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Содержание PC-7200

Страница 1: ...YSTEM SPECIFICATIONS 1 1 CHAPTER 2 THEORY OF OPERATION 2 1 CHAPTER 3 FLOPPY DISK DRIVE UNIT 3 1 CHAPTER 4 HARD DISK INTERFACE 4 1 CHAPTER 5 HARD DISK DRIVE 5 1 CHAPTER 6 ADJUSTMENT 6 1 CHAPTER 7 DESCRIPTION OF LSI 7 1 CHAPTER 8 CIRCUIT AND PARTS POSITION DIAGRAM 8 1 PARTS LIST GUIDE SHARP CORPORATION ...

Страница 2: ...ons CHAPTER 2 THEORY OF OPERATION Describes the logical and electrical functions of each cirCuit block CHAPTER 3 FLOPPY DISK DRIVE CHAPTER 4 HARD DISK INTERFACE CHAPTER 5 HARD DISK DRIVE CHAPTER 6 ADJUSTMENT CHAPTER 7 APPENDIX NOTES The 7200 Manual is generally concerned with the PC 7221 product configuration which includes the high density 2HD floppy disk drive and 20MB hard disks drive PC 7201 7...

Страница 3: ...ompatibility Most of the application software peripherals and options designed for the IBM PC Xl and AT can also be used with the PC 7200 1 2 SYSTEM CONFIGURATION Figure 1 1 illustrates system architecture As demonstrate the system s main components include the system unit and the keyboard unit The system unit includes the main PCB floppy disk drive hard disk drive PC7221 only and optional adapter...

Страница 4: ... j Cki _ _ 33SJ3 t _ i Connec t 3 cOile d cableJ with p ug fr om th keybQar dj ilrtitlrirr lto this jack D J Jo ij D 31 7 J l d l J i I l YI _ 14 Keyboard cable This cable is used to interfacethe keyboard with the R C 72 lO i 1 1 S l J i i ifj J c j 1 I J ojl i 5 Keyl ioarl1 j J 1I lFi i i rl i 11 I j wi iXj twc 1 I fliil c l j Cill J 11_ lL J 1 1 0 j 3 fi 16 CPU clock select switch In This switch...

Страница 5: ...unit includes keyboard 1 Dimensions Width 410mm 16 1 Depth 160mm 6 3 Height 243mm 9 6 1 3 PC 7200 30 Expansion connector Used for connection of the expansion box 1 3 2 Keyboard Figure 1 3 shows the keyboard layout forthe PC 7200 The keyboard has the standard QWERTY layout with 10 programmable function keys numeric keypad cursor movement keys and special keys The three status indicators show the ON...

Страница 6: ...x 130V AC max FLOPPY DRIVE Refer to CHAPTER 3 page 3 1 HARD DISK Refer to CHAPTER 5 page 5 1 1 4 R 232C 1 lnterfa EIA RS 232C voltage interface 2 Transmission method Asynchronous only Fu _ or h lf duplex 3 Baud rate 110 150 300 600 1200 2400 48000 r 600 4 Data length 7 or 8 bits 5 Parity None even odd 6 Stop bit or 2 bits 7 Connect 25 pin YiY type shei1 iial pqnnect or 8 EI ctri0al characteristics...

Страница 7: ...237 2 LS612 SC4751 M QIO fltl RAM 64KB DB_IS 00 7 ADD BUS ADD BUS mUH OAT BUS LOW DATABUS COMMANDilUS f H 00 1 00 1 M CASL C SHI WE OE 0 8 IIF i l _ n I I 3 I L_ a F a e1 If EXPANSION BOX T DiSPLAY INTERFACELoGlC 1 I I I I l I CRTJ1 CD I CRT LCD I ___ i I I I fTTl I I I I I I I I CLRIGM 110 CONTROL LOGIC I PD765 ClK24M 8259 2 I I r J CLK19M CLK14M r I I I I I I I I I I I I L_ I UM seaK I ILCD 1 __...

Страница 8: ...s a 1e il P rt Table 2 2 shows the I O map r1 bl 2T O 110 Address 0000 0001 0002 0003 0004 0005 0006 0007 0008 0009 OOOA OOOB OOOC 0000 OOOE OOOF 0020 0021 I I __ _ Write CHO base curren address CHd base curren W ord count CHI base Olcu rrenf ddress I Hl base 9urre tl word count t 2 base t r mj address Ctb base turrrent word count i I 1 ___ ____ _ QH3 bas e current addiess_ cH fbase currenf warp c...

Страница 9: ...eset math coprocessor 00F8 Math coprocessor I OOFF 01FO Data ragister 01F1 Write precomp 01 F2 Sector count 01F3 Sector number 01 F4 Cylinder low 01F5 Cylinder high 01 F6 Drivelhead 01F7 Command register 0020 I 0207 0278 Parallel data write 0279 X 027A Parallel control Counter 0 read Counter 1 read Counter 2 read X Data read Status read Port Bread Address generator Data register read DMA channel 0...

Страница 10: ...Option 03AF 03B4 68845 inbex register X CRTC 03B5 68845 deta registre 68845 deta register mono 03BO CRT control port X chro me 03BA X CRT status port 03D4 68845 index register X C TC 03D5 68845 deta register 68845 deta register color 03DO Mode contrl register X 03DA Color select register X 03DB Reset light pen latch X 03DC SE t lignt pen latch X 03F2 JFgital output register DOR X FOG and 03F4 Comm...

Страница 11: ...ne of them The interrupt signal selected by the 8259A IS sent to the CPU The system employs two PICs and they are connected in cascade 8250 Universal Asynchronous ReceiverlTransmitters UART Controls the RS 232C interface Parameters for communication such as baud rate word length stop bit and parity can be controlled by the CPU via these LSI circuits A second UART is available as a factory option 7...

Страница 12: ...lock The internal divide by two circuitry s 9 qe I YDch5q i tp_ja_p Jt_e qal l cloCK gerieratclr jj y a lOW to HIGtLtr F jti91l 9nli tJ1 L S LiIlPJ t n d _ r j L 3 i j 1 I O o Q o Data Bus inputs data during memory I O and interr tfpt acknoWledge r ead cycles 0l ltputs da_taldurjng 1 D0 nd 1 wr cycles The data bus IS active HIGH and floats to 3 state OFF during blisnold ackno wle dge IBlIS Hi rEna...

Страница 13: ...e program interruption INTR must remain active until the first interrupt acknowledge cycle is completed INTR is sampled at the beginning of each processor cycle and must be active HIGH at least two processor cycles before the current instruction ends in order to interrupt before the next instruction INTR is level sensitive active HIGH and may be asynchronous to the system clock Non Maskable Interr...

Страница 14: ... detects an internal error that prevents the execution of an instruction If this happens the CPU denotes this state to the reset circuit making the SO and SI signals LOW MilO signal HIGH and AI signal LOW The RC signal is generated by the keyboard interface controller on the CPU s order This RC signal is used in the case when the CPU changes its operation mode from the protect mode to the real mod...

Страница 15: ...word access to an 8 bit device 2 SAO through SA19 The SA1 through SA19 are obtained by latching the A1 through A19 signals with the ALE Signal sent from the SC4751 at the latches When the O RAM chips are being refreshed the SC4751 outputs the refresh address from its internal counter The SAO signal is obtained by buffering the MO signal The SAO through SA19 Signals are used to address the V RAMs o...

Страница 16: ... 1 tTIfle t n Q i1i iErdiii JMCfMd tf lSC4151 are se nt throu h t tGs xb6 7 h r i 1 j 9 3 An_ 11re t WI gOjK fterd t JW h 0 b i_ D j the CPU erminate d lccessin g i 1 J i 2 0dd word write to an a bit device throl lg l nt Xp O j HAUhe en nu T I l 9Lbyt write gy cle fiE t YGfe _ I ta on bus LOO 7 are sent through XOO 7 to writ j 1 J _i r 2 At the odd number byte write cycle second cycle data on bus ...

Страница 17: ...ory Read Even Memory Write Odd Memory Write Even I O Read Odd VO Read Even I O Write Even I O Write Table 2 5 Bus buffer control i W I E HIGH I E 6WA f H H H H H H L H H H L H H H H H H H L H H H L H L H H H L L L H H H L L H H H H H H H H H H H H L H H H L L L H H H L L L H H H L H L H H H L H L H H H L H L H H H L H 2 11 IlIR 1 1i L L H H L L H H L L H H L L H H L L H H H H L L H H L L Remar k s...

Страница 18: ... RAS1 1l Jumper 85 at 1 2 u J i AS1 is an Qulput for address o aQOQQH IQ 09FFFFH I I 2 Jumper S5 at 2 3 RAS1 is not an out _yt i Regardiess Clf jum periSS positioh RAS3 I an output for address 100000H to 17FFFFH RAS3 Regardless of jumper S5 RAS2 is an outputfor ddres5 180000H to 1FFFFFH NOTE When REFRESH is at a low RAS1 RAS2 RAS3 and RAS4 are issued Table 2M 6 SC4751 address assignment Input Outp...

Страница 19: ...ng even addresses 100001H through 17FFFFH having odd addressses o 180000H through 1FFFFEH having even addresses 180001 H through 1FFFFFH having odd addresses CD to are the standard configuration RAM area and to are option RAM area Each group is selected by CASL CASH RASa RAS1 RAS2 and RAS3 sent from the SC4751 2 13 OPT N OOO 1 I I Figure 2 14 RAM addressing x ________ L______________________ I oon...

