Ic Pin Function Description - Sony CX-LMN5 Service Manual

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8-17. IC Pin Function Description

• IC901 LC875280A-51E6 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 I-END
2 I-PACK
3 I-PLAY SW
4 O-CLK_SHIFT
5 I-SCOR
6 I-RDS_CLK
7 I-RMC
8 RESET
9 XT1
10 XT2
11 VSS1
12 CF1
13 CF2
14 VDD1
15 I-HOLD1
16 I-FEATURE
17 I-KEY1
18 I-KEY2
19 I-RE_VOL
20 I-RE_BASS
21 I-RE_TREBLE
22 I-TU_SIG
23 O-FL_STB
24 O-FL_DI
25 O-FL_CLK
26 O-FL_BLK
27 O-LED_STAND-BY
28 O-LED_BASS
29 O-PWM1
30 I-POWER_DOWN
31 I-ELV_E2
32 I-ELV_E3
33 I-ELV_E1
34 I-SLD_E3
35 I-SLD_E1
36 I-SW5-B
37 O-ELV_POS
38 O-SLD_POS
39 VSS4
40 VDD4
41 I-SW4
42 I-SW2-A
43 I-SW1-A
44 I-D.SENSOR
45 I-SW3
46 I-BASS_SEL
47 I-SW2-B
48 I-SW5-A
49 O-LOD_POS
50 O-LOD_NEG
I/O
I END switch signal input from the tape deck
I PACK switch signal input from the tape deck
I PLAY switch signal input from the tape deck
O Clock shift signal output (not used)
I SCOR signal input from the CD unit
I RDS signal input from the tuner
I Remote control signal input from the remote sensor
I Reset signal input
I Oscillaion circuit signal input for the real time clock
O Oscillaion circuit signal output for the real time clock
— Ground terminal
I Oscillaion circuit signal input for the system main clock
O Oscillaion circuit signal output for the system main clock
— Power supply terminal
I Voltage detection signal input
I Destination setting input trminal
I Key input 1
I Key input 2
I Volume signal input from the rotary encoder
I Bass signal input from the rotary encoder
I Treble signal input from the rotary encoder
I Tuning signal level input from the tuner
O Latch signal output to the fluorescent indicator tube
O Data output to the fluorescent indicator tube
O Clock signal output to the fluorescent indicator tube
O Not used (open)
O Standby LED control signal output ("L" : active)
O LED (i-Bass/DEMO) control signal output
O PWM signal output for focus offset adjustment
I Power down detection signal input
I ELV_E2 switch signal input from the CD mechanism
I ELV_E3 switch signal input from the CD mechanism
I ELV_E1 switch signal input from the CD mechanism
I SLD_E3 switch signal input from the CD mechanism
I SLD_E1 switch signal input from the CD mechanism
I SW5-B switch signal input from the CD mechanism
O Elevator motor control signal output
O Sled motor control signal output
— Ground terminal
— Power supply terminal
I SW4 switch signal input from the CD mechanism
I SW2-A switch signal input from the CD mechanism
I SW1-A switch signal input from the CD mechanism
I Disc sensor signal input
I SW3 switch signal input from the CD mechanism
I Bass initial setting input terminal
I SW2-B switch signal input from the CD mechanism
I SW5-A switch signal input from the CD mechanism
O Loading motor control signal output
O Loading motor control signal output
Published in Heiloo, Holland.
Description
9/6/15
CX-LMN5
47