– 22 –
IC DESCRIPTION
IC,
µ
PD780226GF-012-3BA / 014-3BA / 059-3BA
1
O-MOTOR
O
DECK MOTOR ON/OFF output.
2
O-SOL1
O
DECK1 solenoid output.
3
O-SOL2
O
DECK2 solenoid output.
4
NC
–
Not connected.
5
NC
–
Not connected.
6
O-SET_LED
O
SET LED ON/OFF output.
7
O-CLEAR_LED
O
CLEAR LED ON/OFF output.
8
O-PRESET_LED
O
PRESET LED ON/OFF output.
9
O-DOWN_LED
O
DOWN LED ON/OFF output.
10
O-UP_LED
O
UP LED ON/OFF output.
11
O-TUNER_ON
O
TUNER ON output.
12
O-MUTE
O
MUTE output.
13
O-PB2
O
DECK2/DECK1 play output.
14
O-BIAS
O
BIAS ON output.
15
O-RMT
O
REC mute output.
16
O-CD_ON
O
CD ON output.
17
IC
–
Internal connection (connected to GND).
18
VSSO
–
GND.
19
VDDO
–
Power supply.
20
O-POWER
O
System power supply ON/OFF output.
21
O-OPEN
O
CD tray open data output.
22
O-CLOSE
O
CD tray close data output.
23
O-DISH_F
O
CD turntable forward rotation output.
24
O-DISH_R
O
CD turntable reverse rotation output.
25
NC
–
Not connected.
26
NC
–
Not connected.
27
I-REA
I
Volume jog AD input.
28
I-RDS_CLK
I
Tuner RDS clock input<22EZ>.
29
I-SUBQ/I-RDS_DATA
I
CD SUBQ data input / Tuner RDS data input<22EZ>.
30
RESET
–
System reset.
31
O-DATA
O
Data output for MAIN.
32
I-WRQ/STEREO
I
CD WRQ input / Tuner stereo input.
33
I-DRF/IFC
I
CD DRF input / Tune IF count serial data input.
34
I-RMC
I
System remote control input.
35
I-DISHSENS
I
CD turntable photo sensor input.
36
O-CLK_SFT
O
Micon clock shift output.
37
VDD1
–
Power supply.
38
X2
–
4.19MHz oscillator circuit.
39
X1
–
4.19MHz oscillator circuit.
40
VSS1
–
GND.
41
AVDD
–
Power supply.
42
I-HOLD
I
Power failure detected input.
43
I-CDSW
I
CD mecha switch input.
Pin Name
I/O
Description
Pin No.
Summary of Contents for CX-NSZ20
Page 11: ... 11 GRID ASSIGNMENT ANODE CONNECTION FL HNA 10SS12 GRID ASSIGNMENT AND ANODE CONNECTION ...
Page 13: ... 13 SCHEMATIC DIAGRAM 1 MAIN 1 2 AMP ...
Page 14: ... 14 SCHEMATIC DIAGRAM 2 MAIN 2 2 TUNER ...
Page 16: ... 16 SCHEMATIC DIAGRAM 3 FRONT ...
Page 17: ...WIRING 3 PT 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C D E F G H I J K L M N O P Q R S T U ...
Page 18: ... 18 SCHEMATIC DIAGRAM 4 PT ...
Page 20: ... 20 IC BLOCK DIAGRAM IC LA1843 IC LC72131D ...
