HP 382 - Page 114

FINAL TRIM SIZE : 7.5 in x 9.0 in
7
Table
7-4.
Diagnostic
LED
Displa
y
During
Boot
(continued)
LED
Displa
y
(During
Bo
ot)
Status Remedy




IODC test
RAM under
test.








Console
failure.
Replace
CPU
b
oard.






F
ailed Bo
ot R
OM
c
hec
ksum.
Replace
CPU b
oard.








Preloading
memory
for
main
test.








T
esting
memory
.








Insucien
t
memory
.
Replace
slot
0
and
1
memory mo
dule.





R
OM system
failure.
Replace
ROM
system.








Bo
ot
error.
Replace
CPU
b
oard.







Operating
system
tried
to
load
at
to
o
high
memory
address.
Try
b
o
oting
again,
or
replace
CPU
or
68040
IC.








Not
enough
memory
to
load
op
erating
system.
Add
more
memory
.








F
ailure
during
system
scan.







4
msec. timer
problem.
Replace
CPU b
oard.






EEPR
OM
malformed.





F
ailure of
HP-HIL circuit.
Replace
CPU b
oard.







F
ailure
of
HP-IB
circuit.
Replace
CPU
b
oard.








F
ailure
of
DMA
circuit.
Replace
CPU
b
oard.








F
ailure
of
DIO-I
in
terface
at
select
co
de
iden
tied
b
y
v
e
lo
west
LEDs.
Replace
CPU
b
oard.
7-6 Dealing with Problems