KDC-X769
6
Pin No.
Pin Name
I/O
Module
Purpose / Description
Truth table
Processing Operation
20
MUTE
O
Audio
Mute output.
ON : OPEN, OFF : L
21
PRE_MUTEL
O
Audio
PREOUT (L ch) mute.
M MUTE L is L : L (CD), Momentary power
dropped : L, 2 zone, NAVI interrupt : Fixed H
22
PRE_MUTER
O
Audio
PREOUT (R ch) mute.
M MUTE R is L : L (CD), Momentary power
dropped : L, 2 zone, NAVI interrupt : Fixed H
23
BU_DET
I
Extra
Momentary power dropped detection.
Backup : L,
No backup, momentary power dropped : H
24
ACC_DET
I
Extra
ACC detection.
With ACC : L, Without ACC : H
25
SW5V
I/O
Power supply
5V power supply.
ON : L, OFF : Hi-Z
26
EXT_AMP_CONT
O
Extra
External amplifier control.
Refer to external amplifier control.
27
DIMMER
I
Extra
Small lamp detection.
ON : L, OFF : H
28
ANT_CON
O
Extra
Antenna control.
w
Tuner ON : H, Other source With RDS last FM
: H, Other source with RDBS TI ON last FM : H
29
P_ON
I/O
Power supply
SW 14V, SW 5V control, AD reference
Power ON : H, Power OFF : Hi-Z
voltage control output.
30
ILL_ON
I/O
Power supply
FL, illumination output.
ON : H, OFF : Hi-Z
31
RESET
-
32
XT1
-
Sub clock.
32.768kHz
33
XT2
-
Sub clock.
32.768kHz
34
REGC
-
Connect to 1
µ
F capacitor.
35
X2
-
Main clock.
20MHz
36
X1
-
Main clock.
20MHz
37
VSS
-
38
VDD
-
39
CLKOUT
-
40
LX_REQ_M
O
LX
Communication request to external slave.
Request : L
41
LX_MUTE
I
LX
Mute request from external slave.
Mute ON : H
42
LX_CON
O
LX
External slave select.
ON : H, OFF : L
Reset output to external slave
µ
-com.
Normally : L, After system reset : H (400ms
or more) and then L
NC (Without WMA, MP3 model)
Output : L
Destination select.
w
Destination select.
w
IC2 destination.
w
IC2 destination.
w
NC
Output : L
E2PROM, DA converter power supply control.
ON : L, OFF : Hi-Z
51
DSI
I/O
To panel
DSI control.
ON : L, OFF : Hi-Z
52
L_CE
O
To panel
Chip enable output to LCD driver.
53
L_INH
O
To panel
Inhibit signal output to LCD driver.
Normally : H, Reset, momentary power dropped : L
54
VOL A
I
To panel
VOL input.
55
BVDD
-
56
BVSS
-
57
VOL B
I
To panel
VOL input.
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