Sharp PC7000A Service Manual Download

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Summary of Contents for PC7000A

Page 1: ...IAGNOSTICS 5 KEYBOARD SPEAKER DIAGNOSTiCS 8 L C D DIAGNOSTIC 8 REAL TIME CLOCK DIAGNOSTICS 10 SERIAL I O DIAGNOSTiCS 12 FLOPPY DISK DIAGNOSTICS 14 PR INTER DIAGNOSTIC 20 COLOR CRT ADAPTER DIAGNOSTiC 23 MONOCHROME CRT ADAPTER DIAGNOSTiC 24 MODEM CARD DIAGNOSTIC 26 EXPANTION UNIT DIAGNOSTIC 29 HARD DISK DIAGNOSTIC 39 SCREEN FORMAT 57 SHARP CORPORATION ...

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Page 3: ... surrounded by a set of double quotation marks like Mr Yamada is fine In case of key entry the sentence Press the ESC key is shown in the manual as Press ESC 3 Key Entry 3 1 Decimal Code Entry 0 to 91 can be entered by using the numeric keys 0 to 9 and those of the typewriter keys When entering decimal codes through the numeric keys press Numeric Lock and check to see that the LED on the Numeric L...

Page 4: ...Loading Error LDfSk l r or otl l ive Not Ready regditig BootiS eetoi f e prease rnseft a Systerf Disk and lPres ailY i eyf rI j I 1 11 fi Figure DIAG 2J EX ample ofJEtrl i Mas oge whenMS O OSi is I L I 1 _ 1 1 ndtprop 8i ly loaded ii i l 1j j J iT 1Mte jth e lVlS PQl isiprop rlV Iaaded insm the diagn fstits H k JDt9 the qr iv A or th d L l 6 ll il j lX i r J 1 I E n i 1s e r iD 9 the Ji agr pstic ...

Page 5: ...A PC 7l00 The DIAG LOADER named LOADER serves to select and execute one of the diagnostics programs for individual devices named DIAG program provided as this parsonal computer diagnostics package 1 1 Starting up LOADER For loading the LOADER program see PC 7000Ai7100 DIAGNOSTIC power on diagnostic When the LOADER is properly loaded the opening message of the DIAGNOSTICS Level 3 is displayed The f...

Page 6: ...qisp_ y t fQ 9win9 JTl s sage LOADING START I l i r he system loads the DIAG program into the memory Up P I io 9fl Iqa in p 9 r i th s _tem e 9 I t t P 9 F r gF f 1 i c J I J i 3 JiJ 4 Jf J th E1j_ J el pa g hJ Eo e 51y Ipadfl 8r wam t f I We diagnostics package it displ Y if8H 1 ingJ rJ j a n i 8J Disk read error At the time press either ESC or JL lL o exit to I j J J _u J j ctjpni f p1 __1 __p o...

Page 7: ...cs program is start ed up_ To change the test number delete the number being enter ed by using and then enter the correct number 5 1 3 EXiting Test Menu PC 700DA PC 7l0D When ESC is entered before entering I control exits to the DIAG LOADER 1 4 Others Parameters of each test program are entered through 10 key When each test program is called by pressing ESC control exits to the MEM test menu Figur...

Page 8: ...aYs th address data and rela ti J IC number where the error occurs 2 2 Address complement 2 2 1r Outli iie This test serves to w it theJ9w r ib i qf c Icmt to t he millTia addr ess and then 10 l er t e 8 bits of data t t he ddress Which s one scomple 1lent qf tllefqrmer address With thIs pr Qc tdur _ fte Yri 1 g t ll 9 t mire rE a the system reaqs th q ta in h 3 9 rd r X r d ata is vvri tten and c...

Page 9: ... area represents the area being tested in the unit of 4 KB physical address The total error represents the number of times an error occurs 7 2 3 3 Abortion and Completion of Test PC 7000A PC 7100 Although ESCJ J and F2J are available while the test is conducted a time lag occurs because these key opera tions are processed in the state where the executing pro gram step is completed By pressing ESC ...

Page 10: ...eii ror example whenHN um1tldc k is pressed and if the LED is set to ON Num Lock ON is displayed This message is the newest message when the appropriate key is pressed Besides the speaker in the main unit may be tested by this program usjng programm 9 e i 1 9 i1 Jkex s mm il IJ fllU 1 9rJJfJP J y JriJ J el Y O 1 Oj I J iVJr V ee Y I f H t ejto es ts9Y R rn de Jan cl Y J f IP l he highes 1 o nd j I...

Page 11: ...rol exists to the LCD test menu IFigure LCD 1 I 12 3 Stripe 12 3 1 Outline A stripe is displayed on the L C D 12 3 2 Operation When this test is specified display is started automatically Therefore operation is not needed 9 la Test la 1 Display pattern PC 7000A PC 7100 Displays of a patterns containing horizontal vertical and each inversion are repeated on the L C D a 2 Interruption and terminatio...

Page 12: ...layed on the screen Wilen pressing I the specified diagnostics program is started up j l j lJ J iE _ J t To change the test number delete tfieriuhilJi r6ein Jeri ter ed by using oll and then enter the i orrec n mber i _ j Jdi ill Y i i H dHrb 1 3 Existing Test Menu When ESCll is entered before enteriiig1f otldW d by f n c On tj dl xitsJtdth oIA l DER iII fJ J J i 10 1 4 Others i i Parameters of ea...

Page 13: ...a Test Read Time SEP 09 1985 19 09 09 The system always displays the current date and time The program automatically converts the month display format from numeric digits to alphabet characters 2 2 3 Abortion and Completion of Test If ESCll or Ill isentered control exitstotheClK test menu Figure elK l 11 2 3 Clock Adjustment 2 3 1 Outline PC 7000A PC 7100 This program serves to output the hardware...

Page 14: ...prompts displayed sequentially as shown in Figure SI0 2 a Test For details see 2 4 a l Specification of Data Length Data length 0 7 bit 1 8 bitJ il 12 ci 2 L Sp tfic jti Q n of S tQp d it J FF i li in 1 n i 2J L 1 ill J f _ _ 21Yl i J _ l i l i _ J J_ i _ Specify th stob g f i _ JJ i I I j j jl J j a 3 Specification of Parit Type d Y l k rUParTtV type O o i l f Nofie 2 Eveh J b j j n J _ i 2 j2il ...

