Alpine CDA-9813, Service Manual, Page: 27 / 27

No. Symbol I/O Terminal Description
13 NC(PULL-DOWN) - Pull-down connect terminal.
14 TXD(NC)
15 RXD(NC)
16 NC
17 AM0(PULL-UP) - Pull-down connect terminal.
18 DVCC - Power supply terminal. (+3.3V)
19 X2 O Crystal OSC connect terminal. (27MHz)
20 DVSS - GND connect terminal.
21 X1 I Crystal OSC connect terminal. (27MHz)
22 AM1(PULL-UP) - Pull-up connect terminal.
23 /RESET I RESET signal input terminal.
24 NC
25 NC
26 NC(PULL-DOWN) - Pull-down connect terminal.
27 NC - No connect terminal.
28 BUS0
29 BUS1
30 BUS2
31 BUS3
32 /BUCK O Clock output terminal for Servo LSI I/F.
33 /CCE O CE output terminal for Servo LSI I/F.
34 /CD_RESET O Reset control output terminal of Servo LSI.
35 ZMUTEIN I 0 data detect flag input terminal.
36 NC(PULL-DOWN) - Pull-down connect terminal.
37 MUTE_O O MUTE request output terminal.
38 NC(PULL-DOWN) - Pull-down connect terminal.
39 GVSW O CD-DA/RW detect output terminal. (H : CD-DA, L : RW)
40 /DR_MUTE O Motor driver MUTE control output terminal.
41 MOTOR1 O Motor driver control output terminal.
42 MOTOR2 O Motor driver control output terminal.
43 /LMT_SW I Pick-Up inside limit detect SW input terminal.
44
I
48
49 CDVCONT O Servo power supply control output terminal.
50 /BOOT(NC) - No connect terminal.
51 NC - No connect terminal.
52 /DEC_RESET O Decoder reset control output terminal.
53 DEC_STANDBY O Decoder STANDBY control output terminal.
54 NC - No connect terminal.
55 NC - No connect terminal.
56 NC(PULL-DOWN) - Pull-down connect terminal.
57 SDA I/O I2C-BUS(SDA) signal input/output terminal.
58 SCL O I2C-BUS(SCL) signal output terminal.
59 /STBY I STANDBY signal input terminal.
60 /SWA I Disc Insert/pull out detect SW input terminal.
61 /SWB I 8cm Disc EJECT/RELOAD detect SW input terminal.
62 /SWC I 12cm Disc EJECT/RELOAD detect SW input terminal.
63 /SWD I Disc chucking end detect SW input terminal.
64 VREFH - Power supply terminal of A/D converter.
- No connect terminal.
NC(PULL-DOWN) - Pull-down connect terminal.
- No connect terminal.
I/O Data input/output terminal for Servo LSI I/F.