Alpine CDA-9855R Service Manual page 46

No. Symbol
32 /BUCK
33 /CCE
34 /CD_RESET
35 ZMUTEIN
36 NC(PULL-DOWN)
37 MUTE_0
38 NC(PULL-DOWN)
39 GVSW
40 /DR_MUTE
41 MOTOR1
42 MOTOR2
43 /LMT_SW
44
NC(PULL-DOWN)
I
48
49 CDVCONT
50 /BOOT
51 NC
52 /DEC_RESET
53 DEC_STANDBY
54
NC
55
56 NC(PULL-DOWN)
57 SDA
58 SDL
59 /STBY(PULL-UP)
60 /SWA
61 /SWB
62 /SWC
63 /SWD
64 VREFH
I/O
O CLOCK output terminal for SERVO_LSI (TC94A14FA) interface.
O Chip enable output terminal for SERVO_LSI (TC94A14FA) interface.
O SERVO_LSI (TC94A14FA) RESET output terminal.
I 0 detection flag input terminal for SERVO_LSI (TC94A14FA) interface.
- Pull-down connect terminal.
O 0 MUTE signal output terminal for SERVO_LSI (TC94A14FA) interface.
- Pull-down connect terminal.
O RF-AMP (TC2157FN) AGC, TE, FE GAIN switching signal output terminal.
O MOTOR Driver (BA5985FM) MUTE output terminal.
O Load-MOTOR control signal output terminal. (REV)
O Load-MOTOR control signal output terminal. (FOR)
I LIMIT detection SW signal input terminal.
- Pull-down connect terminal.
O System SERVO 3.3V power supply control output terminal.
O BOOT output terminal for Flash u-COM rewriting.
- No connect terminal.
O Decoder (TC94A20F) RESET output terminal.
O Decoder (TC94A20F) STANDBY output terminal.
- No connect terminal.
- Pull-down connect terminal.
DATA input/output, EEP-ROM DATA input/output combination terminal for Decoder
I/O
(TC94A20F) interface.
CLOCK output, EEP-ROM CLOCK output combination terminal for Decoder
O
(TC94A20F) interface.
- Pull-up connect terminal.
I Disc insertion detection SW signal input terminal.
I 8cm Disc Eject/reload detection SW signal input terminal.
I 12cm Disc Eject/reload detection SW signal input terminal.
I Disc chucking completion detection SW signal input terminal.
- BATT+3.3V power supply connect terminal.
- 46 -
Terminal Description
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CDA-9855R
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