Page 15: ...rs being transferred Upon completion of the test the system displays the following message ESC end Enter start When pressing ESCJ J control exits to the SIO test menu as shown in Figure 510 1 When pressing J J J control exits to a l Specification of Transmission Rate If the system detects an error it completes the test even while it is conducting the test For example if the system detects that TS ...

Page 16: ...The number being entered is displayed on the screen When pressing I key the specified diagnostics program is started up _l _ Hrr l Jt To change the test number delete the number being enter d by using nand then enter the correct number 1 3 Exiting Test Menu When ESC is entered before e e ing H o t ol exits to the DIAG LOADER jjl_l_l1 _ Hii 1 4 l n rt il g Test D is k T 1 2 0 When sele ng Rne i g q...

Page 17: ... and the last cylinder number For example when entering 10 12 if the test disk is the 09 sectors track format the test range from 10 0 01 to 12 1 09 is specified When entering both cylinder number are I only or 0 I the entire range of cylinders is specified In this case if a 09 sectors track format disk is used cylinders from 00 1 01 to 39 1 09 are specified a 3 Specification of Counting Sectors S...

Page 18: ..._ If the system detects an error when it writes data in the ite ode re8 thed t aj cj compan s them ii jisplaY5 the error on the I ower righ senten i j T 16 Compare error J JJ U U S i Adrs Ox i 1 1 i I J b i J i j J j i L TTilQ i Da ii I dxF i EB6DB60Ei r Ii 1 il1 il1 il1 il1 il1 il1 il1 il1J J I j l I _ J J i i r 11 ih j 3i3 j j iTr J i l i l i c i_ TW eWtl1 e errof1stop isj sef to t Nor lh ysfenf...

Page 19: ...est Drive mentioned in a l On the other hand when entering all the system displays the screen as shown in Figure FDD 3 and starts the test The lower left screen shows the number of times test pass and physical address TTHSSI the lower right screen shows the test mode Note that the number of times test pass is denoted in hexadecimal notation and the physical address in decimal notation Pass N Oxl t...

Page 20: ...ving l lS b Al _ p e if ca tjo 1 of R p tltiy T e s t i J Once the system completes the test it displays the follow ingmessage on the lower eft screen ESC end Enter continue rv irlUs tar t I i j Z uhn r ifl r U _il Jl i l f reP re f1ts ESCU By pr ssingdris i ey SWrol xllsJt q tq Pl tes men J Fjgyre FDI U e j ntw reil serm n y pr s l 1gth is y cqn trol proceeds to Paragraph b l i 0 1 M i _ re p eJs...

Page 21: ...system displays the following message on the screen ESC end ESC end Enter next ESC represents ESC By pressing this key control exits to the FDD test menu Figure FDD 1 Enter represents a By pressing this key control proceeds to Paragraph b 2 2 b 2 2 From inner most cylinder 39 to target cylinder the system displays the following massage on the screen seeks the head to the innermost cylinder 39 And ...

Page 22: ... j unti pi j t detebte J an mcl ex3sTgnifp fwiCe Wheh the c Oj systemCreadcdata WhiChc coWd not oetect thli clOre55 mark of the DATA field J I 1 j U i Qv rrun PMAc9Jnl 1 ngerrorl The device could not read write data from the system in the specified time period Bad command error i j J J j A comm d was sp tified whi ch was not Ii IOS Compare error ii 1 r H 1 Data being written did not accord with da...

Page 23: ...ifying this test enter the proper data to prompts displayed sequentially as shown in Figure PRT 3 21 a Test a 1 Specification of Printing Speed PC 7000A PC 7100 Select mode 0 VNLO 1 Draft Iiil Print speed for test is specified When 0 is entered a standard speed is set and if 1 is entered a high speed is set a 2 Specification of Both direction Print Bo direction 0 Yes 1 No Iiil Whether both directi...

Page 24: ... J j j J it to termi t J JP9 j f 1 LPlo 1 9 J U_ i tp J hi3 P l3lj J st n lF P B 1 fI je rejs i o of th F21 JrI y brings the following rl j s g q qi pJay nd t e te st is interrupted temporarily Jo ___ j I Test Stopped by user _e _ J Dep essf the i FlJ J key t i resume the bpe ati o nj J cte 1 eSS the ESCJ J key to rettim to thej RRT ite t menu F ig PRT l The following will be displayed upon the te...

Page 25: ... as given below Bit 7 Dx8D Bsy 6 Ox4D Ack 5 Ox2D Pe 4 Ox 10 Sel 3 DxD8 10e 2 0 x 04 1 0 x 02 o OxD1 Toe For the meanings of each status see 2 Sense printer status 23 PC 7000A PC 7100 10 COLOR CRT ADAPTER DIAGNOSTIC 1 Outline A COLOR CRT ADAPTER DIAGNOSTIC program serves to test the function of the Color CRT display referred to as CRT in the following discussion of this computer 1 1 Color CRT mode ...

Page 26: ... g btJ lrol eiitsf C jllC SC J the CRT test menu FigureCRT 1 _ Ji rJ L l j u J II j rr2 __ 1 l i ill 0 1 i 7 J C D 91 2 4 11 MONOCHHQM EJrC HJAPAPTEJ ii l1 r 00 0 DIAGN QSJJG r i l 1 1 IJ 2 ijn l j rE n lilW Q 1 Outline A MO OCHROlil C RT i ADAPT ER OIAGN0STleipF6 j irkr1i ljser tt es he fi Jrict i o o fihe f hrdme1 eFfr fis ra Z ref Fr d tb s MONaincthefdiloW i gaisMssiori ofithis ri6fu p M r i J...

Page 27: ... CRT attribute check 12 3 1 Outline Attribute paterno 12 3 2 Operation Operation is not needed As soon as this test is specified test processing is started la Tests la CRT attribute check l As the attriboute patterns are displayed in the blink enabled state as in Fig MONO 4 it permits visual check a 2 Test interruption and termination Depression of the F2 key upon termination of the test causes it...

