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SERVICE MANUAL

CODE: 00ZERA750USME

MODEL

ER-A750

(For "U" & "A" version)

CHAPTER 1.

SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1

CHAPTER 2.

OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-1

CHAPTER 3.

SERVICE PRECAUTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-1

CHAPTER 4.

SRV RESET (Program Loop Reset) and switch to SRV mode . . . . . . . . . . . . . .4-1

CHAPTER 5.

MASTER RESET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-1

CHAPTER 6.

DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1

CHAPTER 7.

CIRCUIT DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-1

CHAPTER 8.

PWB LAYOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-1

CHAPTER 9.

CIRCUIT DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-1

PARTS GUIDE

CONTENTS

SHARP CORPORATION

This document has been published to be
used for after sales service only. The con-
tents are subject to change without notice.

Parts marked with "!" is important for maintaining the safety of the set. Be sure to replace these parts with specified ones for
maintaining the safety and performance of the set.

Содержание ER-A750

Страница 1: ...ER 6 DIAGNOSTICS 6 1 CHAPTER 7 CIRCUIT DESCRIPTION 7 1 CHAPTER 8 PWB LAYOUT 8 1 CHAPTER 9 CIRCUIT DIAGRAMS 9 1 PARTS GUIDE CONTENTS SHARP CORPORATION This document has been published to be used for after sales service only The con tents are subject to change without notice Parts marked with is important for maintaining the safety of the set Be sure to replace these parts with specified ones for ma...

Страница 2: ...cadmium battery packs into the trash or municipal waste stream which is illegal in some areas SHARP spaymentstoRBRCTM makes it easy for you to drop off the spent battery pack at local retailers of replacement nickel cadmium batteries or at authorized SHARP product service centers You may also contact your local recycling center for information on where to return the spent battery pack SHARP s invo...

Страница 3: ......

Страница 4: ...e through SERV Server code entry key EMP Employee code entry key MISCFUNC Miscellaneous function key MODE Mode key ENTER Enter key AUTO1 2 Automatic sequencing 1 and 2 keys CH Charge menu key CHK Check menu key TRAYSBTL Tray subtotal key MDSESBTL Merchandise subtotal key Operator display Keyboard AC cord Power switch in sure that the power switch is placed in the OFF position prior to connecting A...

Страница 5: ...TIPPAID Tip paid key EAT IN 1 EAT IN 3 Eat in 1 3 keys TAX3SHIFT TAX4SHIFT Tax 3 and 4 shift keys DEPOSIT Deposit key DEPOSITRF Deposit refund key TAX Manual tax key GRTEX Gratuity exempt key COVERCNT Cover count entry key BILL Bill print key CONV Currency conversion menu key SHIFT1 SHIFT5 Price level shift 1 5 keys BACKSPACE Backspace key DELETE Delete key NC New check key GLU Guest look up key N...

Страница 6: ... currently selected Numeric entry Entered figures appear at the cursor position Received media type Window In the REG mode it shows sales information you have just entered such as items tax amounts and media types Server name Receipt ON OFF status Stock alarm lamp Receipt OFF R Receipt ON Blank Time Mode name Casp lock indicator A a The upeer case letter A appears when Caps Lock is on and the lowe...

Страница 7: ...P A S T V O ID key is pressed or when an item void entry is made RFND Lights up when the RFND key is pressed or when a refund item entry is made Device type 7 segment display tube Number of lines 1 line Number of positions 7 positions numeric display Color of display Green Character size 13 H 6 W mm 3 Displayadjustment You can adjust the brightness and contrast of the display by using the correspo...

Страница 8: ...CHAPTER2 OPTIONS 1 System configuration 2 1 ...

Страница 9: ...Wireless I F for IR comunication CE IR4 3 Service tools No NAME PARTSCODE PRICE RANK DESCRIPTION 1 TERMINATOR 50Ω QCNCM7145RCZZ AZ For SRN in line system 2 EXPANSIONPWB CKOG 6724BHZZ BX 3 MCR test card UKOG 6718RCZZ BE ForER A8MR 4 RS232LOOPBACKCONNECTOR UKOG 6705RCZZ BC For RS232 connector 4 Supplies No NAME PARTSCODE PRICE RANK DESCRIPTION 1 STANDARDKEYSHEET PSHEK6849BHZZ AS 2 PROGRAMMINGKEYSHEE...

Страница 10: ...in view Connection diagram 5 2 MCR test card UKOG 6718RCZZ Used when executing the diagnostics of the ER A8MR External view Test pins Used to check the bus signals Bus connector Used to check the bus signals Connected to the ER A750 Mother PWB ER A750 bus connector ER A7RS 2 3 ...

Страница 11: ...nnecting the oscillator and its adjustment Connect a dummy network or branch trunk network to the output of the SRN connector CON 15 and connect the oscillator to the dummy or branch trunk network Waveform adjustment Adjust VR4 until the signal waveform as shown in Fig 5 is obtained across IC34 pin 1 of the 75115 and GND pin Turning VR4 clockwise extends the interval of T1 Fig 5 Receiver regenerat...

Страница 12: ...e waveform as shown in Fig 11 is not obtained it is most probable that transistor Q10 2SC4699 is defective 2 For the other check items refer to DIAGNOSTICS SPECIFICATIONS 2 Battery label The battery label is attached to the main chassis on the back surface of the set The battery label has the column to show the battery replacement date Put down the date in the following cases The battery life is a...

Страница 13: ...l RAM PWB check its version by referring to the description given in the above mentioned 1 and 2 and set the jumper as shown below The ER A750 has been factory set for 150ns access time and TP cycle inserted Fig 3 Setting of the JP1 on the main PWB of the ER A750 1 Setting when the ER 03MB or the ER 04MB is not marked with Position to which the ER A750 has been factory set 2 Setting when the ER 03...

Страница 14: ...ses writing procedure of the application software into the flash ROM is required When the flash ROM IC6 VHILH80S01 1 is replaced with new one The service part flash ROM does not include the application software in it When IPL writing is required because of change in the application software The service part of the main PWB unit CPWBX7510BH01 in cludes the flash ROM IC6 VHILH80S01 1 with the applic...

Страница 15: ...2 PC only system No Procedure on P C side No Procedure on ER A750 side 1 Copy A7IPL EXE and S type ROM object file ex A750_0A ROM into your Personal Computer P C A7IPL EXE and S type ROM object file is separately supplied 2 Turn OFF the power 3 Select IPL Receiving Mode Set IPL switch ON 1 Open the IR cover of the ER A750 2 IPL switch Set the IPLIR SW to the left side when viewed from the front 4 ...

Страница 16: ...eived from P C automatically IPL from IR Connected IRDA 115200 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF 9 A7IPL EXE is completed 9 P C shows ER A750shows Completed Completed IPL from IR Connected IRDA 115200 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF Completed 10 Turn OFF the power 11 Select Normal Mode Set IPL switch OFF 12 Execute Master reset on ER A750 End 3 6 ...

