Dell Latitude D Series Training page 33

NOTE: If t the system di
the modu ule/s in the po ossible permu
available. Additionally,
the memo ory is comple
informatio on received.
system ca an detect the
failures. T These tests, w while they ma
more imp portantly, ens
Troubles shooting Ext ternal Device
To trouble eshoot extern
1. Powe er the system
2. Disco nnect the pow
3. Remo ove external d devices.
4. Remo ove CRUs.
5. Check k the connect tor on a suspe
6. Check k the socket, s
7. Check k that the scre
8. Test t the system.
9. Add t he CRUs and
External d devices may i
mini‐PC ca ards, memory
so be sure e to check the
parts.
Always po ower the syst
33 | P a g g e
OFF-ON-OF F
splays a mem mory‐related d
utations or th
, if the failure e mode is 0‐1‐
tely removed d. This will val
For example, if the error c
correct cond ition without
y appear to b
ure that the c correct parts
es and CRUs
nal devices an nd CRUs, perf
off.
wer.
ect CRU for d
slot or bay to o which the CR
ews on the ba ase of the sys
devices back k one at a tim
nclude printe ers, scanners,
y modules, ha ard drives, m
e system‐spec cific documen
em down bef fore handling
Video card
error
diagnostic err ror code, vali
rough substit tution with kn
‐1, test to see e if the error c
lidate your as ssumptions b
code highlight ts a failed me
t memory, thu us ruling out
be an addition nal burden, va
and a first‐tim me fix are gua
s
form the follo owing steps:
amaged, ben t, or pushed‐
RU and/or ex xternal device
stem are not loose. If they
e.
port replicat tors, and dock
odular drives s, and PCMCIA
ntation for yo our system be
g hardware.
boa ard.
1. Re place the syste
boa ard.
date the fault t through tes
nown good m memory, if
code changes s to 1‐0‐1 whe
ased on the e error code
emory module e, test that th
the possibilit y of multiple
alidate your a assumptions,
aranteed.
‐in pins.
e connects.
y are loose, tig ghten them.
king stations. CRUs may in
A cards. CRUs s vary by syste
efore removin ng or replacin
em
ting
en
he
and
nclude
em,
ng