Страница 20: ...i1 ls ii Qic at_i i tn tJlje C U i _ xeputillg hqld cycles This signal is emitted on these conditions DMA operation refreshment for D RAMs md accessln r of the resources on the main PWB by an extenw J miQrQP_JQ e SPI When_the AE N signal becomes HIGH the I O decoding circuit ts deactivated Tablei 2 8 shows the relationship betwe t _lVP Rgr jand the H f 1 jJ s lr sjQ h J 1_ j __j L 1 I 1 J i I 1 II...

Страница 21: ... the SC4751 and becomes LOW when the 1 0 device is a 16 bit device In other words when this signal is LOW the ENDCYCLE signal becomes LOW after one wait cycle passes resets the flip flop A in the GA1 and makes the ARDY signal LOW The FSYS16 is an ORed signal of the MEMCS16 signal sent from the option slot and the chip select signal sent from the ROM and RAM decode logic in SC4751 When the FSYS16 s...

Страница 22: ...O device _ j 1 i i_ I jlr i lt X Jj OJ_ _ 1 8 The OMAC activates the MROC line to read data from memory and load it into the 1 0 device or activates the MWTC line to read data from the 1 0 device and load it into the memory address 9 The end of process EOP Signal is output at the completion of the DMA cycle 2 2 11 P int r In te ai aridSYst ni t iti rt 3 C 1r Cl ut FI ill r i 2 24 and 25 I 1 i i S ...

Страница 23: ... printing 2 17 II O Addr 378 278 liD Address 379 279 liD Address 37 A 27 A PC 7200 Table 2 11 110 address definition 131 WI O_ n 0 Print deta O LSB Print deta 0 LSB 1 2 3 4 5 6 7 Print deta 7 MBS rint deta 7 MSB Bit Write Read 0 CLKSELI SCHEN I CLKSEl2 SCHSEL 2 MONO DSPCLR 3 ERRORP 4 SLCTP 5 PE 6 ACK 7 BUSY Bit Write Read 0 STB STB I AUTOFEED AUTO FEED 2 INITIALIZE INITIALIZE 3 SELECT SELECT 4 ENA...

Страница 24: ...lects the internal register to be ZORC connected to the data bus according to the state of the DLAB Divisor Latch Access Bit The DLAB is bit 7 of the line control register Table 2 11 lists the states of registers indicated at each 1 0 address and Table 2 12 lists the bit assignment of each register Table 2 12 Register status 1 1 0 filr AaXIORc XIOW DlAS A ddr ess I 3F8 __ e __ L I i ti _ l 11 i R ...

Страница 25: ...1 L H L H Read counter No 1 0041 L H H L LOad counter No 1 0042 H L L H Read counter No 2 0042 H L H L Load counter No 2 0043 H H L H No operation 3 state 0043 H H H L Write control word 1 14 31818 I MHzOSC SC4752 1 f 5V ClKO GATEO_ __ ClK1 GATE1 c C GATE2 XDO DO OUTO X 7 j Dun PTOun 07 DU No used L 1 5K m lOWC WR XAO _AO 5K PI7 C 1 r R eSu IRO_ j 5V 4v 2QQ SP CK CL _ 0 CN14 2SC1214 CSi SW m m 00 ...

Страница 26: ...l modem parameter 48 Internal modem setup 4C 4F Reserved 50 63 Printer setup code 64 7E Reserved 7F CMOS check sum 2 2 15 FOO lnterface Ciri uit Figure 2 30J J 1 The FDD interface circuit supports up to two fIQPpy_ aisk drives Jf iguref 2 32Yis arblock diagramj 6tthis ciibuit 1Arr F DC a PD l6qf iC manufactured by NEC is the _hea rt cifthis circuit at1d Jtinte rfaces between the floppy disk drive ...

Страница 27: ...sabled 2 21 PC 7200 2 2 15 3 DIR The OIR was used as an B bit read only register assigned at the 170 address 3f H or 377H however 7 of 8 bits are reseNea fbt hard disk drives in actual use The CHANGE signal selects this CNG signal This bit is active unless a disk is present and a step pulse is received when the drive is selected 2 2 15 4 DCR This write only register is assigned at the I O address ...

Страница 28: ...n the CPU requires a change in its operation mode from protect mode to real mol e it sends certain commands to make the terminal HIGk tke Rt igrla hs se t jto the SC4751 and the 1 RP E ighar is gener tecf Ff lIy the CPU Isireset and thus return to the real mode 1 I P23 output i KEYINt si r i When a key depressibri Is s n edj a s hO rt pulse of IQw 5t te is enttbtl1e Sc4 i _ _ L _ The keyboard and ...

Страница 29: ...r to the other 18 registers It is assigned by the CPU at the 110 address 3B4H for the monochrome board or 3D4H for the color board The Index register must be first loaded with the necessary register number and then the Data register is loaded with the information to be placed in the selected register The Data register is assigned by the CPU at the 110 address 3B5H for the monchrome board or 3D5H f...

Страница 30: ...eofJheCGM I I r I j T T b1ei2 26 Mode seJect _ egis eJ I O Addr 1 Bit i Description 3D8 I 0 H 80 x 25 Text Mode L 40 x 25 TeX t Mo le I 1 Graphics Mode L Text Mode I i 2 Iack _ite Mode t c lor _ Mod I I j H Enable VIDEO Signal C DisabTe V IDEO Signal 4 H 640 x 200 Black White Graphics MQde I __ _ _ _J 5 Hi Chan_g lckg round intensity to blinking attribute Table 2 27 Bit assignments I J 0 Mode __ _...

Страница 31: ...de and also one byte of attribute code An attribute byte can be divided into four functions blink intensity foreground and background Their assignments are shown as below Table 2 32 Attribute assignments Background Foreground Display mode R G B R G B 0 0 0 0 0 0 Non display 0 0 0 0 0 1 With underline 0 0 0 1 1 1 Normal display 1 1 1 0 0 0 Reverse display Blink Display mode Intensity Display mode 0...

Страница 32: ... 000000 j 000000 ol BBFJF 000000 000000 1140 PUeis 1 Pix8I tbit r I j Figure 2 43 Bft assigriif1e hts il j 1 I 12 2 17 5 CG ROM Map i d I The CG ROM has 16K bytes of memory cap iN JfH i _IOW r 4K bytes OH OFFFH and used for thel LCD MTM CGM IJ tiils AK bytes storage area _is furth r diviq q int9 half _ 256 char ce fcj ne patterrfs ffaQing tfiesmgl d6t construction are sforacfIr the 1 1 1 first K _...

Страница 33: ...the 16 byte keyboard buffer is full Signals P10 through P13 in the figure are used as key scan signals and DBO through DB are used as key return signals The interface between the main PCB and tlie keyboard is performed by P2 P26 TO and INT terminals 1 P2 transmits a key clock signal P26 also transmits key data The keyboard CPU checks the TO and tNT terminals to judge whether the keyboard interface...

Страница 34: ... j O f fl 1 I 5 L r i f _ r cI r J j i 3 J b J 0 1 3b all 1 I J I FL ni m rjj 1_ ________1 i 0 I 61 _ U r _ _ J 7 7o l r _ I JT o_ 7 u o c 1 t oIKi q lij SO 1 1 J i c f t 3 lGii m F ig 2 h Jn J i P P i 1 i 1f 21 Ol Ofj T IL Jfno llqmi ui 1O q _Ji Tl Tim JI12f sl L i _j I p rlT l lJd j j 0 J f jij Cj t T Jr no i ul 1 THIS I 1 1J r J 7 1 Xl llTYnim qirlj no ii j tl J J8 n i li l 1 0 J rt T i i L j J...

Страница 35: ...or IC 1 1 T I I Ii I t I 1 I I it l _____ J b9 l 0 0 I i 1 1 J 1 I 1 I F L ____ J F r 0 Figure 2 51 2 F 5V output Fig 2 52 shows 5V output circuit High frequency output winding A B of T1 is rectified in bridge OSW3 and filtered in C1 BA B C and L4 to develop the 5 volts output T r 1 I 3 3 I I F L ____J F lq l F 0 0 1 1 r r I I I I I 1 L ____ l i I _A 0 0 0 I L __________________ _ Figure 2 52 1 1 ...

Страница 36: ...terminal CN7 Figure 2 F _ _l 2 J Invertor ON OFF circuit j J j i o lJnO G Fig 2 58 shows invertor ON OFF eli cui k i1f C Jw Jr J 5 gFl S Th e mverfor crrcuiF c6 nlrolle f BY ign l of CN lL JUll V r Vlk 1 1 1 fj CN3 signafll lo rnverto ci cuit stdpih ij k TJ q 3 J b i High Invertor Circuit op eiratEi JiiL 1 3 T I 1 j 1 J Jj u Ol J Ti j 1 c j 0 _ i b F _ h II Irii But this operation is available und...

Страница 37: ...3 4 5 9 Replacement of DS2 or DS3 or le7 c When 5V output was gone low voltage or high voltage Adjust 5V output voltage by VR1 5V output is not changed RepiacementofPC1 arlC 2 31 C20 and C20 Nagood Replacement of IC1 Replacement of D5 e When 12V output was down I Check DC voltage between 11 _______ C22 and C22 I Good No good r Replacement of IC2 I I Replacement of 06 I f When 15V output was down I...

