Ic Pin Function Description - Sony STR-DA30ES Service Manual

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4-27. IC PIN FUNCTION DESCRIPTION

IC102 MB90553PF-G-121-BND (DISPLAY BOARD)
Pin No. Pin Name
1
LED V VIDEO2
2 LED A VIDEO3
3 LED V VIDEO3
4 LED A DVD/LD
5 LED V DVD/LD
6 LED A TV/DBS
7 LED V TV/DBS
8 LED TAPE
9 LED MD/DAT
10 LED CD
11 VSS
12 LED TUNER
13 LED PHONO
14 LED SURR
15 LED EQ
16 LED INDEX
17 LED S.F ON/OFF
18 LED MUTING
19 FLASH DO
20 FLASH D1
21 FL CLK
TE
L 13942296513
22 FL DATA
23 VCC
24
FL LAT
25 FL CLEAR
26 SIRCS IN
27 C
28 —
29 —
30 —
31 —
32
—
33 —
34 AVCC
35 AVRH
36 AVRL
37 AVSS
38 AD KEY IN 1
39 AD KEY IN 2
40 AD KEY IN 3
41 AD KEY IN 4
42 VSS
43 AD KEY IN 5
44 AD KEY IN 6
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45 AD VERSION 1
46 AD VERSION 2
47 STOP
.
48
—
49 MD0
50 MD1
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I/O
O VIDEO 2 visual display data output to LED
O VIDEO 3 audio display data output to LED
O VIDEO 3 visual display data output to LED
O DVD/LD audio display data output to LED
O DVD/LD visual display data output to LED
O TV/DBS audio display data output to LED
O TV/DBS visual display data output to LED
O TAPE display data output to LED
O MD/DAT display data output to LED
O CD display data output to LED
— Ground (Connected to ground)
O TUNER display data output to LED
O PHONO display data output to LED
O CURSOR MODE SURROUND display data output to LED
O CURSOR MODE EQ display data output to LED
O CURSOR MODE INDEX display data output to LED
O SOUND FIELD ON/OFF display data output to LED
O MUTING display data output to LED
O FLASH DATA output
I FLASH DATA input
O Clock output to fluorescent display tube
O Data output to fluorescent display tube
— Power supply +5 V
O Fluorescent latch
O Fluorescent clear
I SIRCS input
— External power regulator capacitor 0.1 is connected to this terminal
— Not used (Connected to ground)
— Not used (Connected to ground)
— Not used (Connected to ground)
— Not used (Connected to ground)
— Not used (Connected to ground)
— Not used (Connected to ground)
— Analog power supply +5 V
— AVRH (Connected to Analog power supply +5 V)
— AVRL (Connected to ground)
— Ground (Connected to ground)
I Key input 1
I Key input 2
I Key input 3
I Key input 4
— Ground (Connected to ground)
I Key input 5
I Key input 6
I Version input 1
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I Version input 2
I Stop input
i
— Not used (Connected to ground)
I MD 0
I MD 1
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2 9
8
Description
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