Ic Pin Function - Sony STR-DE915 Service Manual

2-16. IC PIN FUNCTION

• IC103 MB90673PF-G-206-BND (MODE CONTROL)
Pin No. Pin Name
1 MBUS-V2
2 MBUS-MON
3 STATUS-OUT
4 N.C.
5 N.C.
6 N.C.
7 LED-STBY
8 LED-SURR
9 LED-TONE
10 LED-INDEX
11 Vss
12 LED-CD
13 LED-DAT/MC
14 LED-TAPE
15 LED-TV
16 LED-LD
17 LED-V3
18 LED-V2
19 LED-V1
20 RX
21 TX
22 BUSY
23 FLCLR
24 FLDAT
25 FLCLK
26 FLLAT
27 SIRCS
28 AVcc
29 AVR +
30 AVR –
31 AVss
32 ADKIN1
33 ADKIN2
34 Vss
35 ADKIN3
36 ADKIN4
37 ADKIN5
38 AD-VERSION
39 VOLUP
40 VOLDOWN
41 MD0
42 MD1
43 MD2
44 STANDBY
45 STOP
46 U-RESET
47 U-SREQ
48 U-MREQ
49 U-DATA
50 U-CLOCK
I/O
I M-BUS (VIDEO2) input.
I M-BUS (MONITOR) input.
O M-BUS status output.
— Not used.
— Not used.
— Not used.
O LED output (STANDBY).
O LED output (DPC: SUR).
O LED output (DPC: EQ).
O LED output (DPC: INDEX).
— Ground.
O LED output (CD).
O LED output (DAT/MD).
O LED output (TAPE).
O LED output (TV).
O LED output (LD).
O LED output (VIDEO3).
O LED output (VIDEO2).
O LED output (VIDEO1).
— Not used.
— Not used.
— Not used.
O FL clear output (FL tube).
O FL data output (FL tube).
O FL clock output (FL tube).
O FL latch output (FL tube).
I SIRCS remote control signal input.
— 5V.(Backup power supply)
— 5V.
— Ground.
— Ground.
I AD KEY input 1 [Open drain]
I AD KEY input 2 [Open drain]
— Ground.
I AD KEY input 3 [Open drain].
I AD KEY input 4 [Open drain].
I AD KEY input 5 [Open drain].
I AD VERSION input [Open drain].
O VOLUME UP.
O VOLUME DOWN.
I Mode setting, High (Backup power supply).
I Mode setting, High (Backup power supply).
I Mode swetting, Low.
I STOP input.
I Hardware standby, High.
O Reset signal. (Control microprocessor).
I Salve request & data. (Control microprocessor).
O Master request. (Control microprocessor).
O Master data. (Control microprocessor).
O Master clock. (Control microprocessor).
Description
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