Page 28: ...I Cl p f2 t 2ir 5 l00 2A j 01fiO j nu Ji j i YlTi l Hi IT Jii j lEUib SHARP Personal Computer System Diagnostics Leve1 3 Date Dec Ol 85 Modem Card 1 0 0 Modem loop back test l j 1 Please input command J I I I 1 _1_ Fig MOM l MOM test menu i 1 2 Test menu choice Enter the test item number in the following manneF 1 I L Enter 0 followed by a carrier return Ii i J i Only a carrier return may be used T...

Page 29: ...d rate in the modem LSI 8051 2 After the execution of AT S13 16 AT S16 1 and AT DO it goes into the loopback mode data mode Now loop back mode Connect 3 Test data 0 thru 7F are sent and received for verification 4 When is executed the control returns to the command entry mode and finally the modem is initialized after execution of AT Z b Termination When the test has been complete the following me...

Page 30: ...i ift jbegi e t aid nc ej gO l mp1 y Ht FtiiP tFt predetermined time jr l J t VI f l bn nl dl 1Ji _ I TA I t 1 Jj _ 0Y8 3 1 j Overrun error C I l I1 p j e f o fJ IT J J _l This error is established when the SIO received more than four characters as the receive data read is d elayed by the CPU In other words more cliat acters are tried to send when the Rx buffer is fully occup g b d qool i vO JI Fr...

Page 31: ... Expansion unit test menu SHARP Personal Computer System Diagnostics Level 3 Date Oct 21 85 Expansion unit 1 0 0 Test all 1 Test clock line 2 Test oscillator line 3 Test external tic line 4 Test IREQ DREQ line Please input command WARNING The dummy card specially designed must be used as this diagnostic program is designed for loopback test Fig EXP l Exp unit test menu 1 2 Test menu choice Enter t...

Page 32: ...with a ten key keybea g ey at hth I carrier return key 1 Tl ej eIltrq L will re1 u IllJ ocFig _EXl 7Jyith A pressiql eJ the ESC ey wIIen r _j L j J 2 Test item descriptien 2 1 Test all 2 1 1 General All test items are executed ene after anether with test results on display fer each test item 2 1 2 Operatienal precedure Nething is required as the test s hart automatically a Test a I Test centents a...

Page 33: ...es the control to return to the expansion unit test menu Fig EXP l Depression of the carrier return causes the control to return to a I Test contents and results and then the tests are started allover again 2 2 Test clock line 2 2 1 General The clock line of the expansion unit is tested It is possible to assign test repeat and error stop modes for observing the waveform at the time of a repair or ...

Page 34: ... of the test must be acknowledged lUi lIT i L r l p t rY 9f t C ay i les m n9l to t llt In i q f9r n ll 1try lg 111 1 Entry 9 do 1 S tarts the t st i 1 i a 4 Termination Depression of the ESC key terminates the test unconditionallX d pc i the control returns to the expansion unit test menu Fig EXP l Depression of the F2 key f P HFfUptSJ h J l J J H9 j 1 1l Hl nJI l Je ss l if on i i p l 51y q j J ...

Page 35: ...if an error was encountered If Yes was specified the test will then be terminated and the control returns to a 4 Termination 2 3 Test oscillator line 2 3 1 General The oscillator line of the expansion unit is tested It is possible to assign test repeat and error stop modes for observing the waveform at the time of a repair or adjustment 2 3 2 Operational procedure When this test item is specified ...

Page 36: ...nsion unit test menu Fig EXP I i i Depression of the F2 key interrupts the test with the following message on display li 0 ol 7 L_ J test stopped by user If the FI key is pressed while If the ESC key is pressed the E nl F i P J j the above mess a_ge _ j1 r t h t s r e sumes control returns to the expansion unit test _1 J L j j Ji j J r i l 1 The test will terminate unless the repeated test is assi...

Page 37: ...tional procedure When this test item is specified the prompts Fig EXP 5 are displayed one at a time to which you must answer with the choice a Test a I Test repeat choice Loops count O Endless Number of tests to be repeated must be specified with a number of 1 to 999 Entry of 0 will continue the test indefinitely a 2 Error stop choice Error stop O Yes 1 No It must be specified whether the test is ...

Page 38: ...es the control to return to the expliIlsron unrtte E menu Fig Elur i 8 Ib j 1 jnHt j Every time the test i1 a s bee complet d the message OK is displayed if heo l e tl ha iNf n t1b k s fb1 _I T ahe e 1 ts hl l b rt tit jbl i F11 i tf T f J is displayed o Jjlrr _l JJ j iJJ Wi r q 111 1 11 jn lr r r If the error stop choice was specified No the test Wrfl c bhHnUV e r ft an error was encountered n Le...

Page 39: ... Test start O Yes 1 No Start of the test must be acknowledged Entry of 1 causes the control to return to a I for an entry again Entry of 0 starts the test a 4 Termination Depression of the ESC key terminates the test unconditionally and the control returns to the expansion unit test menu Fig EXP I Depression of the F2 key interrupts the test with the following message on display Test stopped by us...

Page 40: ... the test has been completed the message OK is displayed if tIre tE st IraS b een SU cCl s sful rf an error h aS heen invo1 ved Fa Hed 1 is displayed When an error is involved the ignallu me wiflbe displayed next to the warning message Fora ninstanc e e Hijjf inilREQ2 and DREQ 3 w Ull 1 1 d isp l iyed 8 f olllows I Failed IREQ2 DREQ3 j _ i J If the error stop choice was specified No the tes t will...

Page 41: ...disk drive 1 7 Fig DSK 1 0 Read drive type 1 Write read compare 2 Read only 3 Hard initializer 4 Bad initializer 5 Random seek 6 Ascii Hexa dump 7 Dump and Patch 8 Check Sector buffer Disk controller 9 Error table display Please input command DSK test menu If two hard disk drives are connected choice of the drive to be tested will be prompted in the display before the test menu is displayed Depres...

