AB 1772-LV 
	
	How to replace malfunctioningmemory units and restore the drivesystem to full operation:Section Replacement of hard disk or IDE Flash moduleand cable in comuter unit DSQC623 on page268orReplacement of Compact Flash memory incomputer unit DSQC639 on page 272SectionReplacement of motherboard in computer unitDSQC623 on page 230orReplacement of motherboardincomputer unit DSQC639 on page 235.Section Replacement of DDR SDRAM memory onmotherboard in computer unit DSQC639 on page 240Note that the DRAM modules on the Computer unitDSQC623 motherboard cannot be replacedseparately! Replacing the DRAM modules entailsreplacing the complete motherboard!
	  
	More information,call Veronica to get:
Tel:0086 18106957056
Email: veronica@nseauto.com
Whatsapp: 0086 18106957056 
	
 
	                                                                                                                  1772-LV 
	    1.1772-LV We promise to offer most competitive price with 100% new and factory original products.
    2.We have plenty products in stock.
    3.We`re expert in industrial automation systems,so technical supports are available.
    4. Meanwhile all products are 12 months warranty after receiving parcels. 
    5.We definitely try our best to avoid any quality problems.But just in case,
If there are some workmanship or material defects with the products, please contact us firstly, we will exchange it or offer other solutions for you to make a choice.
	
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