Страница 17: ...t SRV reset Used to return the machine back to its operation state after a lock up has occurred PROCEDURE 1 Turn off the AC switch 2 Set the reset switch to OFF position 3 Turn on the AC switch 4 Turn to ON the reset switch 5 The SRV mode is displayed as shown below DISPLAY Reset switch 1Side Rear side ON position Reset state 3Side Front side OFF position Reset cancel 4 1 ...

Страница 18: ...position 3 Turn on the AC switch 4 While holding down MRS 1 key turn to ON the reset switch MRS 1 key The key located on Left upper corner of the key board Keyboard layout 5 Enter the password key operation DISPLAY ENTER PASSWORD Password input procedure Press the four corners of the key board in the sequence of a b c and d Keyboard layout 6 Master reset is started DISPLAY MASTER RESET 7 After com...

Страница 19: ...key The keys are displayed sequentially DISPLAY ENTER 0 KEY Key setup procedure MRS 2 executed 0 Key position set Free key Setup complete 0 Disable NOTES 1 When the 0 key is pressed the key of the key number on display is disabled 2 Push the key on the position to be assigned With this the key of the key number on display is assigned to that key position 3 When relocating the keyboard the PGM 1 2 ...

Страница 20: ...st system ER A750 only 3 Diagnostics Starting the diagnostics This diagnostics program is written in the external ROM and executed by the CPU H8 510 To operate this program the following condi tions must be satisfied 1 The power for the logic system is proper 5V VRAM VCKDC POFF 24V 2 The input output pins and the internal logic of the CPU are normal In addition CKDC7 MPCA7 the system bus and the s...

Страница 21: ...the error occurred is repeated Check point address 180000H 180001H 180002H 180004H 180008H 180010H 180020H 180040H 180080H 180100H 180200H 180400H 180800H 181000H 188000H 190000H 1A0000H 1C0000H 2 Display Standard RAM Check Standard memory size 512KB PASS or ERROR Error Address xxxxxxH Write Data xxxxH Read Data xxxxH The error address and the bit are displayed only when the error occurs If the er...

Страница 22: ... occur they are not displayed 3 Terminating procedure After completion of check press the CANCEL key 4 ER 04MB Check 1 Check content The ER 04MB presence check is performed in the following pro cedure The memory contents must not be changed by this check 55AAH is written into 3FFFFEH 3FFFFEH is read and compared with 55AAH If the both data are correct the following procedure is performed If not go...

Страница 23: ...ng procedure After displaying the check result press the CANCEL key to ter minate the check 2 SERVICE ROM Check 1 Check content The standard ROM area D00000H DFFFFFH is added in the unit of byte If the lower two digits of the result is 10H it is normal The ROM version and the model name code which are stored in address DFFFE0H DFFFEFH where the ROM version and the check sum correction data are sto...

Страница 24: ...ou desire and press the enter key The selected individual diagnostics program is executed When the CANCEL key is pressed the display returns to the diagnostics menu When setting channels of RS232 do not set two or more ports to one channel In the ER A750 max two units of ER A7RS can be installed In each PWB do not set two or more ports to the same channel If two or more ports should be set to one ...

Страница 25: ... the check TRQ must be generated 2 Display RS232 CH1 Check ER DR ERROR All the contents of an error must be displayed ERROR No ERROR display ERROR content 1 ER DR ERROR ER DR LOOP ERROR 2 ER CI ERROR ER CI LOOP ERROR 3 RS CD ERROR RS CD LOOP ERROR 4 RS CS ERROR RS CS LOOP ERROR 5 CI INT ERROR CI interruption is not made 6 CD INT ERROR CD interruption is not made 7 CS INT ERROR CS interruption is n...

Страница 26: ...1 dot pitch Reversed pattern of the above Horizontal stripe pattern at 1 dot pitch Reversed pattern of the above The outermost peripheral of the LCD s active area is displayed in one dot line H pattern H is displayed in 40 digits and 15 lines The 15th line only has 39 digits of H 3 Terminating procedure Press the ENTER key at the final pattern or press the CANCEL key to terminate the check 3 7 Rea...

Страница 27: ...umber of data transmitted in DMA is abnormal b2 An overrun error is generated b1 An underrun error is generated b0 An interruption of send complete cannot be made DMAC TC UP interruption Execute diagnostics command 5 The error status is displayed The names and the directions of the signals which are subject to diagnostics 5 command are as shown in the table below Signal name Direction Power interr...

Страница 28: ...the machine to be checked and press the ENTER key The display is as shown below Data Transmission Check Master Input Master Terminal Number xxx Input Satellite Terminal Number The entered terminal No is displayed Enter the terminal No 000 254 3 digits of the machine to be connected to the machine to be checked and press the ENTER key The display is as shown below Data Transmission Check Master Inp...

Страница 29: ...cs menu IR IrDA ASK Diagnostics IrDA ASK Check IrDA ASK Check CHECKER MODE Data Transmission Check Receive MODE Data Transmission Check Send MODE 1 IrDA ASK Check IR communication is checked between the ER A750 sending unit and the receiving unit 1 Check content Data transmission is made from the machine to be checked in ASK format The transmission rate is 9600bps Data of 00H 11H 22H 33H 44H 55H 6...

Страница 30: ...hown below Magnetic Card Reader Check TRACK1 BUFFER EMPTY Displayed when TRACK1 empty code is sent back TRACK1 MCR ERROR Displayed when TRACK1 error code is sent back TRACK2 BUFFER EMPTY Displayed when TRACK2 empty code is sent back TRACK2 MCR ERROR Displayed when TRACK2 error code is sent back 3 Terminating procedure Press the CANCEL key to terminate the check 3 11 Drawer Diagnostics This diagnos...

Страница 31: ...LOT 80pin x 2 RAMCN 50pin CKDC7 SW KEY 24V 24V 5V VCC LCD 320 x 240 dots DRIVER 24V DRIVER 24V DRIVER RECEIVER LCD CONTROLLER BRIGHTNESS CONTROL KNOB INVERTOR LIQUID CRYSTAL BIAS POWER SUPPLY CONTRAST ADJUSTMENT KNOB POWER SUPPLY FOR VACUUM FLUORESCENT TUBE POWER SUPPLY VRAM SRAM 32K CUSTOMER DISP SRN USART FLASH ROM 1MB 7 1 ...

Страница 32: ...7 2 2 Description of main LSI s 2 1 CPU HD6415108FX ...

Страница 33: ...C VCC VSS VSS VSS VSS VSS VSS VSS VSS AVCC AVSS MD2 MD1 MD0 RES STBY NMI AS RD HWR LWR RFSH EXTAL XTAL E H8 500 CPU DTC Serial communication interface x 2ch 8bit timer 16bit free running timer x 2ch Refresh controller Wait state controller A D convertor Interruption controller Clock oscillator Watch dog timer Data bus Port 1 Data bus Lower Data bus Upper Address bus Port 2 Port 5 Port 6 Port 7 Por...

Страница 34: ...rol request acknowledge 49 P32 BREQ In Bus control request 50 P33 DOPS In Drawer open signal 51 P34 DR0 Out Option drawer open signal 52 P35 DR1 Out Remote drawer No 1 open signal 53 P36 NU Out NU 54 P37 NU Out NU Pin No Symbol Signal name In Out Function 55 VCC VCC In 5V 56 P40 VCC In 5V 57 P41 NU In GND 58 P42 NU In GND 59 P43 NU In GND 60 FTi1 P44 INTMCR In MCR interrupt signal 61 P45 NU In GND...

