Sharp ER-A450T Service Manual Download | Manualshive

Page: 1 / 76

background image

SERVICE MANUAL

ELECTRONIC
CASH REGISTER

MODEL

ER-A450T

SRV Key : LKGIM7113RCZZ
PRINTER : PR-45M

("U" and "A" version)

CAUTION
EXTREME CAUTION MUST BE TAKEN WHEN SERVICING THIS MACHINE. WHEN THE
MODE SWITCH IS IN THE OFF POSITION, VOLTAGE IS STILL SUPPLIED TO THE ENTIRE
MACHINE.
WHEN WORKING ON THIS MACHINE MAKE SURE THAT THE POWER CORD IS
REMOVED FROM THE WALL OUTLET.

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

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

CHAPTER 3. SERVICE RESET AND MASTER RESET . . . . . . . . . . . . . . . . 3-1

CHAPTER 4. HARDWARE DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

CHAPTER 5. TEST FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

CHAPTER 6. DOWN LOAD FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

CHAPTER 7. SERVICE PRECAUTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

CHAPTER 8. CIRCUIT DIAGRAM & PWB LAYOUT . . . . . . . . . . . . . . . . . . . 8-1

PARTS GUIDE

SHARP CORPORATION

CONTENTS

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

Parts marked with "

" are 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.

1
2
3
...
»

Summary of Contents for ER-A450T

Page 1: ...NS 1 1 CHAPTER 2 OPTIONS 2 1 CHAPTER 3 SERVICE RESET AND MASTER RESET 3 1 CHAPTER 4 HARDWARE DESCRIPTION 4 1 CHAPTER 5 TEST FUNCTION 5 1 CHAPTER 6 DOWN LOAD FUNCTION 6 1 CHAPTER 7 SERVICE PRECAUTION 7 1 CHAPTER 8 CIRCUIT DIAGRAM PWB LAYOUT 8 1 PARTS GUIDE SHARP CORPORATION CONTENTS This document has been published to be used for after sales service only The contents are subject to change without n...

Page 2: ... key VOID Void key SCALE Scale key OPEN TARE Open tare key CH Charge key CHK Check key MDSE SBTL Merchandise subtotal key SBTL Subtotal key CA AT Cash amount tendered key KEY TOP DESCRIPTION FS SHIFT Food stamp shift key FS TEND Food stamp tendered Optional Key Top KEY TOP DESCRIPTION 21 to 50 Department keys TAX3 SHIFT Tax 3 shift key TAX4 SHIFT Tax 4 shift key 2 4 Discount 2 4 keys 000 Triple ze...

Page 3: ...ND SALE CASH CHECK CHARGE 10 f Light up when a registration is finalized by depressing CASH CHECK CHARGE key SUB TOTAL short tender 10 Change 10 C Light up whenever the change due amount appears in the display Foreign Currency SUB TOTAL 10 c Food Stamp Change 10 8 xxF FS amount Department 9 10 Not zero suppressed PLU 5 10 Not zero suppressed Repeat 8 Endless count starting from 2 Receipt OFF 9 _ C...

Page 4: ...A version Separation from the drawer Allowed Allowed Separation of the coin compartments from the money case Disallowed Disallowed Bill separator YES Number of compartments 5B 5C 4B 8C 3 Lock Location of the lock Front Method of locking and unlocking Locking Insert the drawer lock key into the lock and turn it 90 degrees counterclockwise Unlocking Insert the drawer lock key into the lock and turn ...

Page 5: ...make sure the No 9 pin signal is proper before connecting the device If you want to connect an RS232 device to the ECR with the No 9 pin of the port 1 or 2 set to 5V make sure the AC cable of the ECR is disconnected from the wall outlet to protect the device Channel No Port 1 CH8 Channel No Port 2 CH1 1 2 3 4 5 6 7 8 9 CD RD SD ER GND DR RS CS CI VCC SW3 on the Main PWB Pin No 9 CI signal Default ...

