Kenwood KDV-C810, Service Manual

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KDV-C810/C820/C830
/C840/C860
Pin No. Pin Name I/O Description Processing Operation
25 AVSS - A/D grand terminal Connected to GND
26 UPSW I Elevator up switch input terminal Elevator up switch (SW2) input terminal (Active L)
27 LOWSW I Elevator down switch input terminal Elevator down switch (SW3) input terminal (Active L)
28 LOADSW I Disc tray loading switch input terminal Disc tray loading out switch (SW1) input terminal (Active L)
29 CLAMPSW I Disc clamp switch input terminal Disc clamp switch (SW302) input terminal (Active L)
30 BUDET I Batter y connection detection input terminal Backup supply voltage detect input terminal (Active L)
31 DISC.C I Elevator position detection sensor input terminal Position sensor (PHT1) input terminal
33 DISCON I Disc detection input terminal Disc detection input terminal (Disc load : H)
34 AVREF - Analog reference voltage Connected to +5V
35 AVDD - Analog power supply input terminal Connected to +5V
36 RESET I Reset input terminal System reset input terminal (Active L)
39 IC (Vpp) - (N.C) connected to GND
40 X2 I Crystal input terminal X301 8.38MHz
41 X1 I Crystal input terminal X301 8.38MHz
42 VSS1 - GND Connected to GND
43 BATT I Batter y voltage detection input terminal Battery low voltage detect input terminal
44 CE I ACC input terminal ACC detect input terminal (Active H)
45 EJECT I Magazine Eject switch input terminal Magazine Eject switch (SW301) input terminal (Active L)
46 CHCON I CHCON Kenwood bus
47 REMOCON I Remote control signal input terminal Remote control signal input
48 REQH I REQH Kenwood bus
49 REQC I REQC Kenwood bus
50 5LMUTE O Muting signal output terminal for muting line (5pin) Mute line (5pin for DIN terminal) control (Active L)
51 SMUTE O Muting signal output terminal for audio muting line Audio line muting for DIN 13pin line (Active H)
52 RCAMUTE O Audio muting control output terminal for RCA pin line Audio line muting for RCA pin line (Active H)
55 /MPRST O Reset output terminal for DVD processor System reset output for IC501,516,561,571
56 NTPASW I PAL/NTSC setting switch (SW901) input terminal PAL : H, NTSC : L
64 /MAGZSW I Magazine in detection switch input terminal Magazine in detection switch (SW5 : Active L)
12-14,21,
22,37,38, NC - (N.C) open
53,57-63
32,54 NC - (N.C) connected to +5V
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