SST-PFB-SLC工控模块卡件PLC/DCS备件模块
¥6000.00
5136-DNP工控模块卡件PLC/DCS备件模块
¥6000.00
SST-ESR2-CLX-RLL工控模块卡件PLC/DCS备件模块
¥6000.00
Z7127/6217/C5/I拍前咨询价格优势库存货品
¥4000.00
F6217拍前咨询价格优势库存货品
¥4000.00
F7126拍前咨询价格优势库存货品
¥4000.00
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Fault phenomenon: in the DOS or Windows interface environment, LCD display area there are various directions of the deviation phenomenon;
Fault analysis: the same type of LED products, many manufacturers, and the parameters of each manufacturer will be slightly different, resulting in the same type of different brands of LCD display area deviation problem;
Solution: Currently, some LED products are equipped with the adjustment function, and for those LCDs that are not equipped with this function, the BIOS must be modified to eliminate such problems.
2.4 The workstation keyboard cannot be used
Fault phenomenon: open the front panel door of the case, and then plug in the standard 104 keyboard. After the boot, the film keyboard and the external standard 104 keyboard can not be used;
Failure analysis: the reason why this problem occurs is that the wire from the keyboard interface of the motherboard is not connected to the keyboard line of the keyboard control board CPUKB port;
Processing scheme: EVOC control case itself has two connection methods, one is connected in the case, the other is connected to the EPU KB port on the back of the case through the PS2 port of the motherboard. The specific method to be adopted depends on the actual situation of the maintenance personnel. As long as this line is connected, the keyboard can be used normally.
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