Sony CX-LFA660 Service Manual page 39

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• FRONT BOARD IC801 LC876980B-53L3-E (SYSTEM CONTROLLER)
Pin No. Pin Name
1
2 MP3-RST
3 MP3-REQ
4 O-MI-CS
5 O-MI-LP
6 O-MP3-STB
7 O-CD-XTCN
8 O-CD-XRST
9 O-CD-XLT
10 O-CD-SCOR
11
12 32.768kHz
13 32.768kHz
14
15
16 10MHz-EXTAL
17
18 I-POWER-MONITOR
19 MODEL DETECT
20
TE
L 13942296513
21
22 VOL.ENC
23 I-POWER-DOWN
24
25 RDS-DATA
26 RDS-CLK
27
28 FUNC-DATA
29
30 NC/VREF
31 to 42 G1 to G12
43 to 45 SEG1 to SEG3
46
47 to 50 SEG4 to SEG7
51
52 to 60 SEG8 to SEG16
61
62
63
64
65 I-SW-TROPN
www
66 I-SW-TRCLS
67 TA- END SW
68 TA-PLAY SW
.
69
70 TU-STEREO
71 TU-TUNED
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I/O
MI-ACK I MIACK signal input to the CD unit
O Reset signal output to the CD unit
I Request signal input to the CD unit
O MICS signal output to the CD unit
O MILP signal output to the CD unit
O Standby signal output to the CD unit
O XTCN signal output
O System reset signal output
O Latch signal output to the CD unit
I SCOR (SUBQ request) signal output to the CD unit
RESET I Reset terminal
I Input for 32.768kHz crystal oscillation
O Output for 32.768kHz crystal oscillation
GND — Ground terminal
10MHz I Input terminal for ceramic oscillator (10MHz)
O Output terminal for ceramic oscillator (10MHz)
VDD1 — Power supply terminal
I Power Voltage and Protect Detect
I Model detect
I-KEY1 I Key AD input 1
AREA I AREA signal input
I Encoder signal input from the volume encoder
I Power down signal input
TA-SW I Tape switch status signal input from the tape deck
I RDS data input from the tuner
I RDS clock input from the tuner
I-KEY0 I Key AD input 0
O Function coutrol signal output
I-RMC I Remote sensor signal input
— Not used
O Grid signal output to the fluorescent indicator tube
O Segment signal output to the fluorescent indicator tube
VDD3 — Power supply terminal
O Segment signal output to the fluorescent indicator tube
FL-29V — VFD Power supply (-)
O Segment signal output to the fluorescent indicator tube
NC — Not used
NC — Not used
NC — Not used
NC — Connected ground
I CD tray close detect
I CD tray open detect
I Tape deck reel switch signal input
x ao
y
I Play switch signal input from the tape deck
i
NC — Connected ground
I Tuner stereo signal input
I Tuner tuning signal input
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