8677 8677 N/B MAINTENANCEN/B MAINTENANCE
8.6 Memory Test Error
Symptom:
Either on board or extend DDR RAM is failure or system hangs up.
Memory Test Error
1.If your system installed with expansion
DIMM module then check them for proper Check
installation.U7,U8,U9,U10Yes
2.Make sure that your DIMM sockets are OK.U511,U512,U513,U514Re-soldering
Board-level
3.Then try another known good DIMM For any cold
Troubleshooting
modules.solder?
No
Yes
TestReplace the faulty
OK?DRAM module.
One of the following components or signals on the motherboard
Nomay be defective ,Use an oscilloscope to check the signals or
replace the parts one at A time and test after each replacement.
Parts:Signals:
If your system host bus clock running at
133MHZ then make sure that DIMM U503RP11WE#BS0
Replace
U516RAS#BS1
module meet require of PC 133.MotherboardRP12
U508RP13CAS#CKE0
U510RP14CS#0CKE1
J509RP15CS#1CKE2
RP4RP16CS#2CKE3
YesRP6RP17CS#3SMBCLK
TestReplace the faulty
RP7DQM[0:7]SMBDATA
Ok?DDR RAM module.RP8DQS [0:7]
RP9MD [0:63]
No
RP10MA# [0:12]
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