Black Box PC124C Installation Manual page 74

Table 8--1 (continued). Problem-Resolution Guide.
Problem or Message
Line sync LED blinks
on and off
Printer loses host
communication
(drops off line)
Right margin is cut off
LASER CARDS FOR HP 4000 TWINAX AND COAX PRINTERS
Probable Cause
Damaged or improper
cabling
Twinax cable improperly
terminated
Address conflict with
another twinax device
on this cable
Damaged or improper
host cables
Printer fault, such as
paper out, paper jam,
etc.
Improper or damaged
cabling
Page width in word
processing program
is not wide enough
Page width is too wide
Action
Check host cabling for
damage or improper
connection
Make sure the prior device is
not terminated (some PC
emulation cards may terminate
mid-line)
Make sure no other device on
this cable has the same
address
Check twinax cabling for
damage or improper
connection
Make sure the printer has
paper, is clear of jams, etc.
Check host cabling for
improper connections or
connections or damage
Change to a wider page
Select a narrower page
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