Sony TA-SB500WR2 Service Manual page 21

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• IC Pin Function Description
DIAT AMP BOARD IC107 MB89537APFM-G-1077E1 (SURROUND AMP CONTROLLER)
Pin No.
Pin Name
1
DAMP FSDLY
2
MOD2
3, 4
-
5 SL/SR REV
6
PWR_PWM_CONT
7 to 10
-
11
AVCC
12 AVR
13
AVSS
14
DTVALID
15
CSOD
16
-
17 AC CUT
18
-
19
/RESET
20, 21
MOD0, MOD1
22
X0
23 X1
24
VSS
TE
L 13942296513
25
-
26
XRST_INIT
27, 28 -
29
P23
30
P22
31
-
32
DAMP PWM MODE
33
DAMP_PGMUTE
34
DAMP_SOFTMUTE
35
DAMP_NSPMUTE
36
-
37
DRIVER_RST
38 DRIVER_OCP
39
-
40
-
41
LED_GREEN
42 LED_RED
43 to 47
-
48
SCMODE
www
49
-
50
XSCEN
51 DIAT_SCLK .
52
DIAT_SWDT
53
DIAT_SRDT
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I/O
I
Clock delay switch input terminal Fixed at "L" in this set
I
Setting terminal for the CPU operation mode Fixed at "L" in this set
O
Not used
I Setting terminal for the SL/SR reverse function Fixed at "H" in this set
I
Setting terminal for the power control (fix/variable) Fixed at "L" in this set
O
Not used
-
Power supply terminal (+3.3V) (for A/D converter)
I Reference voltage (+3.3V) input terminal (for A/D converter)
-
Ground terminal (for A/D converter)
I
Data valid flag input from the RF demodulator "L": invalid, "H": valid
I
Captor start delay signal input from the RF demodulator "H" active
I
Not used
I
AC cut detection signal input terminal "L": AC cut
I
Not used
Reset signal input terminal "L": reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
I
CPU operation mode setting signal input terminal
I
Main system clock input terminal (8 MHz)
O Main system clock output terminal (8 MHz)
-
Ground terminal
O
Not used
O
Reset signal output to the RF demodulator and stream processor "L": reset
O Not used
I
Setting terminal for the CPU operation mode Fixed at "L" in this set
I
Setting terminal for the CPU operation mode Fixed at "H" in this set
O
Not used
I Setting terminal for the PWM mode output switch Fixed at "H" in this set
O
PG muting on/off control signal output to the stream processor "L": muting on
O
Soft muting on/off control signal output to the stream processor "L": muting on
O
NSP muting on/off control signal output to the stream processor "L": muting on
O
Not used
O
Reset signal output to the power driver "L": reset
I Shut down state input from the power driver "L": shut down
I
Not used
I
Setting terminal for the CPU operation mode Fixed at "H" in this set
O
LED drive signal output of the ON LINE indicator "H": LED on
O LED drive signal output of the POWER indicator "H": LED on
O
Not used
Control mode selection signal output to the RF demodulator
O
"L": pin setting, "H": serial setting
-
Not used
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O
Serial interface enable signal output to the RF demodulator
i O Serial interface data clock signal output to the RF demodulator
O
Serial interface data write signal output to the RF demodulator
I
Serial interface data read signal input from the RF demodulator
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2 9
8
Description
Q Q
3 6 7 1 3 1 5
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TA-SB500WR2
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9
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