Sony D-NE330 Service Manual page 19

MAIN BOARD IC801 CXR721260-203R (SYSTEM CONTROLLER, DSP, LCD DRIVER)
Pin No. Pin Name
1 TCK
2
TMS
3
TDI
4
XTRST
5 DVDBK
6
XRST
7
XADEVENT
8
CASINO_WAKE
9
DCINMNT
10
KEY1
11
AVSAD
12
RMKEY
13
BATMNT
14
CHGMNT
15
AVDAD
16 DVDD
17
X_HOLD_I
18
OPEN
19
AMUTE_O
20 VSS
21
VDIO
22
ECO
23
LCD_XRST_O
24 HG_STB_O
25
OPEN
26
HG_GUP
27
CLOCK_SHIFT
28 VOL_LATCH
29
DBG_MNT_O
30
DBG_MNT_I
31
TSB
32 XEEPROM_CS
33
XSCK1
34
SO1
35
SI1
36 LCD_CS
37
SCK0
38
SO0
39
VSS
40 SI0
41
POW.LATCH
42
TU_BEEP
43
FG
44 TDO
45
RTCK
46
ATEST
I/O
I Clock signal input terminal Not used
I Mode select signal input terminal Not used
I Data input terminal Not used
I Reset signal input terminal Not used
- Power supply terminal (+1.2V) (for back up core)
I System reset signal input from the power control "L": reset
O Wake up signal output to the power control
I CD lid open/close switch input terminal "L": close, "H": open
I DC input voltage monitor input terminal
I Top panel key input terminal (A/D input)
- Ground terminal
I Remote commander key input terminal (Except NE330: 100 - 240V AC area in E model only)
I Battery voltage monitor input terminal
I Charge voltage monitor input from the power control
- Power supply terminal (+2V) (for A/D converter)
- Power supply terminal (+1.2V) (for core)
I HOLD switch input terminal "L": hold on
I/O Not used
O Audio muting on/off control signal output to the headphone amplifier "H": muting on
- Ground terminal
- Power supply terminal (+2V) (for I/O)
O Chip enable signal output terminal Not used
O Reset signal output to the liquid crystal display "L": reset
O Strobe signal output to the optical pick-up block
I/O Not used
O Gain-up signal output to the optical pick-up block
O Tuner clock shift signal output terminal Not used
O Latch signal output terminal Not used
O Not used
I Not used
I/O Communication two-way data bus terminal Not used
O Chip select signal output to the EEPROM
O Serial clock signal output to the liquid crystal display
O Serial data output to the liquid crystal display
I Serial data input from the liquid crystal display
O Chip select signal output to the liquid crystal display
O Serial clock signal output to the power control and EEPROM
O Serial data output to the power control and EEPROM
- Ground terminal
I Serial data input from the EEPROM
O Latch signal output to the power control
O Beep signal output terminal Not used
I FG signal input from the motor/coil drive
O Data output terminal Not used
O Not used
I Not used
D-NE330/NE331
Description
Ver. 1.1
19