Page 6: ...HINE CABLE 3 5 inch FDD ER 01 02FD ER 04DW REMOTE DRAWER LOCAL PURCHASE NOTE1 This symbol sho ws NEW MODEL CABLE LOCAL PURCHASE PC UTILITY ER A6HS1 or LOCAL PURCHASE ER 02FD EXE CABLE SLIP PRINTER LOCAL PURCHASE CABLE PRINT DATA LOCAL PURCHASE or LOCAL PURCHASE LOCAL PURCHASE Note Only 2 peripherals max may be connected at any one time 2 1 ...

Page 7: ...IP COVER AL OP key only 3 DRIP PROOF KEYBOARD COVER BE Include the switch cover 4 JOURNAL NEAR END SENSOR UNIT BB Q ty 1 Screw Sensor unit Top cabinet AA Q ty 1 Screw Sensor unit Earth wire Top cabinet AA Q ty 1 Screw Earth wire Top cabinet AA Q ty 1 Earth wire AF Q ty 1 Connector 2pin AA Q ty 1 5 TEXT PRESET KEYBOARD COVER BH 4 Service tools No NAME PARTS CODE PRICE RANK DESCRIPTION 1 RS 232 LOOP...

Page 8: ...SRV position MRS 2 Used to clear all memory and keyboard contents This reset returns all programming back to defaults The keyboard must be entered by hand This reset is used if an application needs different keyboard layout other than that supplied by a normal MRS 1 Procedure 1 Unplug the AC cord from the wall outlet 2 Set the MODE switch to the SRV position 3 Plug in the AC cord to the wall outle...

Page 9: ...g 1 1 CPU GATE ARRAY MPCA7 DRAWER STANDARD RAM1 256KB OPTIONAL RAM2 512KB ER 03RA 512KB STANDARD ROM 512KB SWITCH KEY BOARD RS232 I F 1 ports RS232 I F CH1 CKDC8 OPC2 1 LINE 7SEG 7DIG 1 LINE 7SEG 10DIG CUSTOMER DISPLAY OPERATER DISPLAY TPRC1 PRINTER PR 45M 4 1 ...

Page 10: ... TXD1 RXD1 SCK2 UASKC IRQ1 IRQ0 VCC AVCC AN3 AN2 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 P41 P42 P43 P44 P45 P46 P47 VSS P50 P51 P52 P53 P54 P55 P56 P57 STOP P60 P61 P62 P63 P64 P65 P66 P67 VSS AVSS AN0 AN1 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 78 80 81 82 83 84 A8 A9 A10 A11 A12 A13 A14 A15 VSS A16 A17 A18 A19 A2...

Page 11: ...17 P16 P15 P14 P13 P12 P11 P10 D7 D6 D5 D4 D3 D2 D1 D0 STOP P57 P56 FMRS P54 P53 P52 P51 P50 P67 P66 RS P65 RR P64 CD P63 CS P62 DR P61 ER P60 P73 AN2 AN1 AN0 TXD2 RXD2 TXD1 RXD1 SCK2 IRQ2 IRQ1 IRQ0 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 t...

Page 12: ...Nu GND 55 VCC VCC 5V 56 P40 IFV IN Nu pull up 57 P41 PTMG IN Printer PR 45 timing signal from MPCA 58 P42 TOF IN Nu pull up 59 P43 BOF IN Nu pull up PIN No SYMBOL SIGNAL NAME IN OUT FUNCTION 60 P44 PRST IN Printer PR 45 Reset signal from MPCA 61 P45 NEJ IN Near END signal journal 62 P46 NU IN NU GND 63 P47 NER IN Near END signal receipt 64 VSS VSS GND 65 P50 TRG1 OUT Nu GND 66 P51 PSTOP OUT Nu GND...

