Sony HCD-V808, Service Manual, Page: 25 / 86

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Pin No. Pin Name I/O Function
45 COM-CLK O
Serial data transfer clock signal output to the electrical volume (IC201), DJ effect controller
(IC401), and key control (IC1401)
46 CD-POWER O Power on/off selection signal output for the CD circuit “H”: power on
47 CD-DATA O
Serial data output terminal Not used (open)
48 CD-CLK O
Serial data transfer clock signal output terminal Not used (open)
49 MSM-CND O Command data output to the DJ effect controller (IC401)
50 MSM-BUSY I
Busy signal input from the DJ effect controller (IC401) “L”: busy
51 MSM-LAT O
Serial data latch pulse output to the DJ effect controller (IC401)
52 MSM-NAR I NAR signal output terminal Not used
53 MSM-CH O
Channel select output to the DJ effect controller (IC401)
54
INPUT-
CHANGE
O
MD/VIDEO input gain control signal output terminal “L”: VIDEO, “H”: MD
55 IIC-DATA I/O
Communication data bus with the fluorescent indicator tube driver (IC601) and IIC interface
controller (IC901)
56 IIC-CLK I/O
Communication data reading clock signal input or transfer clock signal output with the
fluorescent indicator tube driver (IC601) and IIC interface controller (IC901)
57 XRST O
Reset signal output to the IIC interface controller (IC901) “L”: reset
58 XLT O
Serial data latch pulse output terminal Not used (open)
59 FOCUS-SW O
Focus control signal output terminal Not used (open)
60 TBL-L O
Motor drive signal output to the disc tray turn motor driver (IC701)
61 TBL-R O
Motor drive signal output to the disc tray turn motor driver (IC701)
62 TRAY-LED O LED on/off control signal output for the CD tray LED Not used (open)
63 LOAD-OUT O
Motor drive signal output to the disc tray slide motor driver (IC801)
64 LOAD-IN O
Motor drive signal output to the disc tray slide motor driver (IC801)
65 ST-CLK O PLL serial data transfer clock signal output to the FM/AM tuner unit
66 ST-DIN I
PLL serial data input from the FM/AM tuner unit
67 ST-DOUT O
PLL serial data output to the FM/AM tuner unit
68 ST-CE O PLL chip enable signal output to the FM/AM tuner unit
69 TUNED I
Tuning detection signal input from the FM/AM tuner unit “L”: TUNED
70 STEREO I
FM stereo detection signal input from the FM/AM tuner unit “L”: STEREO
71 VSS —
Ground terminal
72 ST-MUTE O
Tuner mute control signal output to the FM/AM tuner unit “L”: mute on
73 SENS2 I
Internal status (SENSE) signal input terminal Not used (fixed at “L”)
74 SENS I
Internal status (SENSE) signal input terminal Not used (fixed at “L”)
75 DISC-SENS I Disc status detection signal input from the disc sensor (IC703)
76 T-SENS I
Disc tray status detection signal input from the disc tray sensor (IC702)
77 UPSW I
Up switch input terminal Not used (open)
78 ENC3 I
79 ENC2 I
Detection signal input from the disc tray address detect rotary encoder (S811)
80 ENC1 I
81 OUT-OPEN I
Detection signal input from the disc tray open/close detect switch (S801)
“L”: open, “H”: close
82 CAP-H/N O
High/normal speed selection signal output of the capstan motor (M1)
“L”: high speed, “H”: normal speed
83 A-TRG O
Motor drive signal output to the trigger motor driver (IC1502)
84 B-TRG O Motor drive signal output to the trigger motor driver (IC1502)
85 TRG-LOW O
Motor control signal output to the trigger motor driver (IC1502)
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