Ic Pin Function Description; Control Ic - Sony RDR-GX300 Service Manual

5-1. IT CONTROL IC (IC603: M603H2MC-511FPUO (AV-84 BOARD))
Pin No. Pin Name
1 TU_S/B_D
2 SIRCS IN
3 JUSTCLK
4 AV_LINK_IN
5 CSYNC
6 FAN_DET
7 BYTE
8 CNVSS
9 XCIN
10 XCOUT
11 XRESET
12 XOUT
13 VSS
14 XIN
15 VCC
16 XNMI
17 SYNC_V
18 IT_REQ
19 SLICEON_IN
20 N.C.
21 LED DIMMER
22 AREA1
23 BUZZER
24 N.C.
25 STB_CNT
26 AREA0
27 AV_LINK_OUT
28 TXT_SCL
29 TXT_SDA
30 VSS2
31 LP2
32 LP3
33 LP4
34 VDD2
35 M2
36 M1
37 SLICEON
38 ITSOUT
39 ITSIN
40 ITSCLK
41 H/B
42 FLD_DATA
43 FLD_IN
44 FLD_CLK
45 EPG SW1
46 EPG SW2
47 LED_STB
48 FL_PCONT
49 FLD_XRESET
50 FLD_CS
All manuals and user guides at all-guides.com
SECTION 5

IC PIN FUNCTION DESCRIPTION

I/O
I Tuner Stereo detection L: Stereo
I Remote control signal input
I Timer pulse input Fixed to digital GND
I Not used
I Composite sync signal input
I Fan rotation control at power ON, L: Fan rotating, H: Fan stopped
– Fixed to digital GND
Connected to VCC when the FLASH is overwritten
I 32KHz oscillator input
O 32KHz oscillator output
I Reset signal input
O 10 MHz oscillator output
– Digital GND
I 10 MHz oscillator input
– Analog power 6 V
I Analog power 6 V
I V sync signal detection
I Signal input for communication request from HOSTIC
I Signal input during slicer operation
O Fixed to digital GND
O Signal output for LED dimmer pulse
I Destination input 1
O Fixed to digital GND
– Fixed to digital GND
– Fixed to digital GND
I Destination input 0
O Fixed to digital GND
– Fixed to digital GND
– Fixed to digital GND
– Fixed to digital GND
O Filter signal output 1 (For Fsc)
– Filter signal output
O Filter signal output 1 (For PDC)
– Backup power 5 V
–
– Fixed to digital GND
O Slicer operation detection H: Operating
O Data signal output (HOST / overwriting FLASH by dedicated writer)
I Data signal input (HOST / overwriting FLASH by dedicated writer)
O Clock signal output for host communication
I DVD/HDD judge signal input
O SO signal output for FLD
I Fixed to digital GND
O SCLK signal output for FLD
–
–
O Strobe signal output for FLD drive
O Power control signal output of D/DCONV for FLD H: ON, L: OFF
O Reset signal output for FLD drive H: NORMAL, L: RESET
O Chip select signal output for FLD drive
5-1
Function
RDR-GX300