MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No.
Pin Name
Module
70
CD_MUTE_L
CD
71
CD_MRST
CD
72
CD_MSTOP
CD
73
NC
CD
74
CD_LOE_LIM_SW CD
75
CD_LOEJ
CD
76
CD_MOTOR
CD
77
PON_ILLUMI
Power supply I/O Key illumi power supply control
78
PON_CD
Power supply I/O
79
PON
Power supply O
80
PON_FL+B
Power supply O
81
PON_FDC_USB
Power supply I/O USB VBUS
82
F_SEL1
EXTRA
83
F_SEL2
EXTRA
84
DIAG
Power supply I/O PCON over-current monitoring
µCOM
85
VCC2
86
NC
µCOM
87
VSS
88~91
TYPE_1~4
TYPE
92
NC
93
NC
94
NC
95
NC
96
NC
97
P_CON
Power supply O
98
NC
99
ANT_CONT
EXTRA
100
ILLUMI_DET
EXTRA
101
BU_DET
EXTRA
102
ACC_DET
EXTRA
I/O
Application
I
CD MUTE (Lch) request terminal
CD mechanism µ-com RST terminal
O
CD mechanism µ-com stop terminal
O
O
(other than J)
I
CD detection terminal (chucking SW)
I/O CD motor control terminal
O
CD motor control terminal
Power supply control terminal for
CD WMA
Power supply control
Power supply control terminal for FL
tube bias
FL tube filament power supply
Main power supply control terminal
O
SW-Reg frequency switching
O
SW-Reg frequency switching
-
O
Not used
-
I
Destination switching
O
Not used
O
Not used with DISP OUT
O
Not used with DISP OUT
O
Not used with DISP OUT
O
Not used
External amplifier control terminal
O
Not used
O
Power antenna control
I
Dimmer illumi detection
I
Momentary power down detection
I
ACC power supply detection
KDC-MP832U
Truth
Processing/Operation/Description
value table
L: Lch mute request
H: Normal, L: RESET
H: Mechanism µ-com in operation
L: Mechanism µ-com stop
Output L fixed when other than J
H: Loading completed, L: No disc
q
Refer to the truth value table
q
Refer to the truth value table
H: ON, Hi-Z: OFF
L: When CD source
Hi-Z: When other than CD source
POWER ON: H, POWER OFF: L
POWER ON: H
POWER OFF, Display black out: L
POWER ON: L
POWER OFF
Display black out: Hi-Z
u
Refer to the truth value table
u
Refer to the truth value table
Fixed to L-output for models without
EXT_AMP
y
Refer to the truth value table
Output L fixed
Output L fixed
Output L fixed
Output L fixed
Output L fixed
POWER ON: H, POWER OFF: L,
ALL OFF: L
Output L fixed
TUNER ON: H
L: ON, H:OFF
L: BU found, H: BU not found, momentary
power down
L: ACC ON, H: ACC OFF
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