Page 42: ...key is pushed prior to a carrier return depression In theqlc ases OffJ Q i tactrn al sk system wi J l be return to the test drive select mode1 SrJ Bj Jh9dIJG Ii 1 4 Others Parameters for the test must be done with a ten key keyboard key and the carrier retqrn i k _ Y Gll j 15 1 1_ 1 The control will return to Fig DSK l with depression of the ESC key when the test program is on 2 Test item descript...

Page 43: ...kes about 4 minutes and 50 seconds sector count at 128 to test all areas of the D3116 Pay attention before the execution of this task as it destructs an entire contents of the hard disk once the test is done 2 2 2 Operational procedure Normally the test will be carried out for cylinder range 0 thru 613 sector count at 128 single retrial and without an error stop 1 No a Test a 1 Cylinder test range...

Page 44: ... f2 j __ JS II_ i_12j2 zn2 I _j ji _D 2 _ i 2 21 Fl G_ 2 _3 Start of the test must be acknowledged Entry of 1 causes the control to return to a I i l i mJEl1 1 rY 1 gai1 Entry of 0 starts the test with Fig DSK 3 on display Test pass count binary address displayed on the lower left side it and physical addres CCCHHSS are of the screen with h l t igr th Jright l i i lLhexadecima1 number is used to r...

Page 45: ... right is then incremented If the error stop choice is No the test continues after revising the display every time an error occurred In this case only the currently encountered error is displayed If the error stop choice is Yes the test is interrupted immediately upon occurrence of an error In this case the test can be resumed with the depression of the CR key If the ESC key is pressed the control...

Page 46: ...l 1 a1orb 10 i r fl hI i oj urJ I 1 l j jJJ j J 0 i 23 Hfj J o i 2 Y 0 _ I By reading the data on the hard disk test is conducted tQIc ll ecki i f the The tl sdcat obl liOrre9tO Janlcynnli E I1 s 10 00 tthiu 613 lr Jj l 0 Y 0 Al th oughi l 1iht l i st Cf1 E jutll egg i lnrerlma llEitaty lie p eni l ingeJoni the d tav utHt if may bb 3aQoilt dIniinu te rd020iJ s e cbn sj tb t est tll lIifrea o f tth...

Page 47: ...en an error is encountered in a middle of the re ad write test a 5 Start Test start O Yes 1 No Start of the test must be acknowledged Entry of 1 causes the control to return to a 1 for an entry again Entry of 0 starts the test with Fig DSK 4 on display Test pass count binary address and physical address CCCRRSS are displayed on the lower left side of the screen with the test to the right of it A h...

Page 48: ...he status of the error are displayed Fig DSK ll and the error count displayed nl the r ilght is then7 incr emented Iflithe l errorc stro p el1 o f C e is No the test continues af teri revising th edd sp lay every time aurcercnorxQccurred i In this case only the currently encountered error is displayed If the error stop choice is Yes the test is interrupted immediately upon oc curtiimce o f an erro...

Page 49: ...splayed Initialize successful Depression of the ESC or CR key in this stage causes the control to return to the DSK test menu Fig DSK 1 b Error processing If an error is met during the initialization the following is displayed in a middle of the screen Initialize error And the command parameter and the status of the error are displayed Fig DSK ll Depression of the ESC or CR key causes the control ...

Page 50: ...of the tas k mU lt be ackno led ed n Etifry ij f t f J c iu si th l b hdbllii ct H Jto Yall fo l jallJJ ittr kih it T Entry of 0 starts the task 1 3 sil J 10 ii a 4 Termination The t tgk i s bd ncfi1c l ift1i ih k K fe1 the track is prohibited thereafter J8G 8j 1 0 1 _L 8 l 0 l Y L Dl1 J 3 T _ 1 Ip j 1 iJ If the task has ended successfully the following i si k ii iil l 9n oj Depression of the ESC ...

Page 51: ...ad operations of the sectors 2 6 2 Operational procedure a Test a I Error stop choice Error stop O Yes 1 No It must be specified whether the test is to be interrupted or not when an error is encountered in a middle of the read write test a 2 Start Test start O Yes 1 No Start of the test must be acknowledged Entry of 1 causes the control to return to a I for an entry again Entry of 0 starts the tes...

Page 52: ...key causes the control to retnrn tol he DSK t hs t menu Fig DSK l When an error was met during the read or seek operation tre1 command paJ ameter the status of the error are display ed F I g pSK ll If the error stop choice is Yes the test resumes after incrementing the error count ln iLl JINcilC th tesfl sihtetriipt if 1 iirikkdriitk ty pbh occnrtehck O f lIn l t l C _ l _ error In this case the t...

Page 53: ...ector Minus start ESC indicates the ESC key which causes the task terminated when depressed and the control then returns to the DSK test menu Fig DSK l Enter indicates the CR key which brings on the screen a next sector or a second half of the sector now on display Minus indicates the key which permits to start the entry from a 1 allover again b Error processing The task terminates unconditionally...

Page 54: ...H l J I sff T o1 w r T task is complete Wi Ite iidd r es s oli ES e end 1ilirius wrif J 1 E j c r c II j J U f2 _j c lj i j i Y i 1 0 T fl l j Ij fT j j t T r i J YJ_3 _ i J JT I _j Ti i I l ljl e r O ilJ Ii lcl m l l l l l k for a ln l AF Y f t e j i tEh idcJ s sc j rF UriC t j o 1J l eys displayed on the right are valid ESC indicates the E S b1 _ey wll icIlL causes the task terminated when depre...

Page 55: ...O Yes l No Depression of 0 brings the following message displayed after writing data onto the disk Depression of 1 the same is displayed without any action ESC end Enter next Minus start ESC indicates the ESC key which causes the task terminated when depressed and the control then returns to the DSK test menu Fig DSK Enter indicates the CR key which comes to dump a next data on the screen for patc...

