NEC MultiSync FE700 Serviceanleitung Seite 105

1-5. Error messages
• IIC Communication Error
Communication disabled
• EDID Check Sum Error
Entry of false EDID
• DDC1 Does Not Find Head Data
DDC1 Communication disabled
• DDC2 Does Not Find Head Data
DDC2 Communication disabled
1-6. EDID data file
The EDID data file text is shown below. When you write or inspect EDID for this monitor,
the following table can be used.
File name : FE700VE.TXT
EDID-149 0
00
10
20
30
40
50
60
70
*1 : address 10h
*2 : address 11h
*3 : address 71h ~ 7Dh
*4 : address 7Fh
BUS
ACTIVITY
MASTER
SDA(DATA)
12pin
BUS ACTIVITY
1 2 3 4
00 FF FF FF FF FF FF 00 38 A3 72 42 01 01 01 01
*1) *2) 01 02 0C 21 18 78 EA 20 78 A0 56 48 9A 26
12 48 4C FF FE 80 31 59 45 59 61 59 71 4F 81 40
81 80 01 01 01 01 EA 24 00 60 41 00 28 30 30 60
13 00 3B EC 10 00 00 1E 00 00 00 FD 00 37 78 1F
46 0C 00 0A 20 20 20 20 20 20 00 00 00 FC 00 4E
45 43 20 46 45 37 30 30 0A 20 20 20 00 00 00 FF
00 *3) *3) *3) *3) *3) *3) *3) *3) *3) *3) *3) *3) *3)
Table 1-6. Data list
Manufactured month x 4
Manufactured year - 1990
Input serial number (ASCII code)
Add 0Ah after serial number.
Add 20th remaining address.
Checksum. The sum of entire 128byte shall be equal to 00h.
S
T
A
CONTROL
R
BYTE
T
S
Diagram 1-6 Timing chart of DDC2B
6- 4
5 6 7 8 9
WORD
DATA
ADDRESS
A A
C C
K K
A B C D E
00
S
T
O
P
P
A
C
K
F
*4)