Страница 38: ...Table 1 STABILITY lI l i 1 4 j 1 10 Table z 33 j 1 I lri I i L_________ 4 C Specification of output timing a Output timing chart 1 1 Una a 2 5V OlSlp t tll VOUtputs I I I I o l 1Malt 1 1100m ec I I I 1From 1100msec I to 500maec i It is point that 5Voulput math at V 1 Vs 4 45 4 6V I I Figure 2 60 10 l 2 3 2 b Ability of ACL r Mw C P _ 1 i O rii O cO nlunit i008S IIi 0I11 1011fC 1 8U b uorlG lisqeFl...

Страница 39: ...of the display data on the first row of each screen section While the data is diplayed on the first row the LCD unit receives the data for the second row When the 640 dots of data are transferred and latched at the rnegative edge of the CP1 driving is switched from the first row to the sencond row The sequence is repeated for all the subsequent rows When data is displayed on the 100th row of each ...

Страница 40: ... _ C P2 I 40f4pll ses D 1 1ransfer for 1he 100th row r I JOOCP1 pulses ICI 1 L ______ __ J j 1 1 SU tt VIH O 8 UJ VIL 0 2 1 D 1 1 Ii 1 lJi 1 1 i I i Bias Voltage Generator Ie M f I 1 I 640 I dli D6 is IT J Ii i lill 1 __ i I TI r 1 i Figure 2 65 Circuit black diagram il l liL n J 1 J J 1 i 1 I ii J YE L 1 0 ii iT i Pi 1 ii l i 1 n li n J jb iiJI 1 I Ji i fi C _ i 1 h711 ii l l _ jJ Ii l i jr 1 i r...

Страница 41: ...ek method is adopted see 4 5 3 2 Performance Iist 2 High density mode 3 1 Azimuth 18 max Index burst 200 ps lF2V max Head amp output 2FO 15V min with Hitachi Maxell MD2 256HD in use Modulation Resolution Time margin Magnetic loss Asymmetry 20 max with Hitachi Maxell MD2 256HD in use 60 min with Hitachi Maxell MD2 256HD in use 300ns min measured after write 70 min xl00 400ns max V2 Output after mag...

Страница 42: ...al 1 _1 1fi fv1CtrOR ON I L l i I i I 1 l I JlI J d 1 I I J _J 3 11 l An drives connected are operated by thiS signal irrespective of DRIVE SElECTO to 3 j 1 _ J ii It is PO i i tl rci h tr1 the spindle motor using DRIVE SElECTO to 3 instead lfdpis sJ gr l9 jJ J r tl 1l I 1 W tlje jump tl J s d See 9 1 1 h 1 i l i l I RI C t lb fiJ S f l C I _ J i ir iS Si g n al i s u s e d t o f e le c t t he h e...

Страница 43: ...is not sent out until it became internally ready 34 READY This signal goes low when all of the following conditions are met e1 All de supplies are on 2 Disk is inserted properly in the drive unit 3 Disk must be rotating with a speed of more than 70 of the given rating The signal is held within the device when DRIVE SELECT is at a high and it will be sent out when DRIVE SELECT turned low 34 DISK CH...

Страница 44: ...e NDC870 acquires the control for the interboard bus data address control signal it starts to execute the microcommands from the top address of the microprogram to do a series of operations data transfer disk drive control The control is then is handed to the Z 80 MPU after completion of a series of operations th No C870 ECC wfite signal I i Wherrah er or i io nd during read the control is eturned...

Страница 45: ...IS at alow the syncronous field IS continued to write At a low to high transition of the NRZ serial data the NCL2000 modulator demodulator generates the address mark pattern Thereafter the NRZ serial data are demodulated into a 2 7 code by the NCL2000 and the ECC 7 bytes are attached to the data field and the data are written on the disk Format Track Write INDEX I 1 i iii 0 0 2 I I I I I I I IE AI...

Страница 46: ...is aL the I O address in 1F7 177 after power on to check that the SOH is in the statu register _ _ OVA38 eJJ Nt t870J fri faiibt J mut 31 IU 0 38 1 3Tu JiimlO mOT gflii llJ A fI01 398 j 001b J 2i J1A OfI 31 AD l DtfoHhli at 2dai8 lI EiKj3nClj r d jcbmmand An error evokes after a successful startup j J 1 i r 1 1 O 1 _ dj Se KJr rrar i c jl JT 2 h l mJW j C i i l 3 l1 no l i 1 1 Ii TIlIJ l fFT 2 he ...

Страница 47: ...r eight times of retrials 1 9 Shock resistance Operating 3G 10ms during write 5G actual 7G 10ms during read sinusoidal halfwave Non operating 70G 10ms all axial direction sinusoidal halfwave 5 1 33 to 500Hz 2 0G peak Longitudinal axis Z and horizontal axis X 7 to 27Hz 0 75G peak 27 to 33H deviation O 50Bmm 33 to 500Hz 1 1 G peak 1 11 Weight 860 grams HDD only 1 12 Physical dimensions See the table...

Страница 48: ...nal value E c OJ 1 8ns max j m l Q h i 1 01 7c Jitter of less than 6ns is preferabie for the oorifrCiirEir toBe used used iit c onjurictjon 1 rl hoT i Ji J l U 0 1 i i 1 1 J 1 V y J i oj DEFECT CYL HD SEC CYL HD SEC T 1 1 J Lw i 1 i 107 0 3 _ i 1 1 j 1 i I j J J 1 jr 1 1 1 1 j I Xi J j I U II Jill 1 5 2 11 n _ j 1 Ii 1 j jj D Y 1 I J_ I J Ii 1 Ii I i i H j1 j j Ji J __ L _1 J i JI i ...

Страница 49: ... or UT300A error adjusting tool or frequency counter Measuring method 1 Connect the power cable of the instrument with the wall outlet and turn power on after a lapse of more than 15 minutes which is required for the instrument to become stable 2 Apply probes to test pins TP1 and TP7 GND of the main board 3 Connect power supply MFD LCD or CRT to the main board and turn power on Insert the test dis...

Страница 50: ... 9 9 Of9 mJSot9 tp P r9Pq El M E E Jflpiltimg fil9 iJ1t f 19 r j J ir g 1 I lmer i OJte architecture the 80287 adds over fifty mnemonics to the iAPX 286 20 instruction set ma ing lh eJAi Xli286 20 a complete solution for high performance numeric processing line 80287 Cj llmplementeail1li N channel 1i Fl depletion load siIicorf gilie fecHnol ogy HMOS ai icfpa cKa ged iWa 40lpihcerilip pab kage The ...

Страница 51: ...it of the status word This signal indicates that an unmasked error condition exists Processor Extension Data Channel operand transfer request a HIGH on this output indicates that the 80287 is ready to transfer data PEREa will be disabled upon assertion of PEACK or upon actual data transfer whichever occurs first if no more transfers are required Processor Extension Data Channel operand transfer AC...

Страница 52: ...i8 F16 bltsysfems L I J i J j i i_ l J T_ i J l _ 1 _ j _ I Ta allaw full user flexibility theP rpgr irn memary is l v iI ble m either ROM orUV erasable EPROM All UPI 42 devices are Jully pincampatible for easy transition fiam protaiype to prodctGiian level de igns These are the memary Gonfigura ti ill 1s available i l 1 1 l 1 1 I LI uPi I PrOgrammlng I i Device II 1 flg E a qM I I 1 1 Voltage 804...

Страница 53: ...f unused READ 1 0 read input which enables the master CPU to read data and status words from the OUTPUT DATA BUS BUFFER or status register COMMANDIDATA SELECT Address Input used by the master processor to indicate whether byte transfer is data Ao 0 F1 is reset or command Ao 1 F1 is set WRITE 1 0 write input which enables the master CPU to write data and command words to the UPIINPUT DATA BUS BUFFE...

Страница 54: ... Crystals i l 46 td 2da WT igar j r i ri PbvJel t LBi Fr dJ ncy TiHi B se ___ __ 4 n 10 20_ mW_ TypicaLDp erating__ ower at High_ Fi q ncy Tfn e H l Bq E JI i I T j 1 Jni1rt 9r Y B 3 p f f a tipr 0f Iil le 1 91 r J99 r r arJ d f1 I 3rm 12 or 24 Hour Clock with AM and PM in 12 Hour Mode e DaylighrSavings Fim opti6n j P e AJttjHi t cf Ehi 6fMdhrf rRl g6giri itlJ ri A t9Jn ltic Leap Y ar_ ornpehsatid...

Страница 55: ...er Vl Square Control 6 2 Wave OUI Vl 1 DVO DV2 Registers A B C D 4 Bytes Bus Interface k Clock A Clock Alarm Calendar Calendar RAM Update no Bytes BCDI Binary irleremen User RAM 50 Bytes v Figure 2 MC146818 bus timing AS DS R W ADO AD7 WRITE ADO AD7 READ r VHIGH VLOW 1 _ r 1 I t xx NOTE VHIGH VOD 2 0 v VLQw o a v lor Veo 5 0 V 10 7 6 k r t IX r _ III r I PC 7200 CKOUT CKFS Hz SOW IRQ RESET PS ...

Страница 56: ...e oflh_e CKFS pin as shown in Table 2 CKFS CLOCK OUT FREQUENCY SELECT INPUT I I When the CKFS pin is tied to VEl6 il causes G KOU1 to be the same frequency as the time base at the OSCl pin When CKFS is tied to Vss CKOOT nnhe OSCl time base fre quency divided by lour Table Z Sul hri l3T1Tes the effect Of CKFS Table 2 Clock output frequencies Time Base _ t lop k e C cl O oo k _E q ncy IOSC1J Select ...