Страница 35: ...S 22 INTMCR 23 VRESC 24 SLTMG 25 SLRST 26 AS 27 RD 28 WR 29 PHAI 30 SDT7 31 SDT6 32 SDT5 33 VSS 34 SDT4 35 SDT3 36 SDT2 37 SDT1 38 D0 39 D1 40 D2 120 EXINT0 119 EXINT1 118 EXINT2 117 EXINT3 116 WRO 115 RDO 114 RA15 113 RA16 112 VSS 111 RA17 110 RA18 109 EXWAIT 108 WAIT 107 MCR2 106 MCR1 105 DAX2 104 PHAI 103 RCI 102 IRRX 101 GND 100 VCC 99 UATX 98 UARX 97 UASCK 96 IRTX 95 RCO 94 RCVRDY2 93 92 MA19...

Страница 36: ...4 INT1 INT2 INT3 EXINT0 EXINT1 EXINT2 EXINT3 TEST IRQ0 A23 A0 SSPRQ IRLON D0 D7 Φ Address decode External CS Internal CS RASEL Image control SSP comparison register BAR Buffer Read write control Divider CHS serial select Multiplexer WAIT control CAPS select Print gate Print pulse control Print mode PMD INTO control Printer control port Motor drive Output selection with CAPS PRST PTMG EXWAIT I R Co...

Страница 37: ...rt input from CPU Pin No Symbol Signal name In Out Function 53 SCK1 SCK1 In Serial port shift clock input from CPU 54 IRQ0 IRQ0 Out Interrput request to CPU 55 A0 A0 In Address bus 56 A1 A1 In Address bus 57 A2 A2 In Address bus 58 A3 A3 In Address bus 59 A4 A4 In Address bus 60 A5 A5 In Address bus 61 VSS GND GND 62 VCC VCC 5V 63 A6 A6 In Address bus 64 A7 A7 In Address bus 65 A8 A8 In Address bu...

Страница 38: ...1 Out ROM 1 chip select signal 123 ROS2 ROS2 Out ROM 2 chip select signal 124 RAS2 Nu Nu 125 RAS1 Nu Nu 126 RJRST GND GND 127 RJTMG GND GND 128 DOT4 Nu Nu 129 DOT3 Nu Nu 130 DOT2 Nu Nu 131 DOT1 Nu Nu 132 VSS GND GND 133 DOT7 Nu Nu 134 DOT6 Nu Nu 135 DOT5 Nu Nu 136 RJMTS Nu Nu 137 RJMTD Nu Nu 138 DOT9 Nu Nu 139 DOT8 Nu Nu 140 SYNC SYNC In 141 ASKRX ASK In I R input from IR unit 142 VCC VCC 5V 143 V...

Страница 39: ...n data reception 2 Address decode USART chip select output and own select 3 Interruption control RSRQ TRRQ output using outputs from USART TRNRDY TRNEMP RCVRDY BRK and RS 232 control signals CI CTS CD as interruption factors For the simple IRC TRNEMP is excluded RSRQ TRRQ For RS 232 ForIRC 4 Simple IRC send receive control UNIT3 only Not used 2 Pin configuration CS3 CS2 TRNEMP3 BRK3 TRANDY3 RCVRDY...

Страница 40: ...ol CHSL PX TO FROM USART RXDATA0 TXE X1 X2 XOUT TBCK Inline cont OCS TCR0 Timer0 control Timer0 RCVDT0 TCR1 Timer1 control Timer1 RCVDT1 TCR2 Timer2 control Timer2 RCVDT2 TCR3 Timer3 control Timer3 RCVDT3 RTS CNT RTS1 RTS0 POFF RSRQ TRRQ TRQ1 TRQ2 Power supply cont RCVRDY3 RCVRDY2 RCVRDY1 RCVRDY0 TRNEMP3 TRNEMP2 TRNEMP1 TRNEMP0 Interrupt control CI0 CI1 CI2 CI3 P2I CD0 CD1 CD2 CD3 P0 CTS0 CTS1 CTS...

Страница 41: ... IS CI1 RS 232 control signal CI input 26 45 CI1 I IS CI2 27 87 CI2 I IS 5V 28 99 CI3 P2I I IS GND RS 232CI INLINEP2I 29 55 BRK0 I ISC BRK1 RS 232USARTBREAKsignal 30 70 BRK1 I ISC BRK2 31 27 POFF I IS POFF POFF signal LOW P OFF HIGH P ON 32 4 BRK3 I IS GND RS 232 INLINEUSARTBREAKsignal 33 57 RCVRDY0 I ISC RCVRDY1 RS 232USARTRCVRDYsignal 34 72 RCVRDY1 I ISC RCVRDY2 35 74 RCVRDY2 I ISC GND 36 6 RCVR...

Страница 42: ...79 31 RDO I I RDO READ signal from MPCA7 80 30 WRO I I WRO WRITE signal from MPCA7 81 9 RES I IS RES RESET signal from MAIN 82 34 R O O RDH READsignal ToUSART 83 37 W O O WRH WRITEsignal ToUSART 84 51 RES O O RESUSART RESETsignal ToUSART 85 92 X1 O NC cillation circuit 86 91 X2 I 87 53 XOUT O O CLKUSART Clock for USART 88 8 TRCK O O NC T R clock for 1CH USART 89 35 AB0 O O AH0 Address bus for USAR...

Страница 43: ...zation mode Data bit length 5 8 bits Character synchronization system Internal synchronization external synchronization Number of synchronized characters Single character double characters Parity occurrence and check parity valid invalid even parity odd parity Operations in the synchronization mode Overrun error and parity error detection Transmit receive buffer state acknowledgment Synchronizatio...

Страница 44: ...1 O TRNRDY1 RS 232 data transmission enable signal 23 17 TRNRDY2 O TRNRDY2 24 29 BRK1 O BRK1 Break code detection signal 25 18 BRK2 O BRK2 26 30 CTS1 I CTS1 GND RS 232 clear to send signal 27 20 CTS2 I CTS2 GND 28 31 TRNEMP1 O TRNEMP1 RS 232 transmission buffer empty signal 29 21 TRNEMP2 O TRNEMP2 30 14 NC NC 31 24 NC NC 32 38 NC NC 33 48 NC NC 34 19 OPEN NC 35 43 OPEN NC 36 32 TRNDT1 O TXD1 RS 23...

Страница 45: ...sed individually as either 8 bit registers or as 16 bit register pairs In addition there are two sets of accumulator and flag registers A group of Exchange instructions makes either set of main or alternate registers accessible to the programmer The alter nate set allows operation in foreground background mode or it may be reserved for very fast interrupt response The CPU also contains a Stack Poi...

Страница 46: ...MOS Z0843004 4 MHz Z0843006 6 17 MHz CMOS Z84C3006 DC to 6 17 MHz Z84C3008 DC to 8 MHz Z84C3010 DC to 10 MHz Interfaces directly to the Z80 CPU or for baud rate generation to the Z80 SIO Standard Z80 Family daisy chain interrupt structure provides fully vectored prioritaized interrupts without external logic The CTC may also be used as an interrupt controller 6 MHz version supports 6 144 MHz CPU c...

