5-1
RDR-GXD500
SECTION 5
IC PIN FUNCTION DESCRIPTION
5-1. IT CONTROL IC (IC603: M603H2MC-526FPUO (AV-91 BOARD))
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
42
43
44
45
46
47
48
49
50
Pin Name
TU_S/B_D
SIRCS IN
JUSTCLK
AV_LINK_IN
CSYNC
FAN_DET
BYTE
CNVSS
XCIN
XCOUT
XRESET
XOUT
VSS
XIN
VCC
XNMI
SYNC_V
IT_REQ
SLICEON_IN
N.C.
LED DIMMER
AREA1
BUZZER
N.C.
STB_CNT
AREA0
AV_LINK_OUT
TXT_SCL
TXT_SDA
VSS2
LP2
LP3
FLD_DATA
FLD_IN
FLD_CLK
EPG SW1
EPG SW2
LED_STB
FL_PCONT
FLD_XRESET
FLD_CS
I/O
I
I
I
I
I
I
–
I
O
I
O
–
I
–
I
I
I
I
O
O
I
O
–
–
I
O
–
–
–
O
–
O
–
–
–
O
O
I
O
I
O
I
O
–
–
O
O
O
O
Function
Analog power 6 V
Remote control signal input
Fixed to digital GND
Not used
Composite sync signal input
Fan rotation control at power ON, L: Fan rotating, H: Fan stopped
Fixed to digital GND
Connected to VCC when the FLASH is overwritten
32KHz oscillator input
32KHz oscillator output
Reset signal input
10 MHz oscillator output
Digital GND
10 MHz oscillator input
Analog power 6 V
Analog power 6 V
V sync signal detection
Signal input for communication request from HOSTIC
Signal input during slicer operation
Fixed to digital GND
Signal output for LED dimmer pulse
Destination input 1
Fixed to digital GND
Fixed to digital GND
Fixed to digital GND
Destination input 0
Not used
Analog power 5 V
Analog power 5 V
Fixed to digital GND
Filter signal output 1 (For Fsc)
Filter signal output
Filter signal output 1 (For PDC)
Backup power 5 V
Fixed to digital GND
Slicer operation detection H: Operating
Data signal output (HOST / overwriting FLASH by dedicated writer)
Data signal input (HOST / overwriting FLASH by dedicated writer)
Clock signal output for host communication
DVD/HDD judge signal input
SO signal output for FLD
Fixed to digital GND
SCLK signal output for FLD
Strobe signal output for FLD drive
Power control signal output of D/DCONV for FLD H: ON, L: OFF
Reset signal output for FLD drive H: NORMAL, L: RESET
Chip select signal output for FLD drive
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9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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