Страница 57: ...output of the MCl46818 that may be used as an interrupt input to a processor The lAO output remains low as long as the status bit causing the in terrupt is present and the corresponding interrupt enable bit is set To clear the IRO pin the processor program normally reads Register C The RESET pin also clears pending inter rupts When no interrupt conditions are present the IRO level is in the high i...

Страница 58: ...rds Scrolling scan line by scan line Scrolling character row by character row The cursor format and blinking In the non interfaced mode 6800 family and 8080 family 2 2 LCD Control Functions Display format Full display non divided screen Data outputs Duty Programmable Front composition Sync signals Artibute control Built in oscillator circuit Upper and lower display divided screen 2 bits 4 bits 1 2...

Страница 59: ... EXSYNC is lOW VSYNC output EXSYNC is HIGH VSYNC input 22 MAO 0 C l Output signal to provide refresh memory addresses I I 35 MAI3 36 FlOA I C l Input signal to float MAO MAI3 and RAO RA4 outputs It is an active low signal 37 RES I C l Input signal to reset this LSI It is an active low signal 38 lPSTB I C Input signal from the light pen detecting a character position 39 DUTY I l Input signal to det...

Страница 60: ...p O tIie bCb dat a t outputs the 2 bit or th 4 bit data outputs T J 1 j t fLt l t m u _ 1 i c 73 VOD 74 75 OSCl I o L These are the pins to which a cr ys tcir IS atl aGhet in th inte fri iii oscillation on mode of lCD On the use of external Clo lOS C1 i I Me Qt f saJ t lKi p1f i I1 j 1 i j i 1 1 1 OSC2 L I 76 VSS System ground J I 77 I WiDE 18 DSHC 0 79 DSHC o I 80 FRMAC o I 82 DLAT o I 83 SYNCLK ...

Страница 61: ...put address to the C G ROM CRT mode ROMADR is HIGH LCD mode ROMADR is LOW 21 24 RD7 RDO I Input data from the C G ROM 27 30 25 VDD 5V Power supply 26 VSS System ground 31 36 MD7 MDO I O 2 Bi directional data with the video RAM 36 40 37 VSS System ground 39 VDD 5V Power supply 41 CRTRAS a 2 Output signal to enable row address of the MN1288 42 CRTRAS a 2 Output signal to enable column address of the...

Страница 62: ... i__ J __ _ 94 CCDcL K 6 2 O jtpU t iock si fmiri tI1eTC n D ode c6Hnect t9 the_qscI 9 _e N1288 95 r C TCLK 0 z i Ou_tpu t cidck siiinai in tHe CRT rrlod _ _ _ J j oK ri t tO tf CLK o f the N l2_8 8 97 98 99 100 DSPTMG 1 _ In put D SPTf 1G sigflal from the MNI i 8 GLJoisP GLJRGON XI VOO I In put CUD_ISP si gdcil from _the MN I2Ira 0 2 Output signai to control_c_ rsor blinkin gin ih rCD o d In thlt...

Страница 63: ...y 3 For the LCD display it enhances to operate in the color CRT display mode using the attribute or graduation feature 4 There are three kinds of attributes for the LCD display 5 There are two modes of four and eight tones for the LCD display 6 In the LCD 8 graduation mode it is possible to choose any pattern of tone 7 For the LCD display attribute it is possible to choose intensity based emphasiz...

Страница 64: ...288 50 PGAD1 a 2 Output signal to video RAM 51 RAS a 2 Output RAS signal to video RAM 52 CAS a 2 Output CAS signal to video RAM 53 OE a 2 Output DE signal to video RAM 54 WE a 2 Output WE signal to video RAM NC NC VDD M iJ iN ADRDEC CFMES RESET MEMW lOW lOR CE A2 AI An DO 01 02 00 EM OS DB 0 MOOED MODE1 LeDRV V55 NC NC i9 a oi pufsignal to cout or ala ou 60 q VCO C ovi r d C p 161 ND G leI Jr h I ...

Страница 65: ...gh Z when the CE is HIGH 3 MN1294 BLOCK DIAGRAM PC 7200 M08 MOO A3 7 DO lOR lOW MEMW r 2BYTE WIDE ENROM CATes 14M RAO MA12 CHACLK MACLK CRT LCD 1S 28 CPMES ADRDEC LCDCLK CRTCLK DIR GATE XACK RAMA CURCON PGAD1 PGAD2 OE WE RAS CAS CRTRA CRTCA CPURA CPUCA 110 BUFFER I r MODE CONTROL 1 TIMING GENERATER J TIMING CONTROL r rl l U T J LCD ATTRIBUTE CONTROL I I DATA LATCH DATA LATCH LCD GRAPHICS DATA CONT...

Страница 66: ...ister does not affect the LCD mode 4 Selects Intensifit d Set j Colo in 320 200 Graphics Mode I 1 1 zselec tS JntenS ified Borde r _ OIQr in Cnar cter Mcide i i I 13Il Sele cts clnten j E und oror 3 _ 2D raphi Mode I J i J Select htensified Fo groun_dj C9ror itl 640 2 00 GfclPticsi Moder _ _ 1 r i01 Q J J e qJsi I y j Br I Rt 0umt GQr9 rl in o3 Q 2QO G ap hic Mode jfl i 0 Selects Bllie J or1 grQur...

Страница 67: ...e Mode 1 80 x 25 80 x 25 Character I 0 I 0 0 I Color 80 x 25 Graphics Graphics 0 I I I 0 Monoclvome Monochrome 320 x 200 320 x 200 Graphics Graphics 0 I 0 I 0 Color 3 shade 320 x 200 320 x 200 Graphics Graphics I I I I 0 Monochrome Monochrome 640 x200 640 x 200 PC 7200 4 9 The Relation Between Shading Pattllms and Numbers Shading Patterns hading Number I If I2f 3f 4f 5f l 6f l7f 8f 9f l Af lBf Cf ...

Страница 68: ... M B If j lSB 7 16 5 1 3l 2 el eo el co C 0 I I 0 Cl co i i P9sition c A ltJ ib ute J I 1st 2ni t 3rd Jln D6t Position Ij In 320x graphic friod f byt Tn tRe viaeo RAMrepr rits 4 a ts on the CRT Each 20bit of attribute indicates the color of each dot Th9J coldr is defined by coIO r SE IE3CO reglst er1 Sir1 Jaf coiofls select register selects the color set in 320 x 200 graphics mode When bit 2 of mo...

Страница 69: ... N Normal R Reverse A Alternate Font 7 20 PC 7200 5 3 4 Character Mode 4 In this mode the characters are displayed in shading and character iptensity is reptAsRoted rnt alternate font The shading types are selected by attribute bytes The character intensity is available when the C G ROM has alternate fonts 0 1 2 3 Y 4 5 6 0 7 z l 8 0 cr 9 CJ A ll B C D E F FOREGROUND Bit 3 0123456789ABCDEF 1 _ _ F...

Страница 70: ...l register is a 0 color mode 2 types of shading are available One is the 3 shade mode and the other is the 4 shade mode The input of the MOOEO pin selects the shading modes When the MODEO is a 0 the 3 shade mode is selected When the MOOEa is a 1 the 4 shade mode is selected Monochrome Mode I r CI C O I Dot 9ndition L j 0 P I DD I q 1 iO Half iine J j 0 I LlT 1 1 i ___J H Cj Figur 5 16 620 x 200 gr...

Страница 71: ...r display format in the LCD mode Notes 1 Alternate Font When the MOOED is L and the 1 bit is H the MN1292 outputs high level to the CC8 address bit of C G ROM II changes the character font patterns to the alternate font 2 Shading When the MOOED is H and the 1 bit is H the character is displayed in half tone 7 OPERATION 7 1 Display Operation 7 1 1 CRT CRT LCD H In the CRT mode the addresses from th...

Страница 72: ...e generated fro m Me firsffaUing edge of G fiAGLI _ Timing dfawa s are s hown in Figure 1 14JJ J 1 i 1 _ Wh iri the displaymode CR l cir lCDrisi hi iged yhil et e Ml Jl 92 is operating the MN1292 will reset itself _and synchroniie witlHhe M J1 8 8 jsl g the Cf ACIlK _ hii J j i J J ri 1 _ i I I J i l iU l_ kJi 1 1 1_1 7 4 DisplaySize aiiifo 1 7atirigFreqlie c ybftheB MN1288 2j _L _ _ _ _ J cD8 F D...

Страница 73: ...T is H the number of vertical raster is 200 rasters The ROMADR signal controls the character font patterns The display size calculated by the values of Figure 7 4 is shown in Figure 7 6 98 Characters 784 Dots 80 Characters 640 Dots 18 Rasters w Ui w 00 8 Dots Horizontal Retrace Period w 00 Di splay Area i i w I t o Vertical Retrace Period Figure 7 6 Display size in the LCD mode The frame frequency...

Страница 74: ...O RD ______________ R D n _ ________ __ o R PQr 1 _t x VIDEO CHACLK B __ JXL_______ ln 2_______________iX _____ _ ________ ln T ___________ JULJ1SL Figure 7 7 Timing diagram in the ClBlirmdtfa 11 nI i f 3 _F U 11 I i dd n llj 1j r__ I l lll jJ 1 c d 1 i I i l _ f t i 1 1 11 Jill I _ J1 i I MAO MA X ________________ M A n __________________________ X __________ M A n _____________ J _ 11 _ L Hi Z R...

