MiTAC 8050D Benutzerhandbuch
8050
8050
D N/B Maintenance
D N/B Maintenance
114
Memory Test Error
Test
OK?
Replace the faulty
SDRAM module.
SDRAM module.
Yes
No
Parts:
Signals:
1.If your system installed with expansion
SO-DIMM module then check them for
proper installation.
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.
running at 100MHZ then make
sure that SO-DIMM module
meet require of DDR 333.
Replace the faulty
SDRAM module.
SDRAM module.
No
Yes
MD[0..63]
SMBCLK
SMBDATA
DQS[0..7]
DM[0..7]
MCB[0..7]
MA0
MA3
MA[6..12]
WE#
CAS#
RAS#
BA[0,1]
NB_DM8
NB_DQS8
CLK_DDR[0..5]
CLK_DDR[0..5]#
SMBCLK
SMBDATA
DQS[0..7]
DM[0..7]
MCB[0..7]
MA0
MA3
MA[6..12]
WE#
CAS#
RAS#
BA[0,1]
NB_DM8
NB_DQS8
CLK_DDR[0..5]
CLK_DDR[0..5]#
Board-level
Troubleshooting
Replace
Motherboard
U714
J711
J712
U712
R979
R1040
R1030
R1031
R1011
R1016
R948
R949
R950
R955
R340
C337
C346
J711
J712
U712
R979
R1040
R1030
R1031
R1011
R1016
R948
R949
R950
R955
R340
C337
C346
Check following parts and signals
8.5 Memory Test Error
Either on board or extend SDRAM is failure or system hangs up.
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