Dell 300 manuale d’uso

suppo rt.d ell.c om Chec k ing Insid e the C omputer 7-1 CH APTE R 7 Che cking Inside th e Computer Y our Del l P ow erEdge 300 sys t em suppo rts a vari ety of inte rnal optio ns t ha t expand sy stem cap abilities . This fi l e prepa res you t o install options in side the comput er . It descr ibes ho w to remo ve and rep l a ce t he co m puter c[...]

7-2 Install atio n and T roub lesh ooting G uide 4. T o ver i fy that all po wer has been r emov ed fro m the syst em, mak e sur e that the standb y light-emi tting di ode (LED) on the syst em board has g one out. For t he location of t his L ED, se e Figur e 8-1, in Cha pter 8, “I nstalli ng Syst em Board Opti ons” . 5. T ouc h an unpain ted m[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-3 Fi gure 7-1 . Pa dlock Ins t alle d 3. R emov e the cover . 4. F acing the lef t side co ver , press the rel ease but t o n ( loca ted at the bot t om-lef t cor- ner of t he front bez el) and lif t t he bot t o m of the co ver , al l o wing it to pi vot up towar d yo u ( see Fi gu r e 7 - 2) .[...]

7-4 Install atio n and T roub lesh ooting G uide Figu re 7-2. Removing the Compute r Cove r R eplacing the Comput er Cover Use the fo llowin g proc edure to repla ce the c o m puter c ov er: 1 . Chec k al l cabl e conn ections, especi ally t hose that m ight hav e com e loose during your w ork. F old cabl es out of the w ay so that the y do not cat[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-5 the tabs on t he cov er into the reces sed slot s on the compute r c hassis so th at the tabs catc h the hook s inside t he slots. Piv ot the co ver dow n tow ard the bot to m of the c hassis a nd into posit ion. Make sure t he secur ing hooks at the bot tom of the co ver cli ck in to place . [...]

7-6 Install atio n and T roub lesh ooting G uide Insi de Y o ur Com puter Figure 7 - 4 shows a side vie w of y our computer to help y ou orient yo urself when instal l ing har dware op tions. Unle ss other wise spec i fi ed, locati ons or direct i o ns r ela- tiv e to the computer ar e as sho wn. Fig ure 7- 4. Comp uter Or ien tatio n V iew Figure [...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-7 Figu r e 7 -5. In s ide th e Ch as si s The sy stem boar d holds the comp uter's cont r ol cir cuitry and other elect r o ni c c om po- nents . Some hardwa re options are i nsta ll ed directl y on the system boar d. Drive suppor t is as fol lows: • The t hree 5.25-i nc h ext er na l dri[...]

7-8 Install atio n and T roub lesh ooting G uide to an IDE connec tor on the syst em board . (F or more inf ormati on, see C hapter 9, “ Instal ling Driv es. ” ) During an i nst all ation or tro ubleshooti ng procedure, y ou may be re quired to c hange a jumper or swi t c h se tt ing. F or inf ormation on th e sy st e m board jump ers, see Appe[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-9 4. T he pow er supply brac ket has detent s to hold the po wer suppl y up i n one of se v- eral e xtend ed positi ons, wh i c h are espec ially useful when the c hassis i s standing upri ght. R emo ving an d R epl acin g the Fr ont Bez el Th e bezel i s secured to the front of the c ha ssis by[...]

7-1 0 Install atio n and T roub leshoot ing G uide T o replace th e bez el, fit the two r et ainin g hooks on t he bezel int o their cor r e sponding slots at the bot t om o f the c hassis. T hen rotate the top of the beze l tow ard the c hassis until the top tabs snap int o thei r corr esponding sl ots on the bezel . R emoving and Repla c i ng Fr [...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-1 1 Figur e 7- 8. Remo vi ng a Fron t - Pane l I nsert T o repl ace a front- panel i nsert, w ork from insi de t h e bez el. Insert the tw o ring-tab s (one on eac h en d of the inser t) o ver the post s on the insi de of t h e ba y openi ng , and fir mly press both ends of the inser t into plac[...]

7-1 2 Install atio n and T roub leshoot ing G uide T roub leshooting a W et Computer Liqui d spills, splash es, a nd ex cessiv e humidi ty can cause da mage to the sy stem. I f an exte rnal de vice (suc h as a prin ter or an exte rnal driv e) gets wet , contact the de vice manufa ctu rer f or instr uctions. If the com puter gets w et, comp l ete th[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-1 3 obtain ing tec hnica l assistance from De l l. F ol low these ste ps to troubles hoot a dam- aged com puter: 1 . T urn of f the sys tem, incl uding any at tac hed peripher als, and dis connect the sy s- tem fr o m i ts e le ctr ica l o utl e t. CAUT ION: See “Pro tecting Again st Elec tros[...]

