Monitor And Video Problems - Lenovo ThinkSystem SR665 V3 User Manual
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Also See for ThinkSystem SR665 V3:
- System configuration manual (80 pages) ,
- User manual (256 pages)
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2. Check whether any DIMM error LED is lit on the processor board and whether any memory module is
not displayed in Setup Utility. If yes, check the customer/L1 actions by following the error event
triggered in XCC or UEFI.
3. If the problem persists, replace the failing memory module with one that functions well.
• If the new memory module still functions well, it indicates that the original memory module is
damaged. In this case, replace the memory module with a good one.
• If the new memory module cannot function well, it indicates that the memory slot is damaged. In this
case, replace the processor board (trained technician only).
• There are few cases in which the memory error is relative to processors. Replace the affected
processors if the above actions does not help on customer's situation (trained technician only).
4. Run the memory module diagnostics. When you start a server and press the key according to the on-
screen instructions, the Lenovo XClarity Provisioning Manager interface is displayed by default. From
the Diagnostic page, click Run Diagnostic ➙ Memory Test ➙ Advanced Memory Test. If any memory
module fails the test, repeat steps 2 and 3.
Invalid memory population detected
If this warning message appears, complete the following steps:
Invalid memory population (unsupported DIMM population) detected. Please verify memory configuration is valid.
1. See
"Memory module installation rules and order" on page 51
population sequence is supported.
2. If the present sequence is indeed supported, see if any of the modules is displayed as "disabled" in
Setup Utility.
3. Reseat the module that is displayed as "disabled," and reboot the system.
4. If the problem persists, replace the memory module.
DIMM PFA issue
1. Update the UEFI and XCC firmware to the latest version.
2. Reseat the failing memory modules.
3. Swap processors and make sure that there are no damages to processor socket pins.
4. (Train service only) Ensure there is no abnormal material in any memory module slot.
5. Run the memory module diagnostics. When you start a server and press the key according to the on-
screen instructions, the Lenovo XClarity Provisioning Manager interface is displayed by default. You can
perform memory diagnostics from this interface. From the Diagnostic page, click Run Diagnostic ➙
Memory Test ➙ Advanced Memory Test.
6. Replace the memory modules that fail Memory Test.
Monitor and video problems
Use this information to solve problems related to a monitor or video.
•
"Incorrect characters are displayed" on page 503
•
"Screen is blank" on page 503
•
"Screen goes blank when you start some application programs" on page 503
•
"The monitor has screen jitter, or the screen image is wavy, unreadable, rolling, or distorted" on page 503
•
"The wrong characters appear on the screen" on page 504
•
"Monitor display fails when connected to the VGA connector of the server" on page 504
ThinkSystem SR665 V3 User Guide
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to make sure the present memory module
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