Emerson ATCA-7150 Power Supply User Manual


 
Troubleshooting
ATCA-7150 and RTM-ATCA-7150 Getting Started (6806800G42B)
114
3B Test for total memory installed in the
system. Also, Check for the Delete or
ESC key to limit memory test. Display
total memory in the system.
1. Restart the ATCA-7150.
2. Replace the ATCA-7150.
3C Initialize Mid POST chipset registers.
40 Detect different devices (such as parallel
ports, serial ports, and coprocessor in
CPU) successfully installed in the system
and update the BDA, EBDA, and so on.
50 Program the memory hole or any kind
of implementation that needs an
adjustment in system RAM size if
needed.
52 Update CMOS RAM memory size from
the memory found in memory test.
Allocate memory for the extended BIOS
data area from base memory.
60 Initialize NumLock status and program
the keyboard typematic rate.
75 Initialize Int-13 and prepare for IPL
detection.
78 Initialize IPL devices controlled by BIOS
and optional ROMs.
7A Initialize remaining optional ROMs. 1. Restart the ATCA-7150.
2. Upgrade the BIOS and restart the
ATCA-7150.
3. Replace the ATCA-7150.
7C Generate and write contents of ESCD in
NVRam.
1. Restart the ATCA-7150.
2. Check whether the BIOS write
protection is enabled. If it is
enabled, disable it and restart the
ATCA-7150.
3. Replace the ATCA-7150.
84 Record errors encountered during POST. 1. Restart the ATCA-7150.
2. Replace the ATCA-7150.
Table A-1 POST code checkpoints (continued)
Checkpoint Description Solution