Страница 47: ...nel 3 does not have a ZC TO output inter rupt request is the only output available from Channel 3 The second output is Interrupt Request INT which occurs if the channel has its interrupt enabled during programming When the Z80 CPU acknowledges Interrupt Request the Z80 CTC places an interrupt vector on the data bus The four channels of the Z80 CTC are fully prioritized and fit into four configuous...

Страница 48: ...s strobe signal 4 AEN SAEN Out Address enable signal 5 HLDRQ HLDRQ Out Hold request signal 6 NC NC NC 7 CS CS In Chip select signal 8 CLK CLK In Clock 9 RESET SRNRESET In Reset signal 10 DMAAK2 SDACK2 Out DMA acknowlidge signal 11 DMAAK3 SDACK3 Out DMA acknowlidge signal 12 DMARQ3 SDRQ3 In DMA request signal 13 DMARQ2 SDRQ2 In DMA request signal 14 DMARQ1 SDRQ1 In DMA request signal 15 DMARQ0 SDRQ...

Страница 49: ...ontrol circuit The transmission control circuit is divided into the modem unit carrier detect unit collision detect unit Fig 6 a Modem circuit The transmission data input from the ADLC are PE modulated phase encoding modulation the circuit to be output to the transmission driver and the reception data input from the trans mission receiver are demodulated and produced at the ADLC b Collision detect...

Страница 50: ...b 43 DRQWS Sub Out DMA request write to sub 44 RDH Host In Read from Host 45 WRH Host In write from Host 46 INTH Host Out Interrupt to host 47 DAK Host In DMA acknowledge from host 48 TCH Host In Terminal count from host 49 DRQWH Host Out DMA request read to host 50 DRQWH Host Out DMA request write to host 51 CS Host In Chip select from host 52 VSS GND 53 N U 54 DB0 Host I O Data bus 55 DB1 Host I...

Страница 51: ...lay mode the maximum number of display dots is 524288 dpi and in the gradation display mode it is 262144 dpi when all the 64KB of memory of the VRAM 1 FEATURES The unit can be controlled with an 8 bit or 16 bit MPU Intel MPU Can be interfaced with the MPU by the READY WAIT signal Access from MPU to VRAM is performed through the cycle steal method No effect on the screen VRAM Mapping MPU memory spa...

Страница 52: ...ATA BUFFER BASIC TIMING GENERATING CIRCUIT OSCILLATION CIRCUIT CONTROL REGISTER DISPLAY TIMING CONTROL CIRCUIT VRAM CONTROL CIRCUIT I O CONTROL CIRCUIT REFRESH ADDRESS COUNTER DISPLAY DATA CONTROL CIRCUIT MPX VA3 VA2 VA1 VA0 VWE DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 VD 11 VD12 VD 13 VD14 VD 15 LCDENB XSCL LP WF YD UD0 UD1 UD2 UD3 LD0 LD1 LD2 LD3 OSC1 OSC2 8 1 100 5 0 3 ...

Страница 53: ...VRAM address bus 49 VA2 VA2 Out VRAM address bus 50 VA3 VA3 Out VRAM address bus 51 VA4 VA4 Out VRAM address bus Pin No Symbol Signal name In Out Function 52 VA5 VA5 Out VRAM address bus 53 VA6 VA6 Out VRAM address bus 54 VA7 VA7 Out VRAM address bus 55 VA8 VA8 Out VRAM address bus 56 VA9 VA9 Out VRAM address bus 57 VA10 VA10 Out VRAM address bus 58 VA11 VA11 Out VRAM address bus 59 VA12 VA12 Out ...

Страница 54: ... Segment F 6 SG SG Out Segment G 7 P4 COM AP Out 8 P0 NC NC 9 P1 NC NC 10 P2 DP Out Decimal point 11 P3 ID Out Indicator 12 MODR VCC 5V 13 CFSR CFSR In Clerk key Feed key Switch return signal 14 KEX0 KEX0 Out Key exchange signal 15 KEX1 KEX1 Out Key exchange signal 16 RQ GND GND 17 SKR0 VCC 5V 18 ST0 ST0 Out Key strobe signal 19 ST1 ST1 Out Key strobe signal 20 ST2 ST2 Out Key strobe signal 21 ST3...

Страница 55: ...sed Fig 3 000000h 0 page area 64KB 00FFFFh 100000h 180000h C00000h F00000h FFFFFFh Extended I O area 1MB 512KB 9 5MB 3MB VRAM RAM ROM The low order 32 KB of the ROM area and the low order approximately 32 KB of the RAM area are mapped over the 0page area By mapping the ROM area it is possible to accommodate vector addressing processes including reset start The extended I O area is a space for I O ...

Страница 56: ...h 00FFE0h 00FFF0h 00FFFFh Internal I O area MPCCS LCDCZ MCR1Z MCR2Z Not used OPCCS2 OPCCS1 Reserved Reserved Reserved Not used OPTCSZ The MPCCS signal is the base signal for de coding the MPCA7 s internal register and does not exit as the external signal LCDCZ is the chip select signal for the LCD controller and MCR1Z and MCR2Z are those for the ER A7RS MCR I F OPCCS1 and OPCCS2 signals are decode...

Страница 57: ... resolution is 320 240 dots with each dot size being 0 33 0 33 4 3 Display controller The display controller is the Epson SED1351F0A VRAM is located on the address space of the CPU and it is possible to write and read data freely to and from the CPU Access to VRAM is performed in the cycle steal method so that data can be written and read without disturbing the display screen while the screen is s...

Страница 58: ... K words 16 or 1 MB 8 with 16 blocks of 64 KB In addition the LH28F800SU is the second generation device which has a number of functional blocks including page buffer command queue and block status register Taking advantage of these func tions will improve the performance especially in writing data 7 1 CPU interface The figure below shows a typical interface for the LH28F800SU of the ER A750 syste...

Страница 59: ... Each interrupt factor can be read by the internal register of the MPCA7 Table 9 IRQ0 component bits 1 Address BIT7 BIT6 BIT5 BIT4 BIT3 BIT2 BIT1 BIT0 00FF80h POFF S17 EXINT3 S16 EXINT2 S15 SI4 SI3 SI2 SI1 EXINT1 S10 BIT7 POFF SI7 Power failure detection signal input and software inter rupt 7 OR input BIT6 EXINT3 SI6 Optional external interrupt signal and software interrupt 6 OR input BIT5 EXINT2 ...

Страница 60: ...d through the CKDC7 12 1 Interface 13 RAM expansion bus As expansion RAM boards the conventional ER 03MB and 04MB are used 13 1 Interface The ER 03 04 have been originally designed for use in the ER A850 Therefore when using the RAM expansion bus of the same construc tion for the ER A750 the two following points on the interface need to be considered 1 Output address change 2 Decode base signal ch...