Page 56: ...l be appeared thi s stage ESC key is depressed then I j i 1 _ _ i _J _ dt J _ i i J_ 7_ _ _ p e fe i j fl t 7Syl pr Rl cTY c Jf E1 Fh Cl t f f l t f j he PSK test menu Fig DSK l If an error was met it will ___ 1 _ j _t _ _ L 1 _ be alerted with C ompare err ocr II ir n Errc f J instead of OK b l Sector buffer i J u _ i t __ _ j n f J _ _ f _j T rh se for yfj JerT H B i sY hf f e i y f p r it jt l ...

Page 57: ...ol to return to the DSK test menu Fig DSK l 3 Error message 3 1 Error before the start of the task If the hard disk unit were not ready in executing a task any task thereafter will not be executed with the following message on the lower left side of the screen Drive not ready 3 2 Error during the execution of test The following is displayed on the lower right side of the screen when an error is oc...

Page 58: ... 2 1 fT JiJB 1n J li1i 1 r r_ J V9 7 j 8J J9J Bad sector hex OA Shows that a bad sector is found Bad ECC on disk rea cIF fTJ 9 9 1 1 jiJcrJj c j I l Y Cf i 2 j j ll Shows the occurrence of an 2C lflf c I r I b r d n L r l1 1 1 1 i Shows the occurrence of a seek error during seek i r j I Others Cc are p rror Shows an unmatch of the write data with the read data T 0_ 1 _ I j r 1 13 Jn 1 J rT j j 1 J...

Page 59: ... 9 30 1 2 3 4 5 6 7 8 9 40 I 2 3 5 6 7 8 9 S 1 2 3 4 5 6 7 8 9 60 1 2 3 4 5 6 7 8 9 70 1 2 3 4 5 6 7 8 9 80 Screen Format Fig DIAG 2 1 2 3 5 6 7 123456789012345678901234567890123456789 01234567890123456789012345678901234567890 OlSHARP Personal Computer System 02Firmware V e r s i 0 II X XX oaCopyr ight C I 1 9 8 5 b y VADE Inc 04 OLoading Err 0 r 0 o Dis k Err 0 r o r Dr i v e Not rea d y reading ...

Page 60: ... 1 0 0 SYSTI BOARD 384 KB 1 ORY LIQUID GRYSTAL DISPLAY KEYBOARD REAL TI E CLOCK I PRINTER ADAPTOR 11 SERIAL I 0 ADAPTOR I 2 FLOPPY DI SK DRIVE S ADAPTOR I GO PROCESSOR 8081 I COLOR CRT ADAPTOR I ODE CARD I EXPANS ION UNIT 17 EXTERNAL liARD n1Sj DR IVE ADAPTOR I I 2 1 58 J Jl J n J2 Jj Fig TITLB i i I I I I I l 18 9 o I 601 Fig SYSTEM 1 4 5 7 0 il 5 i Q l z j 4 i I C i i i 1 1 1 1 2 3 5 6 7 8 9 I I...

Page 61: ...9 30 1 2 3 4 5 6 1 8 9 40 1 2 3 4 5 6 1 8 9 50 1 2 3 4 5 6 1 8 9 60 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 80 Screen Format Fig LOAD 2 1234567890123456789012345678901234567890 1234561890123456789012345618901284567890 OlSHARP PersoDal Computer System Diagnost i e s Level 3 0 Date Oct 01 B 6 os D i a g loader 1 1 05 What do you select the number o f d i a g nos t i c program 0 0 0 em 0 r y 08 0 1 Ke...

Page 62: ...H f I t I I O x 1 J H H l toHf I J HTl tcMht H l H h I H i H fi H l1 Fl I H lH iH H H H f T o tP fif 1 1 Pififqfr POfxf 1 1 ff f Prtt 1 b 1 tt 1 b f 1 1 17 l H 1r H l I tt 1H H t1 t t1 b I t t H ft 1 t t1 f t lf H H1 t TttHH H l1 b I HiB fIg H I ff l I H f f m f 0 1 1 1 YH f r f l Tf r H tt f 0 P P 1 4 I4 1 t I tt H l HH H 9 i I 20 Et H I I4 H H tt H H I f I Y I H t I H H tt tt I H t H 1 4 1 21 I ...

Page 63: ...ig MEM 4 I 2 3 5 6 7 8 112 II 5 618 9 0 12 3 4 5 6 7 8 9 0 12 3 4 56 7 89 0 1 234567890 12a4567890123 567890123 56189012114567890 01 02 Aging arching and ADCO P 03 04 05 em 0 r y 5 i z e KB OxOOOOO ox 06 07 OS Error 5 top 0 Ye 1 No 1 06 Te 6 t s tar t 0 Ye 1 No 1 10 II Address complement 1 Test mod e arc h i n g 13 14 Pas s c 0 U n t ox1 15 Current are a 0 xl 16 Tot I err 0 r 0 xl 17 1 1 em 0 r y ...

Page 64: ... KEY i 1 _ C __ Ol S lH l R Pt I P j jr I 0 l n l I II 0 or mt P u j f r F SI Y I mH D il t g n j 0l j ji cl l L I l e e I Jle 1 3 fJl H l4f I 4 14 JI H f I l l na Jul 01 85 I Keyboord Sp er I OJ Screen Format Fig Key 2 62 ...

Page 65: ... 2 3 5 6 I B 9 60 1 2 3 4 5 6 I 8 II 70 1 2 3 4 5 6 I 8 9 80 Screen Format Fig eLK 1 8 123456789012345678901 234567890123456789 01234567890123456789012345678901284567890 OISHARP Personal Computer System Diagnost i c s Level 3 0 D a t a J u I O 1 8 5 03 Re II I Tim e C 1 0 c k 1 oJ 05 0 C 1 DC k res e t e I rn 11 C1 0 c k rea d 05 12 CJoe k adjustme n I 03 13 RA display 1 11 13 14 15 1 17 1 19 Plea...

Page 66: ...o menu s r en Clook reset et 1 j Screen fo_rmat Fig CLK 3 1 6 7 90 1 2 3 Y89 012 3 8 9 0 H3 1 789011 j 17 8 9011 67 89 0 ria 4 il 67 9 01 1 1 rnl s O 0 1 1 1 I 1 1 I I I T power otf ntil retutn to memu screen rn I 7 i 1 JUL OI i985 17 25 00 to II II 13 l 14 14 I I 1 16 17 8 19 19 1 21 0 22 22 I 23 _21 ...

