ViewSonic Vg930m3 Service Manual

							
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PIN NO. FOR RSDS    9   8   7   6   5   4   3   2   1  
PANEL SPEC  
24V   12V   ADJ   On/Off     5V     GND   -8V 
PIN NO. FOR LVDS   NC   NC   6   5   4   3   2   1   NC 
PANEL SPEC  
NC   NC   ADJ   On/Off     5V     GND   NC 
 
 
„   OUTPUT VOLTAGE RISE TIME    AC INPUT 90 Vac ~264Vac, 
						

							
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Input Voltage(V)    Output(V)   Output Current limits (A)   
 
+24  
						

							
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 4.4 EDID Data 
[DDC#1] 
00 FF FF FF FF FF FF 00 5A 63 1E 99 01 01 01 01 
01 10 01 03 80 26 1E 78 2E C5 56 A4 54 4A 9D 24 
14 4F 54 BF EF 80 81 80 81 40 71 4F 31 0A 01 01 
01 01 01 01 01 01 30 2A 00 98 51 00 2A 40 30 70 
13 00 78 2D 11 00 00 1E 00 00 00 FF 00 51 43 32 
30 36 30 31 30 30 30 30 31 0A 00 00 00 FD 00 32 
4B 1E 52 0E 00 0A 20 20 20 20 20 20 00 00 00 FC 
00 56 47 39 33 30 6D 2D 33 0A 20 20 20 20 00 3E 
[DDC#1] 
00 FF FF FF FF FF FF 00 5A 63 1E 99 01 01 01 01 
01 10 01 03 0E 26 1E 78 2E C5 56 A4 54 4A 9D 24 
14 4F 54 BF EF 80 81 80 81 40 71 4F 01 01 01 01 
01 01 01 01 01 01 30 2A 00 98 51 00 2A 40 30 70 
13 00 78 2D 11 00 00 1E 00 00 00 FF 00 51 43 32 
30 36 30 31 30 30 30 30 31 0A 00 00 00 FD 00 32 
4B 1E 52 0E 00 0A 20 20 20 20 20 20 00 00 00 FC 
00 56 47 39 33 30 6D 2D 33 0A 20 20 20 20 00 E9 
 
4.5 Interface 
4.5.1Pin Assignment 
D-SUB connector:CN2 
 
Pin Input Signal Pin Input Signal Pin Input Signal 
1 Red video  6 Red Video Ground  11 Open 
2  GreenVideo/Sync on Green  7  Green Video Ground  12  Data line (SDA)* 
3 Blue Video  8 Blue Video Ground  13 H-Sync 
4 Ground 9 +5V (for cable detect)  14 V-Sync 
5  Ground  10 Connector detector  15 Clock line (SCL)* 
*Compliant to VESA DDC. 
 
4.5.2Audio Input (line-in) 
Item Specifications 
Input Voltage  1 Vrms 
Output Power 1 W dual channel output 
  
						

							
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5. Adjusting Procedure   
Setup Procedure.   
 
 
  
						

							
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Installation will create a icon for ISP application in “START MENU”\PROGRAM   
 
Press “finish” button exit setup 
  
						

							
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Firmware Update Procedure
  
  17. 1 The monitor’s firmware update for VG930 have two method.   
 
  1.1. Download the MCU IC by the fire ma chine. This procedure is finished in SMT . 
  1.2. ISP Method. When the monitor’s BI OS isn’t exist or firmware isn’t final program, this method Is worked by 
ISP Cord with monitor 
 
 
17.2.1 Equipment Needed 
  
  - USB cable for print port *1 
 - VGA cable*1 
  - LPT cable (25pin)*1 
 - AC power cable*1 
  - ISP fire cord ( the fixture is made in TE ) for firmware upgrade*1 
  - Power adapter for firmware upgrade (this adapter is made in TE)*1 
  - A computer with WindowsXP 
  - VG930 monitor ( no firmware) 
  - a additional monitor for system display 
  - ISP & ISP3.0 program 
 
 
2. VG930 monitor upgrade firmware by ISP Cord.   
 
NOTE: 
The fixture for firmware upgrade  provide two different method to fire. Please check you monitor’s 
Main board, refer to MCU-RSIC  type and choose the method. 
Below form appear the relation between  the method and the MCU-RSIC type 
 
METHOD MCU  ASIC  JUMPER  
A  MYSON  M-STAR & NOVATEK  PIN2-3 CLOSED 
B OTHER REALTEK  PIN1-2 CLOSED 
  
						

							
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LPT Cable  AC power Cable
VGA Cable
USB FOR PRINT 
ISP3.0 SOFT 
TEST PC  Fixture ISP_CORD Fixture POWER_ADAPTER 
LPT PORT 
						

							
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17.2.4. Firmware Upgrade Procedure 
 
 Step17.2.4.1 connect all kinds of cable with PC ok, tu rn on the computer and open the ISP.EXE   
 
 
Step17.2.4.2  The “ISP.EXE” application is running  as the below picture. Press the “create security file” Button 
to create a security file 
 
 
 
Isp.exe 
						

							
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Step17.2.4.3 In this dialog box. at first , key in or pr ess the “up toward” key to change the command number to 
4. second, key “94,94,AC,CA,53”in the ISP slave ad d. Slave b add. Command1.Command2. command3.table, 
the below form showed the data list 
 
 
Setp17.2.4.4  Select MTV Type in the “MTV type”  list . VG930 monitor must be choose the 
“MTV512M64”option