Страница 61: ...nd RA20 respectively be cause they do not have RA23 or RA22 The address conversion circuit of RA21 and RA20 is shown below Fig 13 2 Decode base signal change As decode signals RAS3Eand RAS30signals are generated for even and odd addresses respectively based on the RAS3 signal 200000h 3FFFFFh To allocate even and odd addresses the ad dress line A0 is used 13 2 Terminal table The terminal table of t...

Страница 62: ...CRRDY1 34 74 MCRRDY2 35 75 MCR1 36 76 MCR2 37 77 12V 38 78 GND 39 79 GND GND 40 80 GND 15 Reset sequence The reset sequence block diagram is shown below Note that RESET signal system reset and CKDCR signal CKDC reset are different from each other Fig 14 15 1 Power ON OFF The flow of signal processing at the time of the power supply turning On Off is as follows Table 19 Power OFF Power supply MPCA6...

Страница 63: ...t Fig 16 16 Drawer The ER A750 can use up to 2 optional external drawers 16 1 Drawer solenoid drive P34 P37 inside the CPU are allocated for the port output of the drawer solenoid drive Table 22 Built in port Signal name Remarks P34 DR0 Drawer 1 optional drawer P35 DR1 Drawer 2 optional drawer P36 DR2 Reserved P37 DR3 Reserved One port corresponds to one drawer Theoretically it is possible to driv...

Страница 64: ... by the program inside the 0page PROM the contents in the PROM is written into the flash memory During normal operation Fig 17 When leaving the factory Fig 18 3 During IPL Typical procedure for rewriting flash memory When IPLON1 L is detected at starting the IPL routine is written into the PSRAM as shown in the figure below and the IPL routine is used for rewriting the flash memory The IPLON1 sign...

Страница 65: ...RN of the ER A750 is compatible with the ER A6IN 20 Standard RS232 Two standard RS232 channels are compatible with the ER A5RS However while the ER A5RS uses the IRQ2 terminal of the CPU for interruption of the RS232 the ER A750 cannot use the IRQ1 terminal instead of it The IRQ2 terminal is used for IR as the SCK1 terminal UATX UARX UASCK 491KHz TXD1 RXD1 SCK1 7 3728MHz IRTX IRRX ASKRX CPU MPCA7 ...

Страница 66: ...CHAPTER 8 PWB LAYOUT 1 Main PWB Side A 8 1 ...

Страница 67: ...2 Main PWB Side B 8 2 ...

Страница 68: ...3 Mother PWB Side A 4 CKDC PWB 8 3 ...

Страница 69: ...5 Rear display PWB 6 Invator PWB 7 Noise filter PWB 8 4 ...

Страница 70: ...VC C 108 MD 0 109 MD 1 110 MD2 111 STBY 112 IC17 HD6415108 VC C R1 73 47 R1 49 47 R1 50 47 R182 47 R1 83 47 C161 C167 C165 C163 AS RD WR RF SH 10 0pF X5 C1 62 UATX UARX SCKI RXDI TXDI VC C R185 4 7K NOT USE X1 19 6MHz 1 3 D 0 D1 D 2 D 3 D 4 D 5 D 6 D7 100X8 R1 70 R181 R1 67 R179 R1 66 R177 R1 65 R175 F VP ON BKLT D 0 7 A0 A 0 23 10 Kx24 A0 A1 A2 A3 A4 VC C R201 R178 R196 R176 R194 R180 A1 A2 A3 A4...

Страница 71: ...0 A1 9 A2 8 A3 7 A4 6 A5 5 A6 4 A7 3 A8 25 A9 24 A1 0 21 A1 1 23 A1 2 2 A1 3 26 A1 4 1 C S 20 OE 22 WE 27 D 0 11 D1 12 D 2 13 D 3 15 D 4 16 D5 17 D 6 18 D 7 19 V C C 2 8 G ND 14 IC10 GM76C256 C104 C103 C105 C123 C124 C125 VD 0 VD1 VD 2 VD 3 VD 4 VD 5 VD 6 VD 7 C102 C101 1996 11 6 PARTS CHANGED Q4 DTA144EK R120 3 6K 2 7K 100pX8 VA13 VA14 10 0pX 15 C110 C128 C1 31 C129 C1 26 C114 C1 15 C112 C1 16 C1...

Страница 72: ...DOTEN 159 LCD W T 158 N U 157 N U 156 N U 155 N U 154 N U 153 STH2 152 SCK 2 151 HTS2 150 SLMT R 149 SLMT S 148 SLMTD 147 R JM TR 146 RAS3 145 N U 144 VSS 143 VCC 142 ASKRX 141 SYN C 140 D OT8 139 D OT9 138 R JM TD 137 RJMT S 136 D OT5 135 D OT6 134 D0T7 133 VSS 132 D OT1 131 DOT2 130 D OT3 129 D OT4 128 RJTM G 127 R JR S T 126 R AS 1 125 R AS 2 124 ROS2 123 ROS 1 122 OPTCS 121 IC18 G A MPCA7 LCD ...

Страница 73: ...3 D4 D 5 A0 A1 A2 A3 A4 A5 A0 32 A1 28 A2 27 A3 26 A4 25 A5 24 A6 23 A7 22 A8 20 DQ15 52 DQ0 33 DQ1 35 DQ2 38 DQ3 40 DQ4 44 DQ5 46 DQ6 49 DQ7 51 DQ8 34 DQ9 36 DQ10 39 DQ11 41 DQ12 45 DQ13 47 DQ14 50 VC C 9 VC C 43 VC C 37 G ND 21 G ND 42 G ND 48 A9 19 A10 18 A1 1 17 A1 2 13 A1 3 12 A1 4 11 A1 5 10 A1 6 8 A17 7 A1 8 6 A19 5 NC A20 4 CE 0 14 CE 1 2 OE 54 WE 55 WP 56 RP 16 RY BY 53 BYTE 31 3 5 1 VPP ...

Страница 74: ...0 80 CD0 81 CTS 0 82 T RV 83 T RRQ 84 U S1 C H 85 CTS2 86 CI2 87 C D2 88 VCC 89 G ND 90 X2 91 X1 92 SL31 93 SL32 94 SL20 95 SL21 96 R CVDT2 97 TRNRDY2 98 C13 P21 99 TR NEMP 2 100 IC19 F256004 CS R189 10K C159 100pF R ES OPTCS SR CS VCC R234 R2 35 R239 R236 IRQ1 R237 R238 D 0 D 1 D2 D 3 D 4 D 5 D6 D 7 A0 A1 A2 TRQ2 SL00 SL01 SL02 VCC CTS1 DCD 1 DB3 DB4 DB5 DB6 DB7 VCC 10Kx8 R222 R221 R191 R1 90 R22...

Страница 75: ...5 PARTS ADDED C 0 1uF R125 2 7K 10K 1996 11 6 PARTS CHANGED R124 1K 2 2K VRES DR0 DR1 C141 0 1uF IC15 TD 62308F DRAW 0 DRAW 1 24V FB2 Z1003 DRSNS FB3 Z1003 24V 1 2 3 C ON5 D RAWER1 1 2 3 C ON4 DRAWER0 C 0 1 uF FB1 Z1003 FB110 BLM2 1 R125 10K R123 47K DOPS C122 1000pF R124 2 2K 6 7 1 5B 1 5B 1 5B ...