Page 67: ... 6 7 8 112 34 567 B 9 0 1 2 3 4 5 6 7 B 9 0 I 2 3 456789012 3 4 5 6 789 01234 5678901234 5 6 7 8 9 0 12 3 4 5 6 7 8 9 0 12 3 4 5 6 7 B 9 0 Oil 02 RA disp18Y 031 01 Caution Don t power off un til return t 0 menu screen 05 I 07 1 08 09 to 1 2 3 t4 5 t6 7 tB t9 A B C D E F 1 oX 0 0 o0 1 2 11 ox 1 0 2 3 o3 39 3 6 E 3 o0 8 3 o0 04 o0 o0 o0 o0 o0 o0 o0 96 12 ox 2 0 o0 o0 o0 o0 o0 o0 o0 o0 o0 o0 o0 o0 o0...

Page 68: ... 2 s 4 5 6 t 8 9 0 I 2 3 4 ii 6 8 j 2 3 C5 7 S 9 O I 2 3 4 5 6 7 B9 Ii i 23 4 5 6 1 8 9 Ii 2 11 4 5 6 7 B9 0 12 34 6 7 8 9 0 1 2 3 1 56 7 8 9 a 1 Test serial 10 00 04 Baud i ate 96 0 b 05 Data length O 7bit 1 8 bit J 07Stop bit 5 O lbit j 2bitJ Parity t y p e 0 Odd l None 2 EvenJ Test s tar t O Yes 1 II 0 J 1 11 When E r r 0 r occured 1J SD RD OK SD t i m e 0 u t 1 2J RTS CTS OK RTS CTS e r r o r ...

Page 69: ...50 1 2 3 4 5 6 7 8 9 60 1 2 3 4 5 6 7 8 9 70 1 2 3 4 5 6 7 8 9 80 Screen Format Fig FDD l 123456789012345678901234567890123456789 01234567890123456789012345678901234567890 OlSHARP Personal Computer System Diagnost i c s Level 3 02 DII t e Oct I 0 1I s6 03 Floppy dis k 1 I M 05 0 Rea d d r i v e s t a t u s Ol 1 FDD Wr i te r e II d compare 0 2 FDD Re II d o n 1 y 09 3 o0 T r II c k sensor adjustme...

Page 70: ... H H H H I I 441 H17 RIH HH H H H H H H H H H 44 H H 18 EliH44 f H H H t I H H H t I H H H H H H H f 119 H t H t t H t H t t I H I H H t H H t tf t f H t f H t tf t tf iH f f H 21 H H tt H H H t tt t H H tt t H H tt H H H t H H tttt H H t 3 H t H t H tt t t t H tt t H H tt H tt H H H H 23 F H t t t t H H HHLH H H H 1MM t t t t H t HHI H 1 1 1 57 k r 9 T 1Q 73L L 5P i t7 8 9 2 O L T 7 5 7 8 9 c I 7...

Page 71: ...eA B Bad command err 0 r oCylinder S cop e Address m Ii r k 00 I f 0 U n d 08 oI 3 9 1 Wr i t e protected err 0 r 09Sector c 0 u n t Record 00 I f 0 u n d err 0 r 1 I 3 9 D A overrun err a r 11 D A missed d Ii t a err 0 r l eRe err 0 r ISRetry c 0 u n t 0 4 1 FDe f a i led err 0 r 14Error s top 0 Yos I No 1 See k err 0 r 1sT est s t Ii r t 0 Y I I No 1 Tim c oul err 0 r 1 17 P Ii S S N 0 xJ T est ...

Page 72: ...BJ Gy1 i nd e r o oj 3 9 J Head 1 e c O SideO 1 S ide 1J Sec scope 1 9 1 ill Err a r top 0 V s 1 Ii 0J 1 Test s tar b o V I 1 No J I 11 15 Data reading e k t 0 c Y 1 f r am 00 _ 1 3 9 1 1 I 21 En t e r c on t in ue i nus s tar t Esc eli d Ent or Ne it 1 70 Fig FDD 6 Fig FDD 7 01231567890 i i I I I 16 Ii I I I 112 I 115 116 17 II I 121 122 I 124 I 1 a 1 o 1 1 1 1 1 1 1 1 1 20 2 22 25 ...

Page 73: ...10 I 2 3 5 6 7 8 9 20 1 2 3 Ii 6 7 8 9 aD 1 2 3 5 6 7 8 940 1 3 5 6 7 a 950 1 2 3 5 6 7 8 9 60 1 2 3 5 6 7 8 9 70 1 2 3 Ii 6 1 8 9 80 Screen Format Fig PRT 2 2 3 5 6 7 8 123456189012345678901234567890 I 234567890 12345678901234567890 J 2345678901234567890 01 02 Sen s e Printer status 03 0 05 07 08 09 B 5 Y Ac k p S I I 0 Toe II 12 13 Th s i g n a I i s OK i f t h symbol i s display d 1 11 18 19 21...

Page 74: ... t O i yr erstt Hl l ot j H_ rl t H t rl tt Hrl tt H 1f t tt Hrl t113 t il 14 tI5 ft H H H bt ti t ti t H ti ti hf i t H t 4 Ht 15 EI H t H hf t t H t H t t H H t t 44H416 E 7t H ft t t t t H t t t H t t t H4417 T i ertd rn t 1S3i1 HH H bt m H t1f1 f H ff1 H H t H H H ft H H H H f1 f1 1 CH H f I1 B PrPr TI rrrrrrfh tt 44 Prrrrt fhhf 4420 6M rt l t tH tH rt l t tH 1 t 1 t 1 rttH l t tH 1 rttH I t f...