7-1 4 Install atio n and T roub leshoot ing G uide 4. Chec k the conne ction of the coi n cell bat tery to the syste m board. Is the bat ter y firmly in st all ed in the bat tery soc ket on th e sy stem board? Ye s . G o to st ep 6. No. Go t o s t ep 5. 5. Re seat the bat te r y in its soc ket. Is the pro bl e m resolv ed? Ye s . The bat t er y wa [...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-1 5 CAUT ION: See "Pro tecting Ag ains t E lec trosta tic Disc harg e" in the safety instru ction s at the front of th is guide . 3. R emov e the comput er cov er . See “ Replaci ng the Computer Cov er, ” fo und e a rlie r in th is chapte r . 4. Che ck the po wer ca ble connecti on[...]

7-1 6 Install atio n and T roub leshoot ing G uide 4. Re seat the expa nsion cards i n thei r connect ors. See “ R emovi ng an E xpansion Ca rd ” and “ In st al lin g a n Ex p ans io n C ard ” in Ch ap- ter 8 for inst ruct ions on removi ng and repl acing expa nsion car ds. Is the pro bl e m resolv ed? Ye s . The connec tion wa s l oo se. Y[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-1 7 8. R econfigur e the card accor ding to the inst ructi ons in the card's docu mentation. Is the pr oblem resolv ed? Ye s . The m emor y configura tion of the car d was i ncorrect . Y ou hav e fixe d the probl em. No. Go to st ep 9. 9. R emov e all expan sion car ds. See “ R emo ving a[...]

7-1 8 Install atio n and T roub leshoot ing G uide T roub leshooting Syste m Memory A syste m memor y proble m can be a fau l ty dual i n- li ne m e m or y modu l e (D I MM) or a faul ty syst em boar d. If a rand om-access m emor y (RAM) e rror mess age appears, t he syst em probabl y has a memor y pr oblem. When y ou t urn on or reboot th e sy ste[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7-1 9 7 . R eplace the supp ort p anel. Ali gn the pane l so that the t w o tabs are to the ri ght. Fit th e tabs into t he two sl ot s on the c has sis bac k and swing the pa nel closed. Se cure the panel wit h t he two thum bscrew s. 8. R eplace the comput er cov er , reconn ect the sy stem to a[...]

7-2 0 Install atio n and T roub leshoot ing G uide T roubl eshooting the Video Subsystem T roublesh ooting video pr oblems inv olv es determini ng whic h of the f ollowi ng i s the source of the prob lem: the monit or , the monitor i nterf ace cabl e, the vi deo memor y , or the vide o logic of t he computer . Y ou can also ha ve a hi gh-resolu tio[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7- 21 6. R eplace the comput er cov er , reconn ect the sy stem to an electr ical outl et, and turn o n th e sys te m. Did the t ests r un success fully? Ye s . The vi deo expa nsion card is f aulty . See Chapter 1 0, “ Get tin g Help, ” for inst ru ctions on obtaining t ec hnical ass istance.[...]

7-2 2 Install atio n and T roub leshoot ing G uide 8. Enter the S ys t em Setu p program and upda te th e sy st e m infor m a t ion. See “ Using the S ys t em Setu p Progr am ” in t he User' s Guide for in s truct io ns. 9. Run the Sys te m S e t test group i n the Del l Diagnosti cs. See Chapter 5, “ Running the Del l Diagnost ics. ” [...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7- 23 T ro ub l eshooting the Diskette Drive Subsystem If th e monit or displa ys a sy stem error mess age indi cating a disk et te dri ve prob l em duri ng ex ecution of ei t he r t he boo t routi ne or the Dell Diagnost ics, the pr oblem may be caused b y any of t he foll owing con ditions: • [...]

7-2 4 Install atio n and T roub leshoot ing G uide 6. Chec k the dis ket te driv e cabli ng. Is the di sket te driv e securel y connected to t he di s ket te- drive in terfac e cabl e connect or? Is the di sket te- drive i nterfa ce cable secu rely connect ed to the inter face co nnec- tor (labeled “ DISKE TTE ” ) o n t he syst em bo ar d? Is t[...]

suppo rt.d ell.c om Chec king Insid e th e Computer 7- 25 15 . R u n t h e Di sket te Dr iv es test group in th e Dell Diagnost ics to determi ne w hethe r the d is kette dr ive su bs yste m n ow work s c orre c tly . Did the t ests r un success fully? Ye s . Go to step 1 6. No. Go to step 1 7 . 1 6. R epeat step s 1 3 thro ugh 1 5 until all e xpan[...]

7-2 6 Install atio n and T roub leshoot ing G uide 905 grb k0.boo k Page 26 Fri day, Sep tembe r 1, 2 000 9:30 AM[...]