Страница 76: ...13 A1 2 A1 1 A1 0 A9 A8 A7 A6 A5 A4 OPTCS SYNC MCRRDY1 MC RRDY 2 MCR1 MCR2 CLK_USAR T A1 A0 RE SE T A2 A3 A6 A5 A4 A3 A2 A1 A0 A1 8 D0 D1 D 2 RE SE T GND GND PRAS3E A9 A1 1 A10 A1 7 A1 9 D 7 D 6 D5 D 4 D 3 GND G ND PSRE F1 EXWAIT BREQ BA CK TRQ2 TRQ1 EXINT1 RD VCC R290 1K 24V 01 41 02 42 03 43 04 44 05 45 06 46 07 47 08 48 09 49 10 50 11 51 12 52 13 53 14 54 15 55 16 56 17 57 18 58 19 59 20 60 21 ...

Страница 77: ...2 8 G N D 1 4 IC33 6264 C241 220pF S_A0 S_A1 S_A2 S_A3 S_A4 S_A5 S_A6 S_A7 S_A8 S_A9 S_A1 0 RE SE T S_MWR S_MRD VC C 9 10 8 IC37C 74HC00 S_DRQ0 S_DRQ1 S_A15 S_TX D S_RTS R299 10K 4 5 6 IC38B 74HC08 VC C C259 0 1uF E 13 RSO 10 RS1 11 DCD 27 R XC 4 RXD 3 T XC 5 C TS 28 R W 12 C S 9 RESET 8 T XD 6 RTS 2 LO DTR 26 FLAG D 25 TDSR 24 R DSR 23 IRQ 7 D0 22 D 1 21 D 2 20 D 3 19 D4 18 D5 17 D 6 16 D 7 15 V ...

Страница 78: ...2 3 IC36A 74 HC 00 D107 SFP B5 4 D111 1S S353 D112 1S S353 NOT INSTALL FL3 RC KZ 500 6SCZZ R 5 51 1 2W FB4 DR3 5C 2 1 CON15 SRN CN 2P R295 1 2K Q10 2SC4699 2 3 1 R300 3 9KG C257 3300pF D1 09 1SS353 R292 1k VC C A 7 B 5 R T 6 RTC 4 STRB 3 YP 2 YS 1 V C C 1 6 G N D 8 IC34A SN75115 VCC R293 15K SR N_RTS C191 0 1 uF R2 91 560 D108 1SS353 VC C R296 1 5KG R294 12K VR4 20K VOL VC C A 9 B 11 R T 10 RTC 12...

Страница 79: ...RQ 36 KR0 37 KR1 38 KR2 39 KR3 40 RESET 41 OSC2 42 OSC1 43 GND 44 CL1 45 CL2 46 TEST 47 G0 48 G1 49 G2 50 G3 51 G 4 5 2 G 5 5 3 G 6 5 4 G 7 5 5 G 8 5 6 G 9 5 7 G 1 0 5 8 G 1 1 5 9 P O 0 6 0 P O 1 6 1 P O 2 6 2 P O 3 6 3 S A 6 4 IC8 CK DC7 SB S C SD SE S F SG COM AP VFD_PS SCH 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 CON4 CON1 8 VC C 24V FB2 FB3 FB4 FB5 FB6 FB7 FB8 FB9 POFF STOP SHEN IRQ SCK H ...

Страница 80: ... S8 S12 1996 11 1 TITLE CHANGED CKDC PWB2 KEY I F CKDC PWB2 3 x12 VC C R 1 47K R2 R 4 R 3 R5 R 6 R 8 R 7 R 9 R10 KR0A KR1A KR2A KR3A KR0B KR1B KR2B KR3B KR0C KR0A KR1A KR2A KR3A KR0B KR1B KR2B KR3B KR0C 1 2 3 4 5 6 7 8 9 10 11 12 C ON2 KR3A KR3B KR3C KR2A KR2B KR2C R25 R21 R17 47K R26 R18 R22 47K VC C x3 x3 1C0 6 1C1 5 1C2 4 1C3 3 2C0 10 2C1 11 2C2 12 2C3 13 A 14 B 2 1G 1 2G 15 1Y 7 2Y 9 IC5 74 HC...

Страница 81: ...RD36EB3 VF1 29V C15 22uF 63V D25 1SS82 VC C R35 5 6K 11 10 13 3 1 2 IC27D IR2339N VC C VC C VC C 24V R37 4 3K C13 0 1 uF R36 1 5K VC C VCC R54 10K R56 51K 7 6 1 3 1 2 IC7A IR2339N R50 1 5K R55 10K R51 10 0K C14 330pF VCC R52 6 2K R53 1 1K Q9 C31 44 Z D2 RD 6 8EB2 R49 1W 0 39 VF2 VC C 9 8 14 3 1 2 IC7C IR2339N 5 4 2 3 1 2 IC7B IR2339N VCC R38 2KF R39 30 KF C10 0 01 5uF 3 3 1 5A 1 5A ...

Страница 82: ... XD 1 R CVDT1 RCVDT1 12V CTS1 14 15 12 13 10 11 8 1 16 3 2 5 4 7 6 9 IC22 MC145406 FB121 BLM31 FB126 BLM31 FB123 BLM31 FB122 BLM3 1 FB120 BLM3 1 FB1 25 BLM3 1 GND CI1 ER1 CS1 SD1 RS1 R D1 D R1 5 9 4 8 3 7 2 6 1 CON7 DSUB CON 9P C D1 GND CI2 5 9 4 8 3 7 2 6 1 CON6 DSUB CON 9P FB114 BLM3 1 FB116 BLM31 FB1 11 BLM31 14 15 12 13 10 11 8 1 16 3 2 5 4 7 6 9 IC14 MC145406 DSR1 TXD2 R CVDT2 RCVDT 2 C189 10...

Страница 83: ...S R241 5 6K 1 3 Q6 2SA1270 C19 100uF 16V OS R2 62 3 6K F C18 1000uF 16V Z D4 RD5 6FB3 L2 180uH R276 10 Q7 2SC4153 1 2 3 1 2 4 3 5 6 7 8 IC29 MC34063 C249 220pF 24V D105 SFP B5 4 R263 1 2K F 2 VRES POFF CIRCUIT R285 6 2K G 24V D106 1SS353 VCC R2 81 2 7K R286 2 7K R282 56K 3 2 1 8 4 IC30A GL393 R288 15KG C22 1uF 50V R287 9 1K G Z D3 MTZ5 1A POFF C250 100 0P 1 1 ...

Страница 84: ... 1996 10 31 SYMBOL CHANGED 24V 24V C20 100uF 50V R302 18K ZD5 RD30FB L1 220uH R303 15K D110 SFPL 52 IC40 L4960H BD201 CP301 F1 T2 5AL 250V CON 13 MLX 5273 02A C26 0 01uF 100V 2 2uF 16V 4700uF 63V R304 4 3K C26 C30 C272 2200pF C271 33000pF R301 4 7K 1 1 1 2 VINA VINB ...