Страница 75: ...S CPUCAS DRAM ADDRESS CPURAS X CPUCAS XL___JlXL _ _ r _ _ _ CPU WRITE DATA MDO MD7 XACK Figure 7 9 Video RAM access by the CPU in the CRT mode Write L _ _IlL_ J DRAM y ADDRESS 11 CPURAS X _C P U RA S JXL_ __ MDO MD7 ___ lli I V L_ CPU READ DATA XCACK Figure 7 10 Video RAM access by the CPU in the CRT mode Read 7 26 PC 720D ...

Страница 76: ...____ CPU WRITE DATA MEl OmMO XACI I Cigur 7 11 Yideq RAiI I_1 cess by the CPI1 in the lCD mode Write _ _ 1 r I i r _ _ IU L _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ JI 71 CPMES CHACLK 1 _______ 1 C u__h _J _ _J J L nL _u __ ____ L I eRTRAS L Lr_ _ 11 u 1 __ __ uCPURAS CPUGAS n 1 u f _ 0 1 I 1 1 1 _JH i I l ____ ul _u___ ___ ____ AM ADDRESS j ji 1 g MD7 XACK 1 I 1 CPURAS X C P UC A S_OX________ JX _____ IX ...

Страница 77: ... I I I I II I I I I I j j I 1 I I I I I I H _ lnl _ Hi Z If the CHACLK falls in this period each signal outputs as above Figure 7 13 Reset sequence in the CRT mode _ 1 _ Hi Z Hi Z If the CHACLK faUs in this period each signal outputs as above Figure 7 14 Reset sequence in the LCD mode 7 28 PC 7200 _ 111 _ L ...

Страница 78: ...I _ _ _1 J L _ _J 1 t L _ _ __ J r j I fl ItL lt ____ r 0 1 _ _ __ i 1 w iii f fi 2 1lIc il c9 r i g l r J J d dJ j _ f Yliil r f H 1 c B f IL J h j 1 29 11 J l _ 1 1 L L 1 ___ 1 lrl L i i I lH l r H Ii I N I X w I u 1 _ ...

Страница 79: ...lROLL NPC51 1 1 oUSTN ERftORH NIII PCIOI IIlCHCKH eLK elK YFO 19 1611 elK TO FROM FD AND YfO tAD FeZ5 A B c D I I II I 11H 112S I I I 1 II I E F G I II I I J1 1 1 1 H 11250 I ARALLEL STUUS DECODE COHlfttlLl lOGICS n 1 IIn1 11111 I II I y 1 1 DISI TlIIE DISI CO E SERUL IISo KBClII CEN1RDN1X 110 INlERFACE F l fRMIE SIGNAL GEH G H H 5 CHIEN I CHIEN IIHN HLDA 6818RII 68111AS 681805 RAM OS 6 5 8042 CS ...

Страница 80: ...I 1 l i n it tI 40 il en u tEO BOARD i i I I r _ j I _ I Jl L _ J U i r I I I I I I I I I __ I Ii l I HODEII l I BOARD I I Ii __CE Q I__ l Ii I rrTiloHl I I I 1I I I _ _ i _ illl j I l __ 1 Lrt l r iPj_1 1r LJ Fu UNE PIIONE PC 72 1 FD l PC 1Z02 FD l FD 2 PC 7221 _ FIl l HD HD CON1ROLLER 3 P EXPAHSlAL t D ti S6 C0 3 p lUJ H jcri J j __ D r I A 8 c I1AIN IIOARD IO PRINTER D SLDT 61 E 1 Ii r _ CDNl l...

Страница 81: ... w u III t II t I 1 I I m 1 N 1 i i i I c n s B t 1 H H I I H_ r 1 iii llHi l I B 2 1 N 1 I 5 1 P C 7200 I 3 c w u f ...

Страница 82: ... LL w Q u c liJ i ii 1 J a J i icL o f 1 Ln i 1 I I cn C r I 1 1_ 4 H i i I j I J I I i i I _ i t J j w u ...

Страница 83: ... N I XOI XD6 XCI XDS XD12 XOII P I N_ g l 1 151 1 1 1 I l XDIS XD r i XD14 nXD1 nXD12 b N iil E l X010 r ilL l tv ell I i 1 l IAi 02 AIAIIAI II C j l l I XDI r i9 I 6 4 I Nrf I 0 0 P C 7200 r c r i _ J f I xo _ X02 XOI I I u ...

Страница 84: ... D _ 0 I i I 1 i 0 w j 10 I 00 Lf N 1 I I l I _ t _ I I L_ _ _I Ii t t f k N u OJ C _0 1 llh 0 ...

Страница 85: ... L J lZ_SAl la 9AI 12_9111 16 3111 16 9111 W Z 4111 16 3AI 12 AI 16 9111_ IS SCI IB SCI 16 1DI18 4111 f3 19 4111 9 5 IS SAl H u I I I I 1m I I w 2 2111 l1 SAI I 1 2AI I ...

Страница 86: ... r d I o i _ L 1 0 I H 1 I I 1 UJ 1 I en Iii tfll c I I I I lie I I r I 9 IAI w 19 2AI I fl 2HI I u I ...

Страница 87: ...I o 0 I t 0 ct I 0 W o 0 I I 0 g c I 5 5 I r E D I I t I IH l 5 5 5 12 E I I I B B m I N 3 ij 5 5 5 I J U E 1 0 I o 5 5 5 I N PC 7200 I r 0 1 F 5 5 5 5 5 oL 1ii F i 1 t DU l ou Po t Dul r t t _J CPl 5 5 I u ...

Страница 88: ...____ 1 0 _ _ ___ __ _ ___ _ Ln m N r cd w I I i r I _ _ m ...

Страница 89: ...l0 CII2 A20 11 5111 5A12 5AI2 IClll Bl0 CHZ A19 A13 5A13 S 5A16 Sl 6 tCN1 B9 CN2 A16 SAl SAl ICN1 A CN2 A15 tClll_CS CIIZ_AU 5Ale SAle ICN1 BS CN2 l13 SAl SAl ICNI AB CII2 AI2 CNI C22 CM3 Cl tCN1 A2MIIHS tClll B22 CNJ 1 1 3111 LA21 tA21 III A22 1I3 1 Elm lA2Z CAD r026 3 ICNH21 CN3 1 15 4111 Sr1Enii 5nEKR CII3 819 CN2 12 UI Clll C6 CH2 B 12_4Al IIW S W Clll_BE CII2_Bll iJii CN1_B1 CN2_1 14 CH4_AI2 ...

Страница 90: ...DRQl SA1Z B19 I REFRESH SAll B20 eLI SAIO B21 IRI SAg B22 lRI SA8 B23 IRl SA7 B24 lRI SA6 B25 IRQ3 SA5 B26 DACK2 _SDlO Cli SDH i e 1 Lt 1 1M TiC SDn C28 SDM B A28 SA3 828 I ALI C29 mcxrr A29 SA2 B29 SV u DACKS C3iJ J RQ J 2 A30 SAl B30 11 1 11 1 1 JSj1 DRQ6 C3r A A31 SAO B31 TURQL B32 C31 tEc L ose GND _ i 11 _ L l _1 L 1_ 112 7 LCD CI C in N Signal I N Signal o c 1 c 1 GND 2 S 3 epl 4 CP2 i 2 u _...

Страница 91: ...G H lAA l11 9 Printer 10 CRT 6 in N SigD1I1 in N Signal in N Signal in It Signal 1 STROB 14 AUTFDX 1 GND 1 Z DO 15 ERROR 2 GND VIDEO 3 Dr 8 IlHT 3 a me DZ 17 SLCTIN G V me 18 ORO 19 GND OS ZO ORO a os Z1 GND 11 LED 5 9 D7 ZZ GND 10 AOK Z3 ORO in N Sig al 11 BUSY GND r IBD eLK PE Z5 ORO 2 KBD DATA J3 SLCT 3 SV STAND BY SELECT A 13 Power 1 SELECT B 4 in N Signe i GND a LCD CONT 1 OFF LCD RV 2 12V 10...

Страница 92: ...LL fi U 1 L ___ __ _ J 8 13 n cc iLl 1 _ w I I I u I L CI ...

Страница 93: ...PC 7200 MAIN P W B I I M4V02 ALS245 8 14 ...

Страница 94: ...0 0 II o I 0 Il r r I I Z r a 5a Q 5 5 i X I _I CQJ 1 I U r r I I I L_ _______ _ ______ ______ _ __J rs r l r JS 4 ro o I t L _ J r 1 ro I I 7 7 t 7 i iiiii o La N _ _I I I I I ________________________________ ____________________ ____ 1 8 16 N x J 5 H I Q u N ...

Страница 95: ...C_6 ___ r ir l lti i 1 I I r r I I 0 I I I II D I I I C32A R24 C33 IH tv 1 _ I 3 4_t J C44 R40 R L _________ _ I I rJ I I I I VRI L J I II Ilr J iil I 1 ZD3 R 5 I I L J L 1 1 1 1 11 C O R23 31 z n 8 27 m r 0 u u L __ Il1l Clg R14 CISA C17 R31 o n z PC 7200 POWR SUPPLY P W B 100V SERIES Z 0 III D 8 28 ...

