Replacement Of Ddr Sdram Memory On Motherboardin Computer Unit Dsqc639 - ABB IRC5 Product Manual

4.10. Replacement of DDR SDRAM memory on motherboardin computer unit DSQC639

4.10. Replacement of DDR SDRAM memory on motherboardin computer unit
DSQC639
Location
The following illustration shows the location of the DDR SDRAM memory.
xx0600003031
A
Required equipment
Equipment
Computer unit DSQC639
DDR SDRAM 256MB
Standard toolkit
Other tools and procedures may be required.
See references to these procedures in the step-
by-step instructions below.
Circuit diagram
3HAC021313-001 Revision: P
4 Repair activities, controller IRC5
DDR SDRAM memory
Note
DSQC 639
See Computer unit DSQC 639 parts on
page 305.
See Computer unit DSQC 639 parts on
page 305.
The contents are defined in section
Standard toolkit, IRC5 on page
These procedures include references to
the tools required.
See Circuit Diagram on page 319
Continues on next page
299.
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