Страница 85: ...F 35V C9 D102 SFP B5 4 VC C VC C 24V 24V C248 0 1uF R152 1 5K VCC 24V R153 51K R155 1 5K R1 61 4 3K VCC R160 10K R159 10K 7 6 1 3 1 2 IC13A IR2339N R156 100K R1 57 6 2K 11 10 13 3 1 2 IC13D IR2339N R 2 1W 0 39 Q2 C3144 D101 SFP B5 4 Z D2 RD33EB1 C 6 330uF 50V 24V 24V 5 4 2 3 1 2 IC13B IR2339N VCC C156 330pF R158 1 1K R154 5 1KF R151 30KF C14 0 015uF 24V 9 8 14 3 1 2 IC13C IR2339N 1 1 ...

Страница 86: ...LK2 27 T RN R DY2 17 RCVRDY2 16 TRNEMP2 21 SYNC BRK 2 18 IC5 MB89371A C113 100pF 2 6B C1 14 100pF C1 16 100pF CT S1 RCVDT 1 DTR1 RT S1 T XD 1 12V 14 15 12 13 10 11 8 1 16 3 2 5 4 7 6 9 IC8 MC145406 FB1 03 FB105 FB1 02 FB101 FB1 04 FB106 G ND ER 1 CS 1 SD1 RS 1 R D1 D R1 VC C 5 9 4 8 3 7 2 6 1 C ON3 CONNECT OR DB 9 C D1 GND CI2 IC P2 1 2 3 JP4 5 9 4 8 3 7 2 6 1 C ON4 CO NN ECTOR DB9 FB1 11 FB1 15 F...

Страница 87: ...74 SL12 75 SL11 76 SL10 77 SL02 78 SL01 79 SL00 80 CD0 81 CTS 0 82 TRV 83 T RRQ 84 U S1 C H 85 CTS2 86 CI2 87 C D2 88 VC C 89 GND 90 X2 91 X1 92 SL31 93 SL32 94 SL20 95 SL21 96 RCVDT2 97 T RN R DY2 98 C1 3 P21 99 TR NEMP 2 10 0 IC6 F256004 RES OPTCS 7RS_PS SCH 7RS_RS SCH VC C R1 23 R1 22 R1 21 R1 20 IRQ1 R1 19 R1 18 D 0 D 1 D2 D 3 D 4 D 5 D6 D 7 A0 A1 A2 SL00 SL01 SL02 SL00 SL01 SL02 SL10 SL11 SL1...

Страница 88: ... 6 9 3 1 7 T1 H6752RC D102 SFP B5 4 R1 25 2 7KG 12V C 1 100uF 50V C 3 100uF 50V Z D10 3 RD 33EB1 D1 01 SFPB54 Q1 2SC4352 4 2 8 Z D10 2 RD27EB4 C 2 100uF 50V 24V VC C R1 17 2 2K 3 2 1 8 4 IC1 0A GL393 24V R126 2 2KG R124 100KG C109 330P 12V PX 24V R127 10KG R115 10K R116 10K 5 6 7 8 4 IC1 0B GL393 Z D10 1 RD 5 1E L1 R147 4 3K C 4 10uF 16V D1 NOT INSTALLED 1 2 D1 E352 3 5 2 6B ...

Страница 89: ...6 R141 R144 R134 R136 R139 VCC CLS1 RDD 1 RCP1 CLS2 RDD2 RCP2 1 2 3 4 5 6 7 8 C ON1 MC RCN FB1 22 FB1 18 FB1 19 FB1 17 3 4 IC 2B 40 69 9 8 IC2D 40 69 R1 45 10K R142 10K R1 43 10K R135 10K R DD1 C LS 1 RCP1 RDY1 1 2 IC 2A 40 69 5 6 IC 2C 40 69 D 0 D 1 D 2 D 3 D4 D 5 D6 D 7 WR RD WR RD MC R1S MCR2S A 0 1 CLK_USART RES_USART A0 A1 CLK_USART R ES ET R DD2 CLS2 RCP2 11 10 IC2E 40 69 13 12 IC2F 40 69 R1...

Страница 90: ...C RRDY 2 MCR1 MCR2 OPTCS SYNC MC RRDY 1 MC RRDY 2 MCR1 MCR2 A1 5 EPROM 1 VC C RD A1 1 A9 A8 A13 A1 4 A17 A1 8 A19 A1 6 A1 6 A15 A1 2 A7 A6 A5 A4 A3 A2 VP P 1 A16 2 A1 5 3 A1 2 4 A7 5 A6 6 A5 7 A4 8 A3 9 A2 10 A1 11 A0 12 D0 13 D1 14 D2 15 G ND 16 VC C 32 A18 PGM 31 A1 7 30 A1 4 29 A1 3 28 A8 27 A9 26 A1 1 25 O E 24 A1 0 23 C E 22 D7 21 D6 20 D5 19 D4 18 D3 17 IC12 ROM RD TRQ1 01 41 02 42 03 43 04 ...

Страница 91: ...K_USART A1 A0 RE SE T OPTCS SYN C MC RRDY 1 MCRRDY2 MCR1 MCR2 CLK_USART A1 A0 RE SE T OPTCS SYNC MC RRDY 1 MCRRDY2 MCR1 MCR2 CLK_USART RD EXWAIT BREQ BACK TR Q2 RD EXWA IT BREQ BACK TR Q2 01 41 02 42 03 43 04 44 05 45 06 46 07 47 08 48 09 49 10 50 11 51 12 52 13 53 14 54 15 55 16 56 17 57 18 58 19 59 20 60 21 61 22 62 23 63 24 64 25 65 26 66 27 67 28 68 29 69 30 70 31 71 32 72 33 73 34 74 35 75 36...

Страница 92: ... For U A version 1 Top cabinet etc 2 Bottom cabinet etc 3 Packing material Accessories 4 Main PWB unit 5 Mother PWB unit 6 CKDC PWB unit 7 N F PWB unit 8 Inverter PWB unit 9 Rear display PWB unit 10 Service tools Index CONTENTS ...

Страница 93: ...unit 23 G C O V H 7 1 3 3 B H Z Z AH N D Invertor cover 24 Q C N W 7 8 3 0 B H Z Z AQ N C Flat cable 18pin 25 P S H E K 6 8 4 9 B H Z Z AS N D Key sheet Standard 26 P S H E K 6 8 5 0 B H Z Z AH N D Key sheet Programing 27 L H L D W 0 0 0 6 S C Z Z AB C Wire holder NK 3N 28 X B B S D 3 0 P 0 6 0 0 0 AA C Screw 3 6 29 R C O R F 6 6 9 8 B H Z Z AR C Core EF SC18B 30 L H L D W 6 8 2 0 B H Z Z AE C Qui...

Страница 94: ...binet etc C 1 2 3 4 5 6 7 8 9 11 10 12 13 14 15 13 13 22 5 13 14 27 20 20 14 14 14 B RCPS0150 14 A D E 36 45 37 24 17 35 35 28 23 38 502 51 44 50 14 32 44 21 39 28 19 14 49 54 49 48 26 25 30 31 31 29 ER A750 2 ...

