Sony SA-TS22W Service Manual page 16

SA-TS22W
• IC Pin Function Description
• DIAT AMP BOARD IC107 MB89537APFM-G-565-BNDE1 (SURROUND AMP CONTROLLER)
Pin No. Pin Name
1 NC
2 MOD2
3, 4 NC
5 MODEL
6 SIMUKE
7 to 10 NC
11 AVCC
12 AVR
13 AVSS
14 DTVAILD
15 CSOD
16 NC
17 AC CUT
18 NC
19 RESET
20, 21 MD0, MD1
22 X0
23 X1
24 VSS
25 FS2_EX
26 XRST_INIT
27, 28 NC
29 P23
30 P22
31, 32 NC
33 DAMP_PGMUTE
34 DAMP_SOFTMUTE
35 DAMP_NSPMUTE
36 NC
37 DRIVE_RST
38 DRIVE_OCP
39 DRIVE_OTW
40 P10
41 LED_RED
42 LED_GRN
43 to 47 NC
48 SCMODE
49 NC
50 XSCEN
51 DIAT_SCLK
52 DIAT_SWDT
53 DIAT_SRDT
54 NC
55 T_SENSE
16
I/O
O Not used
I Setting terminal for the CPU operation mode
O Not used
I Setting terminal for the model
I Setting terminal for the destination
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
I Captor start delay signal input from the RF demodulator
I Not used
I AC cut detection signal input terminal
I Not used
Reset signal input terminal
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
I Not used
O Reset signal output to the RF demodulator and stream processor
O Not used
I Setting terminal for the CPU operation mode
I Setting terminal for the CPU operation mode
O Not used
O PG muting on/off control signal output to the stream processor
O Soft muting on/off control signal output to the stream processor
O NSP muting on/off control signal output to the stream processor
O Not used
O Reset signal output to the power driver
I Shut down state input from the power driver
I Overtemperature warning signal input terminal
I Setting terminal for the CPU operation mode
O LED drive signal output of the POWER indicator
O LED drive signal output of the ON LINE indicator
O Not used
Control mode selection signal output to the RF demodulator
O
"L": pin setting, "H": serial setting"
— Not used
O Serial interface enable signal output to the RF demodulator
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
O Not used
O Not used
Description
Fixed at "L" in this set
"L": invalid, "H": valid
"L": AC cut
"L": reset
Fixed at "L" in this set
Fixed at "H" in this set
"L": reset
"L": shut down
Not used
Fixed at "H" in this set
"H": LED on
"H": LED on
"H" active
"L": reset
"L": muting on
"L": muting on
"L": muting on