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8399
N/B Maintenance
N/B Maintenance
110
Memory Test Error
Test
OK?
Replace the faulty
SDRAM module.
Yes
No
Parts: Signals:
1.If your system installed with expansion
SO-DIMM module then check them for
proper installation.
2.Make sure that your SO-DIMM sockets
are OK.
3.Then try another known good SO-DIMM
modules.
If your system host bus clock
running at 100MHZ then make
sure that SO-DIMM module
meet require of DDR 333.
Replace the faulty
SDRAM module.
No
Yes
+3V
+1.25VTT
+2.5VS_DDR
+1.25VSREF_MEM
CPU_MD[0..63]
CPU_DQS[0..7]
CPU_DQM[0..7]
MEMADD_A/B[0..13]
DDR_BAA/B[0,1]
DDR_RASA/B[0,1]
DDR_WEA/B[0,1]
CPU_CS[0..3]#
CPU_CKEA/B
CPU_CS[0..3]#
DDRCLK[0,1,4..7]
DDRCLK[0,1,4..7]#
SMBCLK_DDR
SMBDATA_DDR
Board-level
Troubleshooting
Replace
Motherboard
U6
U20
U14
J16
J17
Q35
Q37
R324
R346
R329
R344
RP19
.
.
.
RP33
Check following parts and signals
Either on board or extend SDRAM is failure or system hangs up.
8.6 Memory Test Error(1)
MiTac Secret
Confidential Document