Sony D-NE33, Руководство по обслуживанию

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