Sony XR-C2200 Service Manual page 22

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