Page 13: ...TD 136 RJMTS 135 DT5 134 DT6 133 DT7 132 GND 131 DT1 130 DT2 129 DT3 128 DT4 127 RJTMG 126 RJRST 125 RAS1 124 RAS2 123 ROS2 122 ROS1 121 OPTCS 41 D3 42 GND 43 D4 44 D5 45 D6 46 D7 47 SSPRQ 48 RESET 49 INT2 50 INT3 51 RXDI 52 TXDI 53 SCKI 54 IRQ0 55 A0 56 A1 57 A2 58 A3 59 A4 60 A5 61 GND 62 VCC 63 A6 64 A7 65 A8 66 A9 67 A10 68 A11 69 A12 70 A13 71 A14 72 A15 73 A16 74 A17 75 A18 76 A19 77 A20 78 ...

Page 14: ...INT2 EXINT3 SDT1 7 DT1 9 TEST IRQ0 A23 A0 SSPRQ SLF SLRS VF RF JF FCUT PCUT STAMP TRGI TRG TRG DOTEN 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 ...

Page 15: ...ND GND 43 D4 I O Data bus 4 44 D5 I O Data bus 5 45 D6 I O Data bus 6 46 D7 I O Data bus 7 47 SPRQ Out SSP interrupt request to CPU 48 RESET In MPCA reset 49 SHEN In Shift enable from CKDC8 50 INT3 In Interrupt signal Nu Pin No Signal name In Out Function 51 RXD2 Out 8 bit serial port output to CPU 52 TXD2 In 8 bit serial port input from CPU 53 SCK2 In Serial port shift clock input from CPU 54 IRQ...

Page 16: ...TS2 Out Serial output to FMC unit 151 SCK2 Out Serial clock to FMC unit 152 STH2 In Serial input to FMC unit 153 Nu 154 Nu 155 Nu 156 Nu 157 Nu 158 LCDWT IN TPRC wait signal 159 DOTEN Out Dot drive enable signal Nu 160 RASP Nu 2 3 CKDC8 1 Pin configulation 2 Pin assignment CKDC8 Pin No SYMBOL SIGNAL NAME IN OUT FUNCTION 1 DP DP OUT DISPLAY SEGMENT Dp 2 A SA OUT DISPLAY SEGMENT a 3 B SB OUT DISPLAY...

Page 17: ... OUT DISPLAY DIGIT 7 60 T7 G8 OUT DISPLAY DIGIT 8 61 T8 G9 OUT DISPLAY DIGIT 9 62 T9 G10 OUT DISPLAY DIGIT 10 63 T10 NU OUT DISPLAY DIGIT 11 64 ID NU OUT DISPLAY SEGMENT 2 4 TPRC1 F258024PC 1 General TPRC1 is the LSI circuit of the peripheral circuits of the microcom puter required for thermal printer control Fig 2 6 The CPU is designed for use with H8 500 The bus I F however is not restricted to ...

Page 18: ...P P 122 121 41 42 BACK 43 A3 44 A4 45 A5 46 A6 47 A7 48 A8 49 A9 50 51 52 53 A10 54 A11 55 A12 56 A13 57 A14 58 A15 59 A16 60 61 62 63 A17 64 A18 65 A19 66 A20 67 A21 68 A22 69 A23 70 71 72 RD 73 WR 74 AS 75 POF 76 INT 77 WO 78 79 BREQ 80 120 PTJM 119 PTRM 118 BA13 117 BA14 116 BA15 115 BRD 114 BWR 113 CGS 112 111 110 109 JAS 108 JBS 107 JCS 106 JDS 105 RAS 104 RBS 103 102 101 100 99 98 97 RCS 96 ...

Page 19: ...cc 5V 21 Vcc 5V 22 Vcc 5V 23 Vcc 5V 24 TEST1 I 5V internal counter timer test pin 25 D0 I O Data bus 0 Internal register print buffer data IO 26 D1 I O Data bus 1 Internal register print buffer data IO 27 D2 I O Data bus 2 Internal register print buffer data IO 28 D3 I O DAta bus 3 Internal register print buffer data IO 29 D4 I O Data bus 4 Internal register print buffer data IO 30 GND GND 31 GND ...

