Alpine Ai-NET CHA-1214 Service Manual page 26

CHA-1204 |
Description of IC Terminal
85151W15 : IC501
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ex Ai-RST Bey MB88385APF (IC503) Reset Signal Output Terminal.
2 NC
Terminal Description
Open Terminal.
ACC-IN ACC Detection Terminal.
Open Terminal.
DAC Output Stop Terminal. (L : Output Stop)
6 | SCL Vo | EP-ROM Clock Terminal.
7 SDA VO | E-P-ROM Data Terminal.
8 Ai-DET | | Ai-NET Bus Busy Detection Terminal. (H : Busy)
' 9 Vsg | — | GND Terminal.
10 AO
11 Ai O | MN66271 (1C101) Auto Adjustment Output Terminal.
12 A2
13 ELVM+ O | Elevator Motor Output (+) Terminal.
14 ELVM - O | Elevator Motor Output (-) Terminal.
15 LODM+ O | Loading Motor Ouptut (+) Terminal.
16 LODM - O | Loading Motor Output (-) Terminal.
17 EJLED | 0 | Eject Key Lighting LED Output Terminal. (H : Lighting)
18 TEMPSW | | Low-Temperature Output Select Switch Terminal. (H : Output)
19 Compulsion Initialize Processing Switch Terminal. (H : Management Practice)
20 MAGSWe2 | | Magazine insert Detection Switch Terminal. (L : MAG-IN)
i
Open Terminal.
MN66271 (IC101) Status Signal Input Terminal.
MN66271 (IC101) Tracking Servo Signal Pull in Input Terminal.
GND Terminal.
MN66271 (IC101) Focus Servo Signal Pull in Input Terminal.
MN66271 (IC101) Sense Signal Input Terminal.
Open Terminal.
LSI Control Latch Output Terminal.
LS! Control Data Output Terminal.
LS! Control Clock Output Terminal.
Surrounding Reset Termianl. (L : Reset)
Digital Mute Output Terminal. (H : Silence)
Analog Mute Output Terminal. (H : Silence)
Power Supply Control! Output Terminal. (H : Power On)
System Reset Input Terminal.
Battery Power Supply Voltage Detection Terminal. (Compulsion Stand-by))
MB88385APF (IC503) IRQ Input Terminal.
ACC Detection Terminal. (L : Stand-by)
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