Страница 95: ... 5 B H S A BG N D Bottom cabinet 33 Q A C C D 8 4 1 1 B H Z Z AV N B AC cord SP 035 34 X U P S D 4 0 P 1 2 0 0 0 AA C Screw 4 12 35 L H L D K 6 8 3 0 B H Z Z AT C AC cord holder 36 X U B S D 3 0 P 1 2 0 0 0 AA C Screw 3 12 37 G L E G G 6 6 5 6 B H Z Z AF D Gum leg 38 D U N T K 4 8 1 0 B H Z B BA E Battery unit 39 G F T A B 6 7 8 8 B H S A AL N D Battery cover 41 L C H S M 6 7 0 3 B H Z Z AV C Main...

Страница 96: ...2 3 24 25 26 27 28 29 30 33 34 35 36 2 2 2 3 3 32 34 43 44 45 42 44 43 37 38 41 3 37 46 2 28 48 52 39 RCPS0151 A E D C B 7 19 6 63 62 61 60 4 4 55 9 3 51 58 53 20 56 64 21 47 59 20 15 2 4 4 15 4 18 18 17 16 11 9 8 13 2 54 57 ER A750 4 ...

Страница 97: ...P A K A 8 3 8 4 B H Z Z AF N D Packing pad 6 S S A K H 4 2 3 1 C C Z Z AA D Vinyl bag 140 500mm 7 S S A K H 3 0 1 5 C C Z Z AA D Vinyl bag 200 300mm 8 T I N S E 7 3 8 2 B H Z Z BH N D Instruction book U S A T I N S E 7 3 8 4 B H Z Z BH N D Instruction book E Canada T I N S F 7 3 8 5 B H Z Z BH N D Instruction book F Canada 12 T C A D H 6 8 0 5 B H Z Z AB D L A card 13 T C A D H 6 7 8 8 B H Z A AC ...

Страница 98: ... C I L Z 5 0 1 7 S C Z Z AB C Chip coil BLM3 FB101 109 111 126 46 R C O R F 1 0 0 8 A C Z Z AB C Chip bead BUM21A05 FB110 127 47 V C C C T V 1 H H 1 0 1 J AA C Capacitor 50WV 100PF C101 107 109 121 126 143 148 155 159 164 169 170 174 176 183 V C C C T V 1 H H 1 0 1 J AA C Capacitor 50WV 100PF C185 187 189 192 195 202 203 207 209 211 214 227 236 V C C C T V 1 H H 1 0 1 J AA C Capacitor 50WV 100PF C...

Страница 99: ...1270 Q6 111 R C R S P 5 0 1 9 B C Z Z AD B Crystal 7 37MHz X2 112 P R D A F 6 6 6 7 B H Z Z AH C Heat sink IC40 113 Q C N C M 1 0 6 0 A C 0 3 AB C Connector Short Pin 3P JP1 5 6 114 Q C N C M 5 2 7 8 N C Z Z AC C Connector MLX 5046 03A CON4 5 115 Q C N C M 7 1 2 5 B H 0 I AN C Connector 9P MLX 87023 6066 CON6 7 116 Q C N C M 7 1 2 8 B H 1 E AH C Connector MLX 53047 1510 CON2 117 Q C N C M 7 1 2 9 ...

Страница 100: ... R S T S 2 A D 1 1 2 J AA C Resistor 1 10W 1 1KΩ 5 R53 18 V R S T S 2 A D 1 5 2 G AA C Resistor 1 10W 1 5KΩ 2 R50 36 19 V R S T S 2 A D 2 0 2 F AA C Resistor 1 10W 2KΩ 1 R38 20 V R S T S 2 A D 3 0 3 F AA C Resistor 1 10W 30KΩ 1 R39 21 V R S T S 2 A D 4 3 2 J AA C Resistor 1 10W 4 3KΩ 5 R37 22 V R S T S 2 A D 4 7 2 J AA C Resistor 1 10W 4 7KΩ 5 R13 14 28 23 V R S T S 2 A D 4 7 3 J AA C Resistor 1 1...

Страница 101: ... 8 2 2 G AA C Resistor 1 10W 8 2KΩ 2 R5 12 V R S T S 2 A D 1 0 4 J AA C Resistor 1 10W 100KΩ 5 R3 13 V R S T S 2 A D 2 2 4 J AA C Resistor 1 10W 220KΩ 5 R2 14 V R S T S 2 A D 3 3 2 J AA C Resistor 1 10W 3 3KΩ 5 R6 15 V R S T S 2 A D 4 7 2 J AA C Resistor 1 10W 4 7KΩ 5 R1 16 V R S T S 2 A D 7 5 1 J AA C Resistor 1 10W 750Ω 5 R4 17 V S 2 S C 5 0 0 1 R 1 AF N B Transistor C5001 Q1 2 18 Q C N C M 7 2 ...

Страница 102: ...C 9 1 AG C PARTS CODE NO PRICE RANK NEW MARK PART RANK Q QACCD8411BHZZ 2 33 AV N B QCNCM1060AC03 4 113 AB C QCNCM5091BC1B 6 32 AD C QCNCM5278NCZZ 4 114 AC C QCNCM7125BH0I 4 115 AN C QCNCM7128BH1E 4 116 AH C QCNCM7129BH0D 4 117 AB C QCNCM7133BHZZ 4 118 AC C QCNCM7136BHZZ 6 33 AB C QCNCM7145RCZZ 10 1 AZ S QCNCM7179BH0D 8 20 AD N C QCNCM7179BH0I 9 2 AE N C QCNCM7179BH1A 9 3 AE N C QCNCM7203RC8J 5 1 A...

Страница 103: ...74HC74D1 4 32 AK N B VHIGD75189D 1 4 16 AG B PARTS CODE NO PRICE RANK NEW MARK PART RANK VHIGL339AD 1 4 17 AH B 6 10 AH B VHIG76C256F70 4 15 BC B VHIH4728A96FS 6 11 AX B VHIH641510810 4 18 BA B VHIIR9393N 1 4 19 AD B VHIKIA7806P 1 4 142 AK B VHILHF80S01 1 4 20 BK B VHILT1184CS 1 8 9 BE N B VHILZ9AH39 1 4 21 BA B VHIL4960 1 4 143 AM B VHIMB62H149 1 4 22 BC B VHIMB89371APF 4 23 AW B VHIMC145406F1 4 ...

Страница 104: ...144EK 1 4 43 AC B VSDTC114YK 1 4 44 AC B 6 27 AC B VSKTD14151 1 4 153 AN B VS2SA1270 1 4 110 AF B VS2SB822 1 4 150 AD B VS2SC2021 1 4 151 AB B VS2SC4352 1 4 152 AF B 6 46 AF B VS2SC4699KP 1 4 41 AC B VS2SC5001R 1 8 17 AF N B VS2SJ187 1 4 42 AF B VVKFIP7B13 1 9 4 AX B VVLLM320153 1 1 502 BW N E X XBBSD30P06000 1 28 AA C XBBSD40P12000 1 5 AA C XBPBZ40P06K00 2 13 AA C XBPSD30P06K00 2 9 AA C XBPSD30P0...

Страница 105: ...ored 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 and Reliability Control Center Yamatokoriyama Nara 639 11 Japan March 1997 Printed in the USA ...

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Sharp ER-A750, Руководство по обслуживанию

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Содержание ER-A750

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