Sony TA-MR2ES - 2 Channel Amplifier, Руководство по обслуживанию

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