Page 75: ... sa I 2 3 1 5 6 7 8 9 60 1 2 3 4 5 6 7 8 9 70 I 2 3 4 5 6 7 8 9 80 Screen Format CRT color lQode 1284 5678901284 56789012345678901234567890 123456789012345878901234567890123456789 1 SHARP Personal Compu t e r System Diagnost i c s Level 3 0 D II t e Oct Ol 86 03 Color CRT 1 1 J 04 0 Please select the C 0 J 0 r mod e 01 0 Scolors 1 16colors 09 I II 12 1 1 1 11 I 19 21 2 23 1 2 a 4 5 S 7 8 9 10 1 2 ...

Page 76: ...I H18 C H H H I H t t H H H H P J e j e i n p u t fc nFmfm n d H H H H H HI9 bH H444 H4 H4 HH H4 H4 H4 HH H4 20 H H I t t H t H t t H t t t t t H H H H H H H t HFFt t tH t t t t Ht t t Ht t t Ht t Ht t t t 4 44 t t t H t t Ht t t H t t t t t t t t 424 25 I 4 5 7 8 9 I O I 2 4 5 8 7 8 9 tO I 3 4 5 7 8 9 30 1 2 3 4C75 7 B 9 4to71 3 4 5 7 8 9 5 O I 3 4 5 7ft8 ro I 2 3 t4 5 7 8 9 ro ld2 3 4 5 7 8 9 OO...

Page 77: ...23456789012345678901284567890 H CRr Adjust e n t H Patterns for foe U S c h e c k a I I o f on H r e displayed t h screen HI H 2 5 6 7 B 9 1 1 12 1 1 t 1 t t 1 2 22 23 25 1 2 3 5 6 1 8 9 10 1 2 3 5 6 7 B 9 20 1 2 3 5 6 7 8 9 30 1 2 3 5 6 7 B 9 40 1 2 3 5 6 7 8 9 50 1 2 3 5 6 7 8 9 60 1 2 3 4 5 6 7 8 9 70 1 2 3 5 6 7 8 9 80 Screen Format Fig CRT 4 l t 2 75 ...

Page 78: ...10 H H4 4 44 4 4 4 11 I F 4 44 4 4 T 4 4 14 F He H trl H tt H t H trl H t4 H rt HC H4Ft H H 1 H r H rt Ht H t H rt C t H t H 15 16 F 4 4 r r r r r t rrf rr r r r ll 18 H H H tH tH t t H H i Hp lt H s 1 cr t prutt rc o m m tntd r t t H H H H HI9 jo R H4 H H H4 H H4 H H H4 H rH H4 H H H H H tH H4 H7 H ff tftf ll r HL HLnt HLFFft ft HLft ft HLft 23 E H4 H H 1r 1rftt H 1 f Hrl l tfH H H H t H H H t H ...

Page 79: ...5 6 7 8 9 70 1 2 3 4 5 6 7 8 9 80 Screen Format Fig MONo a I 3 5 6 7 8 I 2 3 4 5 6 7 0 1234567 0 1234567 0 1 2 3 4 567890 123456789 o I 2 3 4 5 6 7 8 9 0 1 234567 8 9 0 1 2 3 4 5 6 7 8 9 0 OJH H 02 03 OJ 05 06 07 08 09 H H 10 II CRT Adjustment 12 for f 0 c u s c h e c k F ill b y H char actors t 0 1 1 screen J4 H H I I 17 I is 2 I 2 24 I 5 6 7 8 I 1 I 1 I I I I I 1 2J 23 I 1 1 1 1 1 1 I I I 2 25H ...

Page 80: ...0 I 2 a 4 5 6 7 8 940 1 2 3 4 0 6 7 8 9 50 1 2 3 4 5 6 7 8 9 60 1 2 3 4 S 6 7 8 970 I 2 a 4 S 6 7 8 9 80 Screen Forma Fig MONO 5 1 2 a 4 Ii 6 7 8 9 0 1 2 3 4 S 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 o 1 2 3 4 S 6 7 8 9 0 1 2 3 4 S 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 Ii 7 8 9 0 01 1 02 Foreground 2 04 ONOCHRO E CRT ADAPTOR 0 1 3 4 5 6 7 8 9 A B C D E F 5 Attribute e h e e k 2 0 6 01 1 ...

Page 81: ...6789012345678901284567890 1284567890123456789012345678901234567890 olSHARP Pesonal Computer System Diagnostics LeveLS 02 Date Oct Ol 86 Internal h a r d dis k 1 7l 04 05 06 I 0 Rea d d r i v e t y p e 07 11 r i t e rea d and compare 0 12 Rea d o n I y 09 I 3 Ha r d i nit i a liz e r 10 14 Bad i nit i ali z e r 11 I 5 Random see k l I 6 Ascii Hexa dump 13 I 7 Dump and pat c h 14 18 Ch e c k seftor ...

Page 82: ... I H tt I I H tt I I tt t l H t 1 j I 15 H I H tt l l H tt t l H tt I I tt I f tt t l H tt I H tt I f tt I 6 BI1H H H H4 H t I H H H H H H H H H H H H H H H H HH i 7 Er H H H H H H I H H H l4 H H H 4 H I H H I H t I H tt l t1I9 20 Fi 4 H t I t I 4 H H H H H t I t I t I H H H H H rt H t I t I 21 2 22 F t I t H H t H t I t t I t H t I t H H H t I H t I t H H t I t H23 24 F t I t H H t I t t I t t I ...

Page 83: ...1 4 5 6 1 8 9 10 1 2 3 4 Ii 6 7 8 9 2 1 2 3 5 6 7 8 9 30 1 2 S 4 Ii 6 7 B 9 40 1 3 4 5 6 1 8 9 50 1 2 3 5 6 7 8 9 60 1 2 3 4 5 6 1 8 9 70 1 2 3 4 5 6 7 8 9 80 Screen Format Fig DSK Ii 1 2 11 12 4 567890123456189012345678901234561890 12345678901 2345678901234567 89 I2114 567890 01 0 HIi r d initializer 0 0 0 DB Interlea ve t act 0 1 1 C oI I 6 01 o Initialize s tar t CO Ye s I No 09 1 11 I nit i Ii...

