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39
HCD-TB10
6-17. IC Pin Function Description
• IC601 LC877348A-5Z50E Master Control (PANEL Board)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
35
36
37
38
39
40
41
42
43
I/O
O
O
O
I
O
O
I
O
O
—
I
I
O
—
I
O
–
I
I
I
I
I
I
I
I
I
I
I
I
O
O
O
O
O
O
O
O
O
O
O
O
I
I
Pin Name
LC72131-CE
BD8371-DATA
LC72131-DATA OUT
LC72131-DATA IN
LC72131/BD8371-
CLK
LA9241M/LC78622-
COIN
LA9241M/LC78622-
SQOUT
LA9241M/LC78622-
SQCK
BACK LIGHT DM
DBFB ON/OFF
RESET
XT1
XT2
VSS
CF1
CF2
VDD1
TUNER STEREO
TUNER TUNED
HP SENS/
TPSW/TCSW
TAPE STAT
CD O/C & TAPE
CLOSE SW
MODE SW
KEY IN-3
KEY IN-2
KEY IN-1
CD PWR ON
CD MOTOR +
CD MOTOR –
CD RWC
CD RESET
CD SLED–
CD SLED+
CD WRQ
CD DRF
Description
Chip select signal output to the PLL tuner IC
Data/latch signal output to the sound processor
Data output to the PLL tuner IC
Data input from the the PLL tuner IC
Clock output to the PLL tuner IC and the sound processor
CD command data signal output
CD subcode Q signal input
CD command clock signal output
Back light LED control signal output
Not used
Reset input
Connection for a crystal resonator
Connection for a crystal resonator
Ground
Connection for a ceramic resonator
Connection for a ceramic resonator
Power sypply
Stereo tuning signal input
Tuning a frequency signal input
Headphone detection switch, tape pack switch and tape close switch signal input
Tape play switch, FF rec switch and REV rec switch signal input
CD open switch and CD close switch signal input
Terminal for mode setting
Function key input
Function key input
Function key input
Power down signal input
Data input from the remote control receiver
Clock input from the RDS decoder IC
Tuner muting signal output
System muting signal output
Power amplifier muting signal output
Speaker relay control signal output
Standby relay control signal output
Power control signal output for CD block
CD loading motor control signal output
CD loading motor control signal output
Read/write control signal output
CD reset signal output
Sled motor control signal output
Sled motor control signal output
Subcode Q standby signal input
RF level detection signal input
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9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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TEL 13942296513 QQ 376315150 892498299