Sony DVP-CX985V, Руководство по обслуживанию, Страница: 122 / 150

122
DVP-CX985V
• PANEL-L BOARD IC1003 µ PD70F3259YGF-S05-JBT-A (INTERFACE CONTROLLER)
Pin No. Pin Name I/O Description
1, 2
KEY1, KEY0 I Front panel key input terminal (A/D input)
3
AVDD — Power supply terminal (+3.3V)
4
AVSS — Ground terminal
5, 6
NC — Not used
7
AVREF I Reference voltage (+3.3V) input terminal
8
JOG A I Jog dial pulse input from the rotary encoder (DISC AMS, PUSH ENTER) (A phase input)
9
JOG B I Jog dial pulse input from the rotary encoder (DISC AMS, PUSH ENTER) (B phase input)
10
FLMD0 — Flash write terminal
11
VDD — Power supply terminal (+3.3V)
12
REGC — Connected to the capacitor for the regulator
13
VSS — Ground terminal
14 X1
I Main system clock input terminal (5 MHz)
15 X2
O Main system clock output terminal (5 MHz)
16
RESET I
System reset signal input from the reset signal generator “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”
17 X1
I Sub system clock input terminal Not used
18 X2
O Sub system clock output terminal Not used
19
NC — Not used
20
KEY_INT I Wake up signal input terminal for front panel key
21
232C_INT I Wake up signal input terminal for RS-232C Not used
22
DBUGRST — Not used
23
SYSCONCS
I
Chip select signal input from the system controller
24
SYSCONSIN
I
Serial data input from the system controller
25
SYSCONSOUT
O
Serial data output to the system controller
26
SYSCONSCLK
I
Serial clock signal input from the system controller
27
232COUT
O
Serial data output to the RS-232C Not used
28
232CIN
I
Serial data input from the RS-232C Not used
29, 30
NC — Not used
31
SIRCS I Remote control signal input terminal
32
CONTROL_S O S-LINK and CONTROL S output terminal Not used
33
SYSCONBUSY
O
Interrupt signal output to the system controller
34 SYSCONRST O
Reset signal output to the system controller, DSP, AV decoder, audio DSP, mechanism controller
and DSD decoder “L”: reset
35 EVSS — Ground terminal
36 EVDD — Power supply terminal (+3.3V)
37 to 54 NC — Not used
55 VIDEO_OFF O Video power supply on/off control signal output terminal Not used
56 FLDSDATA O Serial data output to the fluorescent indicator tube driver
57 FLDSCLK O Serial clock signal output to the fluorescent indicator tube driver
58 KBCIN I Serial clock signal input from the KEYBOARD
59 KBDIN I Serial data input from the KEYBOARD
60 SIRCS-WAKE I Wake up signal input terminal for SIRCS
61 FLDRST O Reset signal output to the fluorescent indicator tube driver “L”: reset
62 FLDCS O Chip select signal output to the fluorescent indicator tube driver
63 FLHS — Flash write terminal