Page 20: ...head up 86 PCRES I Auto cutter unit reset signal input Nu 87 PFP I Auto cutter unit FP signal input Nu 88 RVPON O Receipt side paper feed pulse motor common power control signal Nu 89 GND GND 90 GND GND 91 GND GND 92 JVPON O Journal side paper feed pulse motor common power control signal Nu 93 VHCOM O Head drive common power control 94 CTBO O Cutter motor control signal Nu 95 CTAO O Cutter motor c...

Page 21: ...NRDY0 18 CTS0 19 RCVDT0 20 VCC 21 GND 22 CI0 23 RTS0 24 CS0 25 CD1 26 BRK1 27 TRNEMP1 28 RCVRDY1 29 TRNRDY1 30 CTS1 31 32 33 RTS1 34 35 36 TRNEMP2 37 RCVRDY2 38 TRNRDY2 39 CTS2Z 40 RCVDT2 160 MCLK 159 158 RSLCT1 157 RSLCT0 156 RIN 155 WIN 154 SYCBKD 153 TRNEMPD 152 RCVRDYD 151 TRNRDYD 150 DSRD 149 CTSD 148 RCVDTD 147 RTSD 146 DTRD 145 TRNDTD 144 CSD 143 GND 142 VCC 141 SYCBKC 140 TRNEMPC 139 RCVRD...

Page 22: ... request to send signal 24 CS0 CS1 O RS 232 chip select signal 25 CD1 DCD2 IS RS 232 control signal CD input Pin NO Name ER A770 I O Description 26 BRK1 BRK2 IS GND 27 TRNEMP1 TRENMP2 IS GND 28 RCVRDY1 RCVRDY2 IS GND 29 TRNRDY1 TRNRDY2 IS GND 30 CTS1 CTS2 IS 5V 31 RCVDT1 RCVDT2 IS RS 232 reception data signal 32 CI1 CI2 IS RS 232 control signal CI input 33 RTS1 RTS2 O RS 232 request to send signal...

Page 23: ...RT 96 DB6 DB6 IO DATA BUS USART 97 DB7 DB7 IO DATA BUS USART 98 R RDH O Read signal to USART Pin NO Name ER A770 I O Description 99 W WRH O Write signal to USART 100 VCC VCC 5V 101 GND GND GND 102 RES RES USART O Reset signal to USART 103 TRNCLK GND I GND 104 RCVCLK GND I GND 105 DBTST SRCS ID RS 232 INLINE USART chip select 106 UTST VCC ID 5V 107 CSA CS1 IS USART_A chip select 108 TRNDTA TXD1 O R...

Page 24: ...r on When power is turned off the CKDC8 goes into the standby mode and the main clock stops The sub clock X2 generates 32 768KHz which is primarily used to update the internal RTC real time clock During the standby mode it keeps oscillating to update the clock and monitoring the power recov ery 4 Reset POFF circuit Fig 4 1 In order to prevent memory loss at a time of power off and power supply fai...

Page 25: ...rojected to 000000H 007FFFH for allowing reset start and other vector addressing or the lower 32KB of ROM area which is projected to 008000H 00FE7FH for allowing 0 page addressing of work RAM area 4 Expansion I O means expansion I O device area which is addressed to area other than page 0 0 page memory map Fig 5 2 ROM image area Image is formed in ROM area address C00000H to C07FFFH This area is i...

Page 26: ...select signals RAS2 and RAS3 The control register in MPCA7 allows selection of page image memory area RAS1 is selected for initializing For 0 page image area selection between RAS2 and RAS3 can bemade with the control register The 0 page control register performs initializing at the timing of no stack process immedi ately after resetting 100000H 400000H BFFFFFH NOT USE NOT USE RAS1 128K Byte RAS2 ...

