terminal “H”: power on
“L”: is output when the front panel is removed
69 to 75
—
O
Not used (open)
76
ILL
O
Power on/off control signal output of the illumination LED and liquid crystal display driver
(IC900) “H”: power on
77
—
O
Not used (open)
78
RE0
I
79
RE1
I
80
AD-ON
O
A/D converter power control signal output terminal
When the KEYACK (pin
wh
) that controls reference voltage power for key A/D conversion input
is active, “L” is output from this terminal to enable the input
81, 82
—
O
Not used (open)
83
REL
I
Rotation detection signal input from supply reel sensor and take-up reel sensor on the deck
mechanism Not used (open)
84
SEL2 COL SEL
I
Destination setting terminal “L”: XR-C2300X, “H”: XR-C2200
85, 86
SEL0, SEL1
I
Destination setting terminal (fixed at “L”)
87 to 100
—
O
Not used (open)
Dial pulse input of the rotary encoder (S900)
(for VOLUME/BASS/TREBLE/BALANCE/FADER control)
