Sony SS-CEP515 Service-Handbuch - Seite 30

Blättern Sie online oder laden Sie pdf Service-Handbuch für Stereo System Sony SS-CEP515 herunter. Sony SS-CEP515 46 Seiten.

Seite drucken
Sony SS-CEP515 Service-Handbuch
HCD-EP515

6-11. IC Pin Function Description

• IC801
LC877356A-51E1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
1
TU MUTE
2
MD LED
3
TU DO
4
TU DI
5
TU CLK
6
TU CE
7
RDS DATA
8
TA ENDSW
9
CD PWM1
10
CD PWM2
11
RESET
12
XT1
13
XT2
14
VSS1
15
CF1
16
CF2
17
VDD1
18
I POWER MONITOR
19
KEY0
20
KEY1
21
AREA
22
VOL ENCODER
23
I POWER DOWN
24
TA-SW
25
CLK SHIFT
26
RDS CLOCK
27
CD SCOR
28
TA SOL
29
RMC
30
TA R/P
31
CD DATA
32
CD XLT
33
CD CLK
34
CD ON
35
CD SQCK
36
CD SENS
37
CD SQSO
38
TU STEREO
39
TA PLAYSW
40
ST/BY
41
TA LED
42
TU LED
43
CD LED
44
NC
45 to 53
SEG
54
VDD2
55
VSS2
56 to 79
SEG
80 to 82
LCD BIAS3 to 1
83 to 86
LCD COM0 to 3
28
I/O
O
Muting signal output to the tuner
O
MD LED control signal output
O
Data output to the tuner
I
Data input from the tuner
O
Clock signal output to the tuner
O
Tuner chip enable signal output to the tuner
I
RDS data input from the tuner
I
Tape deck reel switch signal input
O
PWM1 signal output to the CD unit
O
PWM2 signal output to the CD unit
I
Reset signal input from the reset IC (IC803)
I
Resonator terminal (32.768kHz)
O
Resonator terminal (32.768kHz)
—
Ground terminal
I
Resonator terminal (8.64MHz)
O
Resonator terminal (8.64MHz)
—
Power supply terminal
I
AC power detection signal input
I
Key AD input 0
I
Key AD input1
I
Destination setting terminal
I
Encoder signal input from the volume encoder
I
Power down detection signal input
I
Tape switch status signal input from the tape deck
O
Clock shift control signal output
I
RDS clock input from the tuner
I
SCOR (SUBQ request) signal input from the CD unit
O
Solenoid control signal output to the tape deck
I
Remote sensor signal input
O
REC/PLAY control signal output to the REC/PLAY switch circuit
O
Data output to the CD unit
O
Latch signal output to the CD unit
O
Clock output to the CD unit
O
CD power supply control signal output
O
SUBQ clock output to the CD unit
I
SENS signal input from the CD unit
I
SUB-Q data input from the CD unit
I
Stereo/mono detection signal input from the tuner
I
Play switch signal input from the tape deck
O
STANDBY LED control signal output
O
TAPE LED control signal output
O
TUNER LED control signal output
O
CD LED control signal output
—
Not used (open)
O
Segment signal output to the liquid crystal display module
—
Power supply terminal
—
Ground terminal
O
Segment signal output to the liquid crystal display module
—
Output bias power supply terminal for the liquid crystal display module
O
Common signal output to the liquid crystal display module
Description