Kenwood KDC-X715 Service Manual page 4

KDC-X715
No. Pin name
50 P82/A2
51 P83/A3
52 P84/A4
53 P85/A5
54 P86/A6
55 P87/A7
56 P40/AD0
57 P41/AD1
58 P42/AD2
59 P43/AD3
60 P44/AD4
61 P45/AD5
62 P46/AD6
63 P47/AD7
64 P50/A8
65 P51/A9
66 P52/A10
67 P53/A11
68 P54/A12
69 P55/A13
70 P56/A14
71 P57/A15
72 Vss
73 P60/A16
74 P61/A17
75 P62/A18
76 P63/A19
77 P64/RD
78 P65/WR
79 P66/WAIT
80 P67/ASTB
81 Vdd
82 P100/TI5/TO5
83 P101/TI6/TO6
84 P102/TI7/TO7
85 P103/TI8/TO8
86 P30/TO0
87 P31/TO1
88 P32/TO2
89 P33/TI1
90 P34/TI2
91 P35/TI00
92 P36/TI01
93 P37
94 TEST
95 P90
96 P91
97 P92
98 P93
99 P94
100 P95
4
MICROCOMPUTER'S DESCRIPTION
Function I/O
MOSW O
MECH_DET I
PAN 5V O
L_CE/P_RST O
L_INH/MC_REQ O
DIM_CON O
QUAL I
R_DATA I
SRM_SUB- O
SRM_SUB+ O
SRM_DET I
SRM_SW2 I
FM_SD I
NC O
AFC O
- O
WIDE O
NARROW I/O
AM+B O
FM+B O
NC O
NC O
-
TYPE0 I
TYPE1 I
TYPE2 I
ST_TYPE0 I
ST_TYPE1 I
NC O
PRE MUTE R O
PRE MUTE L O
-
NC O
SVR O
NC O
P_MUTE O
ANT_CON O
IC2_SCK O
DIMMER I
P_CON O
ACC_DET I
REMO I
P_ON O
BU_DET I
-
IC2_SDA I/O
MUTE O
SW5 O
MS_CL O
MS_DA I/O
- O
Description
Motor output
Mechanism detection
Panel detection
CE to LCD driver / Panel m-com reset
Reset to LCD driver
DIM control
RDS receiving condition
RDS data input
SRM sub motor output
SRM sub motor output
SRM mechanism detection
SRM eject detection
FM SD input
Open
Noise detection time constant switching
K2I Wide output
K2I Narrow output
AM power supply
FM power supply
Open
Open
GND
IC2 Var.3 destination type 0
IC2 Var.3 destination type 1
Open
Audio mute R
Audio mute L
Positive power supply
Open
Power IC reset
Open
Power IC muting
Antenna control
IC2,IC5,E2PROM clock line
Dimmer detection
Power control
ACC detection
Remote control input
µ-com peripheral power supply
Momentary power down detection
Test
IC2,IC5,E2PROM data line
Muting output
5V power supply
CD mechanism clock line
CD mechanism data line
NC
Processing Operation
Loading Hi/Eject : Lo
ON : Hi/OFF : Lo
OFF : Hi
Good : Hi
ON : Lo/OFF : Hi
: Eject
Station detected : Hi
Not detected : Lo
During reception : Hi
During search : Lo
Active : Hi
Active : Hi
Active : Hi
Active : Hi
Destination type switch
Destination type switch
Destination type switch
Initial value : Lo
Initial value : Lo
Active : Lo
Active : Lo
Power ON : Lo
Active : Lo
Active : Hi
Active : Lo
Active : Hi
ACC OFF : Hi
Active : Hi
Momentary power down : Hi
GND
Active : Hi
Active : Lo