SERVICE CALL
10 February 2005
4-16
No.
Definition
Symptom Possible
Cause
Self-diagnostic Error: Optional Font ROM
837 B
The optional font ROM returned an
error during the self-diagnostic test.
•
Font ROM defective
Verification error
838 D
The verification data of the clock
generator is read via the
communication bus.
→
The data
contradicts the normal value.
•
Defective controller board
Network I/F abnormal
850 B
The IP address is incorrect, or the
controller cannot accesses the
network due to a driver error.
•
Incorrect network setting
•
Defective controller board
IEEE1394 I/F abnormal
851 B
The IEEE1394 interface cannot be
used, due to a driver error.
•
IEEE1394 interface board defective
•
Defective controller board
Wireless card startup error
853 D
The machine starts up.
→
The
IEEE802 11b card connection board
is recognized.
→
The wireless LAN
card or bluetooth card is not
recognized.
•
Loose connection between the card and
the connection board
Wireless card access error
854 D
The machine has been reading the
data from the card.
→
The machine
loses access to the card; the wireless
LAN card or bluetooth card
connection board is still recognized.
•
Loose connection between the card and
the connection board
Wireless card error
855 D
Some illegal data is found in the card.
•
Defective card
Wireless card connection board error
856 D
An error is detected in the wireless
LAN card or bluetooth card
connection board.
•
Defective card connection board
Startup without HD connection at main power on
860 C
The hard disk is not detected. (The
hard disk is not formatted.)
•
Cable between controller and HD loose
or defective
•
HD power connector loose or defective
•
HD defective
•
Controller defective
Startup without HD detection when the power key was pressed
861 C
The hard disk is not detected.
•
Cable between controller and HD loose
or defective
•
HD power connector loose or defective
•
HD defective
•
Controller defective