Страница 96: ...III W it w III l S o II o J 11 11 l III II W 11 r 1 I I I L _______ _ r Rill lyJ u 1 I I I 1 PQWR SUPPlV P W B 20PV SERIE 2 L o m I I El 8 30 ...

Страница 97: ...a Hong Kong Pakistan Argentine ESGI Iraq U A E Please note that some of components were replace by new types which are marked with an asterisk While the parts code of the new type is given in Parts List the parts code of the old type is not Since the old types were used up to the 301 st production unit whose machine serial numbers are listed below all those three components marked with an asterisk...

Страница 98: ...cable pIaIe C Cabinet lock button C Cabinet lock button C Screw 3X6 C Screw c Cabinet lock lever l C Cabinet lock lever c_ _ Cabinet lock wrin _1 C Lock lever an Ie C Screw 2_6X6 J C Cabinet lock sprin e 2 C LCD rutch pawl C Push button bar C Push bar stopper D Push button D Push button C Push bar C Push button sprin G Button case C Button case C Screw 3X6 G Push button pin C Bottom housine G BoUo...

Страница 99: ...i 0 N I H II NI CC 13 l I D J 21 22 2 28 30 31 32 lP 33 34 D 35 p 4 n 43 lPN 44 w 45 q 46 A 4f A Jc z 7 56 C 37 58 A AC A ji u IHe H I Q K K A A 0 A A B N A A N N N I I I I I I I I OV I i OV I 8 3 PC7200 DESCRIFTfON fIiVi G nM i PC 722l j PC7200 2J M am frame unit ...

Страница 100: ... Z AW N N N N N ev e plate I i I i linder uni i N I Binder unl nclu es linder uni inclue es linder i nclue es No cord I eve sleeve er case er add inder ev cable manua manua for MS DOS manual for MS DOS ey ten plate e media N ummev Dackin for inst book caSE or er uni i es er uni i es er un i E ceD V V Exce mv H IH g U ESBI u I IG onlvl j j I Iv N N N eN N case manual for GW BASIC invl bee manual fo...

Страница 101: ...96H O Q 2 Q HNI l2 I l I 11111 23 11111 24 31 _ ONLT A lYPE _2 ONLY B lHE IILZ 11 I114 115 1I6 II 1 001 B lIB 1191120 j12 122 1231 16 I81 I 86 I 19 84 89 124 5 126 E mIll I 11 11S 11 r 11 B liB 11I ZQ 1121 112211231 2 1 1 1 1 1 1 1 1 1 1 1 1 1 I 0 I I 18 19 2Q 21 22 23 24 ZS Z6 n I 0 32 I33 34 35 36 31 35 I 39 40 41 I 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 A TlPE lASe II J B nPE DjN C O_ 0253 A B c D E F G...

Страница 102: ... t 720Q _ _ I i i 1 i 8i 18 ...

Страница 103: ...PC 7200 N 3 g g iii i r t t t J N _ L r C L 1 IT 0 il w Is J tn u u L 0 III I OJ D c _ I IT I 51 III D 0 3 Ul J en N 8 19 ...

Страница 104: ...O SD 7 SD6 SD5 SD4 SD3 SD2 1J f SO I r i SDO 1 153 nr AD AD Y2 i ADR A q AD310 7 Mlfl J 1 70 AOR i ____ __ J I 506 0 j Yo 0 0 1 I 0 0 i AO 71 AIfRI RIYII 172 ADR a I _ n DATA 7 0 x 1X4 i VAl 54 DATA 7 15 DA6 55 DATA 6 6 DATA 5 UA DA4 URO DA DAI DAi A DATA 3 PM DATA OATA P I n iHRt f l I I ...

Страница 105: ... S JP2 l _O NC IJ 13 I NC PHA I TIME OUT 15 REF 0 0 NC JNTR 1 6 NDC870 I B 22 12f 72 18 CfVHDLt V NC ofABLU 140 45 121 DSEL 2 3 D5EL 4 TA TAe TAe NC NC NC PU 6A DATA7 wO _ READ GATE 45 READCLK 4 3J J 4 3J 1 1 un I A Y F Ii TAG I TAG2 i fS M5TEP RWC H5EL2 0 H5EL 2 1 H5EL2 2 H5EL2 3 5TEP 6 RIN iiO JcHvuGATE TRACK 00 SEEKCOMP j f OJ EFAULT j f OJ READY j f OJ rvDEX QX02 l 0 0 ...

Страница 106: ... II I j HARD DISK IIF CIRCUIT O X f l_YJ 6 1 2 C JJ J l r Ji Cl r J to 9 o o ...

Страница 107: ... 5 lORD 12 BACK 37 STRI 19 ROGT 18 WTGT 17 ROOT 16 WroT 15 AMFD 13 ROCK 8 AMWT LSI4 6 0IR il 2 14 2FCK IF 47 0RWC 22 HS2 21 HS2 20 HS20 39 0S2 38 0S1 Ys 0IJ TIJ 7 O OB7 29 DATA 7 OB6 30 DATA 6 OB5 31 DATA 5 OB4 32 DATA 4 OB3 33 DATA 3 OB2 34 DATA 2 OBI 35 DATA I OBO 36 DATA 0 SO 6 0 Ji 506 62 506 505 63 505 504 64 504 503 503 I 502 2 502 501 3 SO I 500 4 500 WOAT 9 WRITE DATA i WRTG 26 WGTE 5 WGTE...

Страница 108: ...T 9 RGT NCL2000 6A F74 3 06 LI 4 AMFOUND 13 MF 2F 3 I 10J F74 R 1M if NRZRD 14 OT OROI 1 23 OK I 15 9niO r 4 WRITE DI1TA 16 fWON OR02 24 2 DLY I PU L 6 READ DATA 28 I 5 8 It F02 II I OOCH CFI9 4 WRfTEDI1TA 35 I Nocd 7 7 UljiF WD 13 l D S 0 9 ODCL I RAMCS 40 CSO 12 3D 4 OCGH ID CF2 5 HDSI 1 Ii 8 6 CGL 2 D i JF 26 fAIN F74 Lfu t3 27 21 10K 13 717 NC 4 fRR2 EPLL 16 4 OCKD r 14 12 fi R3 te 5V OV N ODL...

Страница 109: ...WRITE FAULT 7 13 7 TRACKOO 3 r 17 I 3 1 01 SEEK COMP 4 9 H 6 I 16 C2 READ DATA 12 8 8 J GI G2 L3 14 1 1 19 loopl l I h CN I SvC IB2I UiLJ GND c J 47J i2sv l 12V I 10 I 13 14 12 7 4 17 20 18 IS 19 16 2 CN3 r f READ WRITE I MOTERON 13 DIRECTION IN 14 slEP 12 I IEAD SELECT 7 POWERSAVE 4 WRITE DATA 17 SERVO GAlE 20 READY 18 Tiiii5EX IS WRITE FAULT 9 TRACK Xl 16 SEEK COMPLEn 2 READ DAtA 181 A20 SV yljJ...

Страница 110: ...PC 7290 HARD DISK ifF P W B ...

Страница 111: ...3 4 IS sV 5 6 7 Ii 9 10 11 12 _ A LAR A A L 1 UN r 901 RON r f I i unit i I I II I I I II I I I II I I I II I I 7 PC7200 Oth 1 i Vi i ill I iOn ...

Страница 112: ...00PA7KEC26A05 AK N C Key top H I 0 0 p A 7 K E B 9 9 C 0 5 AK N C K 3 Y top TE KE 5 00PA7KEC25A05 AK N C K y top KG OOPC5KE201A05 AQ N C K tQQ KF OOPA7KEC32A05 AK N C K t KI OOPA7KEC28A05 AK N C K top KW KX OOPD2KE041A05 AQ N C Key top KS KO KN OOPA7KEC33A06 AK N C Key top U V OOPA7KEC26A06 AK N C Key top H OOPA7KEB99C06 AK N C Key top T E KE 6 OOPA7KEC25A06 AK N C Key top KG OOPC5KE207A06 AQ N C ...

Страница 113: ...KS KD KN OOPA7K C33A16 AQ N C Key top U y OOPA7K C26A16 AQ N C Key top H f KEB99C16 AQ N C Ke toe Q T E KE 16 OOPA7K C25A16 AQ N c K tQQ KG _ a P A 7 K E C 2 4JI 1_6 AQ N C to KF OOPA7K C32A 6 AQ N C Kev top Kil OOPA7KEC28A16 AQ N C Key top KW KX ODPA7KEC23A16 AQ N C Key top KS KD KN c OOPA7KEC33A17 AK N C Key top U Y OOPA7KEC26A17 AK N C Key top H L B99C17 AK N C Key top Q TE KE 17 OOPA7KEC25A17 ...

Страница 114: ...KEC23A25 AK N C KJlY tQP KS KO KN 00PA7KE033A26 AK N C K tQQ_ U Y 00PA7KEC26A26 AK N C Ke to Hl 00PA7KE899026 AK N 0 Ke t JQ TEKEl 26 00PA7KE025A26 AK N C Kev too KG 00PA7KE024A26 AK N C Kev taD KF 00PA7KE032A26 AK N C Kev top Kil 00PA7KE028A26 AK N C Key top KW KX 00PA7KEC23A26 AK N 0 Kev top KS KO KN 00PA7KEC33A27 AK N 0 Key top U Y 00PA7KEC26A27 AK N C Key top H 00PA7KE899C27 AK N 0 Key top lQ ...

