Sony XR-CA350X Marketing s & diagrams, Руководство по обслуживанию

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22
XR-CA350X
Pin No. Pin Name I/O Description
50 ATT O Audio line muting on/off control signal output “H”: muting on
51 to 53 NC O Not used
54 TU-ATT O Tuner muting on/off control signal output to the tuner unit “L”: muting on
55, 56 NC O Not used
57 LO/DX O Local/DX selection signal output terminal “L”: DX, “H”: local Not used
58 TU-ON O Tuner system power supply on/off control signal output “H”: tuner power on
59 VOL-ATT O Electrical volume muting on/off control signal output to the electrical volume “L”:muting on
60
FM-ON
O
FM system power supply on/off control signal output terminal
“H”: FM power on Not used
61
AM-ON O
AM system power supply on/off control signal output terminal
“H”: AM power on Not used
62 NC
O Not used
63 LCD-RES
O LCD reset signal output to the liquid crystal display driver “L”: reset
64 LCD-CE O
Chip enable signal output to the liquid crystal display driver “H” active
65
FLASH-W
I
Internal flash memory data write mode detection signal input
“L”: data write mode Normally: fixed at “H”
66 TEST-IN
I Setting terminal for the test mode “L”: test mode Normally: fixed at “H”
67 to 73 NC
O Not used
74 EE-SIO I/O
Two-way data bus with the tuner unit
75 EE-CKO O
Serial data transfer clock signal output to the tuner unit
76 COL-SEL I
Illumination color selection signal input “L”: amber illumination “H”: green illumination
(fixed at “L” in this set)
77 to 82 NC O Not used
83 ILL-ON O
Power on/off control signal output of the illumination LED and LCD back light
“H”: power on
84 DEST-SEL0 I
Destination setting terminal (fixed at “H” in this set)
85 DEST-SEL1 I
Destination setting terminal (fixed at “L” in this set)
86
DEST-SEL2 I Destination setting terminal (fixed at “L” in this set)
87 to 92 NC
O Not used
93 NOSE-SW
I
Front panel block remove/attach detection signal input
“L”: front panel is attached
94 NS-MASK O
Not used
95 DAVSS —
Ground terminal (for D/A converter)
96 TAPE-ON O
Capstan/reel motor drive signal output “H”: motor on
97 N/R I
Tape direction switch input terminal “L”: reverse direction, “H”: forward direction
98 FF/REW I
FF/REW detection switch input terminal “L”: FF/REW mode, “H”: PLAYBACK mode
99 TAPE-IN I
Tape in detection switch input terminal “L”: tape in
100
DAVDD — Power supply terminal (+5V) (for D/A converter)