NEC VT440 Service Manual page 76

3-5 List of I 2 C control ICs (Output block)
Item name
M62398FP
3-6 Interface with the LC panel
SVGA panel
PORES/GES/BES
Pin No. Signal name
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Circuit symbol Function
IC5103/IC6103 Serial D/A
POREX/GEX/BEX
Pin No.
DY 1
CLY 2
CLY 3
VDDY 4
NRG 5
DIRY 6
LCCOM 7
ENB1 8
ENB2 9
DIRX 10
CLX 11
CLX 12
DX 13
VDDX 14
NC 15
NC 16
VSSX 17
VID1 18
VID2 19
VID3 20
VID4 21
VID5 22
VID6 23
VSSX 24
LCCOM 25
NRS1 26
NRS2 27
VSSY 28
VSSY 29
DY 30
Slave address
92H
XGA panel
Signal name
DY
CLY
CLY
NRG
VDDY
VDDX
CLX
CLX
DX
ENB2
ENB1
DIRX
VSSX
VID1
VID2
VID3
VID4
VID5
VID6
VID7
VID8
VID9
VID10
VID11
VID12
NRS
LCOOM
DY
DIRY
VSSY
CIRCUIT DESCRIPTION
Remarks
Output video level adjustment,
flicker adjustment
6-3