Страница 115: ...K N C K tQQ KF OOPA7KE032A36 AK N C KgyJQQ KI 00PA7KEC28A36 AK N C Ke to KW KX 00PA7KEC23A36 AK N C Ke to KS KD KN OOPA7KEC33A37 AK N C Ke to U y OOPA7KEC26A37 AK N C Kev top H OOPA7KEB99C37 AK N C Key top 0 T EKE 37 OOPA7KEC25A37 AK N C Key top KG OOPA7KEC24A37 AK N C Key top KF OOPA7KE032A37 AK N C Key top KI OOPA7KEC28A37 AK N C K to KW KX OOPA7KEC23A37 AK N C Ke to KS KO KN OOPA7KEC33A38 AK N ...

Страница 116: ...N C K y top O TE KE 46 00PA7KEC25A46 AK N C K y t9P KG o 0 P A 7 K E C 2 4 A 4 6 AK N C K lQP KF 00PA7KEC32A4 6 AK N C K tQP lKI o 0 P A 7K E C 2 8A 4 6 AK N C K to RW KX OOPA7KEC23A46 AK N C Key too KSKD KN ODPA7KEC33A47 AK N C Kev top U V 00PA7KEC26A47 AK N C Kev top HI 00 P A 7 K E B 9 9 C 4 7 AK N C Key top O T E KE 47 OOPA7KEC25A47 AK N C Kel top KG o o PA7KEC24A47 AK N C Key top KF OOPA7KEC3...

Страница 117: ...p KW KX aOPA7KEC23A57 AQ N C Ke 10 KS KD KN OaPA7KEC33A58 AQ N C KevtOn U y OaPA7KEC26A58 AQ N C KevlOn H p 7 K E B 9 9 C 5 8 AQ N C Kev ton TEKE 58 aOPA7KEC25A58 AQ N C Kev top KG OaPA7KEC24A58 AQ N C Kev too KF OOPA7KEC32A58 A_9 N C Kev too Kl UJ A _ _ _ L8 A_ N C K o KW KX o 0 P A 7 K E C 2 3 A 5 8 AQ N C Kevto KS KD KN OOPA7KEC33A6B_ AQ N C Ke 10 U Yl A 7 K EC 2 6 A t A Q N C KevtOn H OOPA7KEB...

Страница 118: ...op Q TE KE 83 00PA7KEC25A83 AK N C K tQP KG 00PA7KEC24A83 AK N C K _tQP KF 00PA7KEC32A83 AK N C K tQQ Kil 00PA7KEC28A83 AK N C Ke to KW KX 00PA7KEC23A83 AK N C Kev top KS KO KN 00PA7KEC33A84 AK N C Key top U Y 00PA7KEC26A84 AK N C Kev top H 00PA7KEB99C84 AK N C Key top TE KE B4 00PA7KEC25A84 AK N C Key top KG 00PA7KEC24A84 AK N C Key top KF 00PA7KEC32A84 AK N C Key top Kil 00PA7KEC28A84 AK N C Key...

Страница 119: ... EKE 96 OOPA7KEC25A96 AK N C K ev too KG OOPA7KEC24A96 AK N C Kev ton KF OOPA7KE032A96 AK N C Key too Kl OOPA7KEC28A96 AK N C Kev too KW KX OOPA7KEC23A96 AK N C Kev too KS KD KN OOPA7KCC33A97 AK N C Key top U Y ODPA7KEC26A97 AK N C Ke to H OOPA7KEB99C97 AK N C K8vtOn T EKE 97 OOPA7KEC25A97 AK N C Kevton KG OOPA7KEC24A97 AK N C Kev too KF OOPA7KE032A97 AK N C Kev too Kl OOPA7KEC28A97 AK N C Kev too...

Страница 120: ...Ko KN OOPA7KEC33AA7 AQ N C K13y to U Y OOPA7KEC26AA7 AQ N C K to H 0 Cfp A nfE B 9 9 C A A Q N C Kev too O T E KE 106 OOPA 7K tC25AAt A Q N C Kev top KG a 0 PAt K E C 2 4 A A 7 AQ N C Key top KF I 0 P A 7 k E 0 3 2 A A 7 AQ N C key taD KI o 0 P A 7 K t C 2 8 A A 7 AQ N C Key top KW KX 00PA7KEC23AA7 AQ N C Kev top KS KOJ N o 0 P A 7 Kt C 3 3 A A 9 AQ N C Key top U Y 0 0 PAfkEC26 AAg AQ N C Key to H...

Страница 121: ...26AC2 AK N C Key top_ H 7KEB99CC2 AK N C K e to TE KI J 119 OOPA7KEC25AC2 AK N C Key tCJL _ KG OOPA7KEC24AC2 AK N C Key too KF OOPA7KEC 32AC2 AK N C Key taD KI _P A 7 K E C 2 8 A C 2 AK N C Key top KW KX OOPA7KEC23AC2 AK N C Key top KS KD KN OOPA7KEC33AC3 AK N C Key top UY OOPA7KEC26AC3 AK N C Key top_ H OOPA7KEB99CC3 AK N C Key_to T E KE 120 OOPA7KECi SAC3 AK t KG OOPA7K EC24AC 3 AK N Key too KF ...

Страница 122: ...o 0 PI 9 K E 0 0 7 B AG N C Pin U Y TEKEl 207 00P25KE056A AX N C Insulator U Y TEKEl o 0 P 2 5 K E 0 5 8 A AX N C Insulator H KG KF KI KS KW KXl 208 00P25KE057B AH N C Insulator 209 OOPSKFLAFOOOA AH B Switch soft oush 210 00 P S K F L FHO 0 0 A AK B Push sw itch 211 00 P 19K F 0 0 9 B AG N C Pin U Y H KSl 00 P 19K EO 0 9 B AG N C Pin Q T E KE KG KF KIKW KXl 212 0 0 p2 9 K E I 8 4 A AV N C Cable 21...

Страница 123: ...K I 112 IIMI 114 mooOOO1O I I ill 118 119 120 EDOOditlll nntililOjD jiIJmrm II I OOOOQ2OJGJJW II 0 0 0 rn lD 0 0 J J 0 J 19 PC7200 U Y Q T E KE OD D 0 QD B 0 D GDQD 8 00D H KG KF KI KX KW KS 0 OD D 0 QD 8 J 0 2J QD J I B 00D ...

Страница 124: ...Hi 2 K 8 4 3 0 N C N N I O luF rvstel lock resist I W IV OpF IV BOPF I 3F D lor Or 5 901 CPW 4 8 Q N E I Kev PW8 unit 4 A CO I 8 Q N E I Key ID Mairi P WB uriit 129ACZ crew 3 4 A protect cep DESCRIPTION Y N_only N c ep______________________________________ N cep E 8 N N N r G ID r C 50 r C 1pi in ipIC Pi W in 6p 40P ess Z sor i 2 z r s o Z A I so Z 4 A Z A i iJ 1 U only 2Q ...

Страница 125: ...V 1 Ai 2 iii I A 1v A l IV D Iv 5 15 S N 1 N S 3N5 J2 CC 468iBP 5 5 7 2 1 I 7 T C 4 0 TC c T L Qs IN 3 1 lj h l li D s 1 A A A A A A AW A 9 A 1 1 A 98 g A HF y w iii iii N N N N N N N N L I 5 AIT IE t I j _ HH 1 AW N 991v F 0 N 0 IV1 4 s r i jj I I I i 21 Ii N k resdor resdor i r lX I i tor NV VV vvv i VV IV 1 47uF D4ruF IV TMNi Zl I g I G f 72 F iii 72 S R M 3 R MHi g 21 pe7200 L i I G H ...

Страница 126: ...unit o o o n DES C RIP T ION U Y LG Q I l DESCRIPTION i I i switch 30in1 50inl 50in I I i 11 lonl mD th r I Ion I t r Other i AC02 AE N E I Valiabl resistor PWB unit 901 IF 6AC03 AE N E I Valiabler sistor PWB unit IF 6ACOI AE N E I Valiabl resistor PWB unit _ Power supply unit 100V series NO PARTS CODE IPIliCE N fK OF 2 H J N N N 1 YV 10pF VV O OI F 22 DESCRIPTION ...

Страница 127: ...PARTS CODE i RA K 1M RK IRA k F 77 F 7 IV 7 Z 7 A PJ 2 A 1 4 1 7 7 I l PH 0 IOIR 9 3 fa I a I a 1 a IN N N N N N N N N N N N N N N N A i ta sta I Upe317H 751l ut IDti al iSDlatm Dsistm C 0 tm to n tnc ito to ito i 23 PC7200 l4 Ip IR Ie IR R ...

Страница 128: ...OBRRS2FBIOO J AC C Unit 901 ROENC 10 0 6ACzz BX N E iITI Power sup y_ unit 200V series B B 9 I B o E IS IC E I R C I V I H IF 1 3 H 8 8 1 4 5 Bce L C O SN 5 f L f L 4 I L PB 1 1 t 1 A A A A A A A N N N N N N N N N N N N B D ESCRIPt ION Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Resistor Power suool unit lOQV seriesl 16WI 22000F 25WI ...

