Ic Pin Function Description - Sony Glasstron Lite PLM-A35E Service Manual

4-16. IC PIN FUNCTION DESCRIPTION

• YM-A01 BOARD IC301 MB89082PFV-G-118-BND (SYSTEM CONTROLLER)
Pin No. Pin Name
TEST MODE 0
1
2 TEST MODE 1
3 X0
4 X1
5 VSS
6 RESET
7 P00
8 USER LOCK
9 P02
10 AUDIO MUTE
11 VIDEO MUTE
12 P05
13 3D MODE
14 LANC POWER ON
CHECK CROSS
15
P11
16
CV/S
17
EXT VIDEO
18
P14, P15
19, 20
POWER SW
21
P17
22
SYS RST
23
POWER LED
24
25 P22
26 CLK 10M/32K
27 AVLS ON
28 BL ON
P26, P27
29, 30
BATT IN
31
PBV
32
DC IN MON
33
34 to 37 P33 to P36
38 CS CAM
V SYNC
39
H SYNC
40
VOW 0
41
P43 to P45
42 to 44
45 XDI
XDO
46
VCC
47
SEG15 to SEG08
48 to 55
I/O
I
Setting terminal for the test mode (Normally: fixed at "L")
I Setting terminal for the test mode (Normally: fixed at "L")
I
Main system clock input terminal (10MHz)
O
Main system clock output terminal (10MHz)
—
Ground terminal
System reset signal input from the reset signal generator (IC304) "L"" reset
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
—
Not used (open)
I USER LOCK switch (S301) input terminal "H": user lock on
—
Not used (open)
O
Audio line muting control signal output terminal "H": muting on
O
Video muting control signal output terminal "H": muting on
—
Not used (open)
3D mode selection signal output terminal "L": 3D mode "H": normal mode
O
Not used (open)
I Power supply control input of the LANC "L": power on Not used (open)
I
START/BATT CHECK switch (S102) input terminal
—
Not used (open)
I
Connection detect signal input of the S video in jack (J401) "L": connection
O
External video signal output to the video select switch (IC401, 402)
—
Not used (open)
ON/OFF (power) switch (S101) input terminal (toggle input)
I
"L" is input when power is turned on/off
—
Not used (open)
O
Reset signal output ternimal "L": reset Not used (open)
O
LED drive signal output of the POWER indicator (D104) "H": LED on
—
Not used (open)
I
Selection input of the clock frequency "L": 32 kHz, "H": 10 MHz Not used (open)
AVLS (Automatic Volume Limiter System) control signal output terminal "H": AVLS on
O
Not used (open)
Back light unit on/off control signal output to the DC/DC converter (IC101)
O
"H": back light on
—
Not used (open)
I
Power failure detection input terminal
I
Vertical sync reference signal input terminal
I
DC IN detection input terminal "L": DC present
—
Not used (open)
O Chip select signal output terminal Not used (open)
I
Verticalsync signal input terminal
I
Horizontal sync signal input terminal
O
VOW signal output terminal
—
Not used (open)
I Clock signal input terminal
O
Clock signal output terminal
—
Power supply terminal (+5V)
O
LCD segment drive signal output terminal Not used (open)
Description
4-41
Confidential
PLM-A35E (AEP)