Ic Pin Function Description; It Control Ic (Ic603: M306H5Mg-A13Fp, M306H5Mc-C33Fp, M306H5Fgfp (Av-103 Board)) - Sony RDR-HX520 Service Manual
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5-1. IT CONTROL IC
(IC603: M306H5MG-A13FP, M306H5MC-C33FP, M306H5FGFP (AV-103 BOARD))
Pin No.
Pin Name
1
ONDO
2
SIRCSIN
3
AVLINK-IN
4
FLD_DATA
5
FLD_IN
6
FLD_CLK
7
BYTE
8
CNVSS
9
XCIN
10
XCOUT
11
_RESET
12
XOUT
13
VSS
14
15
VCC1
16
_NMI
17
INT_RTC
18
_IT_REQ
19
SLICE
20
IT_XRST
21
DIMMER
22
JUST_CLK_2
TE
L 13942296513
23
RISM_STATUS2
24
25
26
27
AVLINK-OUT
28
TU_SCL_1
29
TU_SDA_1
30
VSS2
31
32
33
34
VDD2
35
TEST1
36
37
SLICEON
38
IT_SOUT
39
IT_SIN
40
IT_SCLK
41
MONITOR
42
TXD
43
RXD
44
RISM_STATUS3
www
45
RISM_STATUS1
46
CLKOUT
47
PCONT
48
FAN_DET
.
49
FAN_ONOFF
50
FAN_SPEED
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IC PIN FUNCTION DESCRIPTION
I/O
I
Detection of board temperature
I
Input of remote control signal
I
Input of AV LINK scart signal
O
Output of FLD data signal
I
Fixed at "L"
O
Output of FLD clock signal
I
Fixed at "L"
I
Connected to GND when the flash is overwritten is VCC
I
Input of sub-clock signal (32.768KHz)
O
Not used
I
Input of system reset signal input
O
Output of main-clock signal (10MHz)
—
Digital GND
XIN
I
Input of main-clock signal (10MHz)
—
Power supply input (Digital 5.0V)
I
Fixed at "H"
I
Input of RTC INT signal from Real Time Clock
I
Input of communication request signal with system controller
I
Input of slicer operation detection from 37 pin
O
Output communication reset signal with RISM 3
O
Output of LED power supply switch
O
Not used
O
Output of communication status 2 signal with system controller
P75
O
Not used
P74
O
Not used
P73
O
Not used
O
Output of AV LINK signal
O
Output of IIC clock signal
O
Input/output IIC data signal
—
Analog GND
LP2
O
Output of filter signal 2 (for Fsc)
LP3
O
Output of filter signal 3 (forVPS)
LP4
O
Output of filter signal 4 (for PDC)
—
Power supply input (Analog 5V)
—
Fixed at "L"
M1
—
Fixed at "L"
O
Output of slicer operation detection
O
Output of serial TXD 1 signal with system controller
I
Input of serial RXD 1 signal with system controller
O
Output of serial CLK 1 signal with system controller
I
Input of RTS signal with system controller
O
O
O
Not used
I
Input of communication status 1 signal with system controller
—
Digital GND
x
ao
y
O
Output of switch system power control signal
I
Input of fan stopping detect signal
i
O
Output of fan on/off signal ("H":fan on)
O
Output of fan direction speed switching signal ("H":high speed)
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SECTION 5
8
Q Q
3
6 7
1 3
u163
.
5-1
RDR-HX520/HX525/HX720/HX722/
HX725/HX727/HX920/HX925
2 9
9 4
2 8
Function
1 5
0 5
8
2 9
9 4
m
co
9 9
2 8
9 9
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