Страница 129: ...0210lR 103 R I A 1 0 1 _ 1 1 21 2 1 o I A A A A N N N N oslstor I e col e COl ecol 10C col stor Istor tor tor tor le stor eslstor tor tor tor tor I Ipr leslstor leslstor leslstor lesl lor lesl lor lesl lor I eslstor leslstor esstor lesl or esor Resistor R 1F 8 0 Resistor Jnlt 90 R E N C 0 0 7 A C Z Z 8 Y N E Power pplv unit 200V series 25 PC7200 TH R5 lR R ...

Страница 130: ...WB unit PC 7221 only NO PARTS Ol E_ fI K I DESCRI PlION m IPI 1 o 1 dNS c 4L 4L 4L IS c JII A A CRG 1 10 A lr6 25WBl ill OOuHl I I luc I I vstal e j Hzl enso 2V I V 4 sock et I A 0 t 90l I U N T K 93ACZZ K N E HD Inte face PWB unit 26 ...

Страница 131: ...N E LBSHZ2037SCZZ 2 53 AD C I 7 901 BQ N E LHlDW2045SCZZ 2 58 AC C CSQCAIO 17CCZZ 2 35 BE D LPiNS2030HCZZ 1 30 AH C D 1 LPiNS2031HCZZ 1 2 AD C DFLP 1085ACZZ 3 l AZ N D LPiNS2032HCZZ 1 5 AC C II 3 104 AZ N D LPlTPI013ACZZ 3 13 AC N 0 DFLP 1086ACZZ 3 I AZ N D II 3 101 AC N 0 DFlP 1087ACZZ 3 15 AZ N D LPLTPI015ACZZ 2 AH N C II 3 116 AZ N D LSTPP2004HCZZ 1 18 AC C DFlP 1088ACZZ 3 15 AZ N D LX BZ1020AC...

Страница 132: ...E N C ROENCI006ACZZ 2 22 BX N E QCNW 1184ACZZ 8 21 AW N 0 I 10 901 BX N E QCNW 1186AC22 20 15 A U N C ROENCI007ACZZ 2 22 BY N E QCNW 1187ACZZ 2 9 AH N 0 1 11 901 BY N E QCNW 1188ACZZ 2 8 AC N 0 RMPTC4102QCKB 8 41 AC B QCNW 1 189ACZZ 2 25 AH N C RMPTC4103QCKB 8 42 AC B QCNW Il9tACZZ 1 75 AH N C RMPTC4331QCKB 8 43 AB B QCNW 1193ACZZ 2 45 AF N G RMPTC5682QCKB 8 44 A B B QCNW 1194ACZ2 2 45 AE N G RMPT...

Страница 133: ...022ACZZ 3 205 AW N D VRD HT2EY154J 9 10 AA C UBDRPI02JACZZ 3 205 AW N D VRD HT2HY565J 8 109 AA N C UBNDAIOO8CCZZ 3 20 AA C VRD RC 2EYI00J 7 17 AA C V 1 VRD RC2EYIOIJ 7 18 AA C VCCCPUIHHIOIJ 8 51 AB C 8 110 AA C L9g UIHH200J 7 8 AB C VRD RC2EYI02J 8 111 AA C I 8 52 AB C VRD RC2EY103J 8 112 AA C VCCCPUIHH220J 8 53 AA C VRD RC2EYI04J 7 19 AA C VCCCPUIHH470J 8 54 AA C YRD RC2EYl21J 6 4 AA C VCCCPUIHH5...

Страница 134: ...AC I 11 12 AC II 11 13 AC oaRECQV1H473 10 13 Aa I 10 26 Aa I 11 14 Aa I 11 22 Aa oaREcQv1H474 10 17 AD I 11 18 AD oaRERA81 004 10 31 AG I 11 29 AG oaRESAC92M 2 10 36 AH I 11 35 AH OBRES3 3 1 5 all 11 37 AE oaREU2 11 30 AD BREU2 Z 10 27 AD I 11 25 AD OBRFC02J 101 10 91 AA I 11 95 AA OBRFC02J 102 10 90 AA I 11 94 AA OBRFC02J 221 10 89 AA I 11 93 AA O SRFC02J 470 10 86 AA I 11 90 AA OBRFC02J 471 10 8...

Страница 135: ... AC N C OBR2SC3507 11 46 AU B QOPA7KEB99CAl 5 100 AK N C OBR2SC3568 K 10 51 AM B 00PA7KEB99CA2 5 101 AK N C I 11 49 AM B OOPA7KEB99CA3 5 102 AK N C OBR2SD130B K 10 49 AG B OOPA7KEB99CA4 5 103 AK N C I 11 47 AG B 00PA7KEB99CA5 5 104 AK N C QBR4D 18 10 67 AL N B OOPA7KEB99CA6 5 105 AK N C QBR4416P05741 10 74 AQ B QDPA7KEB99CA7 5 106 AQ N C I 11 73 AQ B OOPA7KEB9gCA9 5 108 AQ N C QBR4416PD6095 10 73 ...

Страница 136: ...KEB99079 5 79 AK N C 00PA7KE023A54 5 54 AK N 0 00PA7KEB99080 5 80 AK N 0 00PA7KE023A5 5 5 55 A K N 0 a0 P A 7K EB 9 9C a 1 5 81 A K 1 1 0 oOPA 7KEC2 3A5 7 5 57 AQ N 0 OOPA7KEB99C83 5 83 AK N 0 1 _ 00PA7KE023A58 5 58 AQ N 0 OOPA7KE899 C8 4 5 84 AK N 0 OOPA7KEC23A60 5 60 AQ N 0 j OOPA7KEB99ca 5 5 85 AK 1 1 0 OOPA7KEC23A62 5 62 AQ N 0 OOPA7KEB99C8 6 5 86 A K 1 1 O OOPA7KEC23A6_4 5 64 AQ 1 1 0 oaP A 7...

Страница 137: ... C OOPA7KEC25A36 5 36 AK N C OOPA7KEC24A50 5 50 AK N C OOPA7KEC25A37 5 37 AK N C 7KEC24A51 5 51 AK N C OOPA7KEC25A38 5 38 AK N C OOPA7KEC24A52 5 52 AK N C OOPA7KE C25A39 5 39 AK N C OOPA7KEC24A53 5 53 AK N C OOPA7KEC25A40 5 40 AK N C OOPA7KEC24A54 5 54 AK N C OOPA7KEC25A41 5 41 AK N C OOPA7KEC24A55 5 55 AK N C OOPA7KEC25A42 5 42 AK N C OOPA7KEC24A57 5 57 AQ N C OOPA7KEC25A43 5 43 AQ N C OOPA7KEC24...

Страница 138: ... II AK N 0 00PA7KE020A22 5 22 AK N O OOPA7KEC2gA15 5 15 AQ N C ODPA7KE026A23 5 23 AK N 0 00PA7KE028A16 5 16 AQ N 0 00PA7KE026A24 5 24 AK N 0 OOPA7KEC2BA17 5 17 AK N 0 00PA7KE026 A25 5 25 AK N 0 00PA7KEC28AI8 5 18 AK N C 00PA7KE026A26 5 26 AK N 0 00PA7KE028AI9 5 19 AK N 0 00PA7KE026A27 5 27 AK N 0 00PA7KEC28A2 0 5 20 AK N 0 00PA7KE020A28 5 28 AK N 0 00PA7KE028A21 5 21 AK N 0 00P A7KEO 26A31 5 31 AK...

Страница 139: ...C33A29 5 29 AK N C OOPA7K C32A20 5 20 AK N C OOPA7KEC33A31 5 31 AK N C OOPA7KEC32A21 5 21 AK N C 00PA7KEC33A32 5 32 AK N C 00PA7KEC32A22 5 22 AK N C OOPA7KEC33A33 5 33 AK N C OOPA7KEC32A23 5 23 AK N C OOPA7KEC33A 1I 5 34 AK N C OOPA7KEC32A211 5 24 AK N C OOPA7KEC33A35 5 35 AK N C OOPA7KEC32A25 5 25 AK N C OOPA7KEC33A36 5 36 AK N C OOPA7KEC32A411 5 44 AQ N C OOPA7KEC33A37 5 37 AK N C OOPA7KEC32AII5...

Страница 140: ...N C OOPD2KE04IA3 Q 5 30 AT N C oO P k7KEO 3 2A 9 7 5 97 AK N C oOPD2KEO 41 A4 2 5 42 AQ N C 00PA7KE032A98 5 98 AK N C OQPD2KE041A90 5 90 AQ N C OOPA7Kt 032A99 5 99 AQ N C 00PD2KE042AC8 5 125 AQ N C 00PC5KE203AC7 5 124 AQ N C 00PD2KE042A01 5 1 AQ N c OOPC5KE203 AC9 5 126 AQ N C OQPD2KE042A30 5 30 AT N C 00PC5KE20bA C7 5 f24 AQ N C 00PD2KE042A42 5 42 AT N C 00PC5KE206AC9 5 126 AQ N C 00PD2KE042A90 5...

Страница 141: ... N6 PART MARK RANK r n V OOP23KE044A 5 213 AE N C 00P25KE056A 5 207 AX N C 00P25KU578 5 208 AH N C 00P25KE058A 5 207 AX N C 00P27KF021A 5 221 AC C o0P29KEl 84 A 5 212 AV N C OOP80L7C52DOO 5 61 AQ C OOP80L7E43000 5 61 AQ N C r c 37 ...

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Страница 144: ...ced 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 1987 June Printed in Japan ...

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Sharp PC-7200, Руководство по обслуживанию

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