Page 84: ...i J 1 22 Screen Format Fig DSK 7 l 2 4 5 1 3 oj 5 6 7 8 9 Q 1 2 3 4 i 6 7 9 1 2 3 4 5 6 J 8 9 0 1 2 i 4 5 6 J a_9 0 1 J 3 4 5 6 7 8 9 0 J 2 3 5 6 J g 9 0 1 2 3 4 Ii 6 7 8 9 0 1 2 3 4 Ii 6 7 8 9 0 oj Random s e e k 03 f j I i 08 fest t rt O Ye I i 12 I jGG HfI s I 1 11 12 1 3 Ii 6 7 8 11 O I J 8 9 20 2 5 Ii 7 8 9 30 1i 2 3 4 5 6 7 8 9 40 1 2 3 4 Ii 6 J 8 9 50 1 2 3 Ii 6 7 8 9 60 1 2 3 4 5 6 7 8 9 l...

Page 85: ...6 7 8 9 80 Screen Format Fig DSK 9 1 2 3 5 6 8 123 5678 90 1234 567 89 0 1234 567 890 1234 5 6 7 8 9 01234567890123456789012345678901234567890 G1 0 Dump and pat c h 03 Physical address CCC HH S SJ 04 The f i r s t h I f Th e latter h I f X 0 x 4 x 8 xC x a x 4 8 xC 07001 lOx a1 x 1 1 1 0902x 1 2 x 1 0 3 x 1 3 1104x 1 4 1 lOS x 1 5 x 130 6 x 1 6 x 140 7 I 1 7 x 150 8 x 1 8 x 1 0 9 I 1 9 I lOA x 1 A...

Page 86: ...14 1 15 DI 16 17 18 19 1 20 21 22 23 23 ic t l t t t H t H l t t t H t H H t t i l nt t H t t J t t i t t cI rl H ii 1 1 t i rH 25 L II J l 25 1 Z if 41 5 6 1 8 9 10 1 2 3 5 6 8 9 20 I Ii if fi 5 1 8 9 3111 2i 3 Ii 6 T 8 9 40 1 Z 3 41 Ii 6 1 8 9 50 I Z 3 4t 5 6 7 8 9 60 1 2 3 56 T II 9 70 I X 3 4 S 6 f 8 9 80 Screen Formal 123456 l8901234 6 l890 23456 7 8 9 0 1 234567690 1 234567890 1 2 3 4 01 02 ...

Page 87: ...0 I 2 3 0678980 Screen Format Fig MDM 1 1 2 3 6 8 1234567 89 0 1 2 3 5678901 2 3 4 5678901234567890 12345618 9 0 1 23456789 0 1234567890123456789 0 OISHARP Personal Computer System Di agnosti c s Level 3 02 D ate Dec Ol 85 03 ode m Car d 1 01 05 0 ode ID 1 0 0 p b c k t est 01 08 09 1 11 12 13 14 1 1 11 1 19 Please i n put command 21 22 23 24 25 6 5 1234567891012345789201234678930123 4 5 678940123...

Page 88: ...9 0 1 2 3 5 6 7 8 9 0 1 2 I 4 6 7 8 9 0 1 2 I 4 5 6 r 8 9 o 1 2 3 4 5 6 7 8 9 0 2 3 4 56 7 8 9 0 1 2 3 15 6 8 9 l 2 I 4 5 6 0 SHARP Personal Computer System Diagnost ics 1ev eJ 3 Date ov 1 2 8 5 Expansion u nit 0 r04 0 0 Test a 1 I A g ingj 07 1 T est c 1 0 c k lin e 08 2 T est osillator 09 13 T est external t c lin e 1 4 T est lREQ lin e 11 12 1 1 r 1 1 1 19 I J I Please i n pIi t 21 ARNING aJ Th...

Page 89: ... D d E n t e r s tar t I 2 1 2 3 4 5 6 1 II 9 10 1 2 3 4 5 6 7 II 9 20 I 2 3 4 5 6 7 8 9 30 1 2 3 4 5 6 7 II 9 40 1 1I 4 5 6 7 8 9 50 I 2 3 60 3 S 56789124578 97 1123 45678980 Screen Format Fig EXP 3 I 2 8 I 2 3 4 56189012345618901234567890123456789 11234567890123456789012345678901234567890 T est c 1 0 C k lin e L 0 0 p s c 0 u n t 0 Eo d I e s Err 0 r 5 top 0 Yes I No I Test 5 tar t 0 Ye I I No O...

Page 90: ... 6 i 8 9 0 1 2 3 4 6 7 8 9 0 I 2 3 4 5 6 8 9 0 1 2 3 4 Ii 6 1 8 9 0 I 2 3 5 s 7 9 0 1 2 3 S 6 7 8 9 0 1 2 34 5 6 7 8 9 0 1 2 3 4 Ii 6 7 8 9 0 Te st eite nal 1 i n e _od ps_ count Q Yes l Nn st start o Y s j No Et 444 rr 444 14 144 4 4 4 4 tt 4 4 4 HlO Ft 1 4 4 4 4 4 4 rr 4 4 4 HII 8 OK t 12 5f 4 fft 4 tt 41 4 tt 4 4 HI3 I B 44 H 44 H H l4 f t4 14 I f t f H l4t l4 f t H 4 f HI l4 l4 t l 1I 16 4 f H...

Page 91: ...34567890 T est lREQ 1 i n e L 0 0 p s c 0 u n t o ED d I e Err 0 r s top O Yes I ND 1 T est s tar t o Ye I I ND OK T est end ESB end E n t e r s tar t 1 2 3 4 5 6 7 8 9 10 1 2 S 4 5 6 7 8 9 2Q 1 2 3 I 5 6 7 8 9 30 1 2 3 4 5 6 7 8 9 40 1 2 3 5 6 1 8 9 50 1 2 3 4 5 6 7 a 9 60 1 2 3 I 5 6 7 8 9 10 1 2 3 5 6 7 B 9 80 89 1 2 3 5 7 8 9 1 11 1 13 15 16 17 18 19 20 2 23 25 ...

Page 92: ... reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP CORPORATION Information Systems Group Quality Reliability Control Center Yamatokoriyama Nara 639 11 Japan 1986 December Printed in Japan ...

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