Sony TAM-R2ES Service Manual page 15

• IC Pin Function Description
AMP BOARD IC400 MB89537APFM-G-662-BNDE1 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 NC
2 MOD2
3 A/D0
4 A/D1
5 VOL A/D L
6 VOL A/D R
7 NC
8 NC
9 NC
10 NC
11 AVCC
12 AVR
13 AVSS
14 IR SIGNAL IN
15 AUDIO SENSE
16 STOP
17 NC
18 NC
19 RST
20 MOD0
21 MOD1
22 X0
23 X1
24 VSS
25 PROTECTOR
26 NC
27 NC
28 NC
29 P23
30 PPG02
31 VOL STB
32 NC
33 IR MODE
34 AUDIO MODE
35 12V MODE
36 NC
37 LED2
38 LED1
39 LED0
40 P10
41 12V TRIG IN
42 12V TRIG OUT
43 POWER RELAY
44 SPK RELAY
45 NC
46 SDA
47 SCL
I/O
– Not used
– USB programming setting
I A/D KEY1 from the TACT SW
I A/D KEY2 from the TACT SW
I VOL A/D L input from the VR PWB
I VOL A/D R input from the VR PWB
– Not used
– Not used
– Not used
– Not used
– Power supply terminal (+3.3V)
– Connect to AVCC
– Ground terminal
I IR signal input from the IC402
I AUDIO sensing
I AC off detection input terminal
– Pull down terminal
– Pull down terminal
O Reset signal output
I USB programming setting terminal
I USB programming setting terminal
O Crystal pin (OUT)
I Crystal pin (IN)
– Ground terminal
I Protector signal input terminal
– Not used
– Not used
– Not used
– Pull down ground terminal
– Pull up Vcc terminal
O Output signal to the IC405
– Not used
I To Auto power selector sw
I To Auto power selector sw
I To Auto power selector sw
– Not used
O LED control signal output
O LED control signal output
O LED control signal output
– USB programming setting terminal
I 12V trigger input detection
O 12V trigger output control
O Power relay control terminal
O Speaker relay control terminal
– Not used
I/O EEPROM DATA
O EEPROM CLOCK
Description
TA-MR2ES
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