Kenwood KDC-MP732 Service Manual page 9

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name I/O
107 MUTE PRE R O
107 NC O
108 CD MUTE PRE L O
108 MUTE_PRE O
109 MUTE 0 O
110 MUTE 1 O
111 MUTE 2 O
112 NC O
113 DSP MUTE I/O
113 NC O
114 MUTE C O
114 NC O
115 DSP INIT RST O
115 NC O
116 DSP S RST O
116 NC O
117 DSP RQ O
117 NC O
118 DSP CS O
118 NC O
119 NC (GTEST) O
120 LINE MUTE I
121 MD DET I
121 NC O
122 PWIC DC DET I
123 LX RST O
124 G Y OUT I
124 NC O
125 G X OUT I
125 NC O
126 RDS NOISE I
127 AVSS -
128 TUN SMETER I
Function
Rch pre-out mute
Not used when MD
Lch pre-out mute
PRE_OUT MUTE (MD)
E-VOL front mute
E-VOL rear mute
E-VOL sub mute
Not used
DSP mute
Not used when without DSP
E-VOL AFS mute
Not used (in other than when the destination is E)
DSP initial reset
Not used when without DSP
DSP system reset
Not used when without DSP
Request to DSP
Not used when without DSP
DSP chip select
Not used when without DSP
Not used
Line mute detect
For a terminal of MD receiver
Not used when CD
DC offset error detect
Hard reset to slave unit
Analog Y gravity detect
Not used when without G sensor
Analog X gravity detect
Not used when without G sensor
FM noise detection
S-meter input
KDC-MP732
Processing Operation
L : When "MUTE PRE R" is "L" or at momentary
power down, H : Only when 2-zone
Output L fixed
L : When "MUTE PRE L" is "L" or at momentary power
down, H : Only when 2-zone
L : When at momentary power down
ON : L, OFF : H
ON : L, OFF : H
ON : L, OFF : H
ON : L, OFF : Hi-Z
Output L fixed
ON : L, OFF : H
Output L fixed
L : Reset, H : Reset release
Output L fixed
L : Reset, H : Reset release
Output L fixed
L : Request
Output L fixed
L : Select
Output L fixed
TEL MUTE : 1V or less,
NAVI MUTE : 1V or less, 2.5V or more
Output L fixed
H : Reset, L : Normal
Output L fixed
Output L fixed
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