Page 27: ...hrough the address FFFF00H or later decoded in MPCA7 2 SSP register The break address register BAR is accessed through the direct address of FFFF00H FFFFFFH Entry number is 32 entry Fig 6 3 Each BAR is composed of 4 a byte address The bit composition is as follows Fig 6 4 is the enable register The entry registers of the break address are assigned to and Each bit of address corresponds to each bit...

Page 28: ...ith the above 5 bits and 0th is 00000B and 31st is 11111B When detected simultaneously by two or more break registers one with the smaller BAR number is read as binary data The break signals NMI and the above detection data CMP0 4 are held until the above detection data are read Thus the reading is made in the NMI sub routine Clear by FFFFFFH read 1 FFFFFFH is not fully decoded FFFF00H FFFFFFH The...

Page 29: ...d by turning on the power the CKDC8 cancels resetting of the CPU in the command mode After initializing each port the CPU reads the start condition 1 byte Fig 9 2 After sampling POF High the CKDC8 performs a mode scan and key scan at then cancels resetting of the CPU After being cancelled the CPU initializes each port at and reads the start condition After being cancelled the CPU reads the start c...

Page 30: ...uest from the CPU If the reset request is not sent from the CPU within 100msec the service interruption procedure is started after 110 10msec to go into the stand by mode Fig 9 4 3 Key and switch scanning Fig 9 5 As the strobe signal 8 bits of ST0 8 are used KR0 KR7 are used as the key return signal KR10 is used as the return signal of the paper feed key KR11 is used as the return signal of the mo...

Page 31: ...test code entry the test start CODE DESCRIPTION 100 Display Buzzer test 101 Key code Cashier key test 102 R J printer test 104 Keyboard test 105 Mode switch test 106 Printer sensor test 108 Calendar osilator test 109 SSP test 110 Drawer open sensor test For standard drawer 111 Drawer open sensor test For remote drawer 120 Standard RAM test 130 Standard ROM test 150 Printer dot pulse width adjustme...

Page 32: ...formed 4 Keyboard test 1 Key operation XXXX Sumcheck data Standard keyboard layout sum check data ER A450T 2254 2 Functional description The keyboard test is performed with the sum check data of the key code The sum check data is input into to the upper upper four digits before the diagnostics code The data are compared with the added data which are added until the final key CA AT is pressed If th...

Page 33: ...Displayed Description W NER 0 Receipt paper near end sensor Detected 1 Receipt paper near end sensor Not detected X NEJ 0 Journal paper near end sensor Detected 1 Journal paper near end sensor Not detected Y RPES 0 Receipt paper end sensor Detected 1 Receipt paper end sensor Not detected Z JPES 0 Journal paper end sensor Detected 1 Journal paper end sensor Not detected 1 is always display when no ...

Page 34: ...terminate the program without check 9 Drawer open sensor test For standard test 1 Key operation 2 Functional description State of the drawer open sensor is sensed and displayed 3 Check items X Description O Drawer open sensor detected Drawer opend C Drawer open sensor not detected Drawer closed a Check opening of the specified drawer b Check the display indication when the drawer is open and close...

Page 35: ...wer two digits of SUM is 10H it is normal 3 Check the following items Check the printout after the test 4 Test termination The test automatically terminates with the following termination mes sage Normal termination print 130 ROM1 27040 Error termination print E 130 ROM1 27040 Note means the ROM version number The underlined section 10 bytes of code table is provided in the ROM as standard and the...

Page 36: ...nnector The following three items are checked Control signal check Data transfer check Timer check RS 232 onboard timer Check Control signal check ERn DRn CIn RSn CDn CSn loop check OUTPUT INPUT ERn RSn DRn CIn CDn CSn OFF OFF OFF OFF OFF OFF OFF ON OFF OFF ON ON ON OFF ON ON OFF OFF ON ON ON ON ON ON The read check about the above INPUT items and interrupt check of CS CI and CD are performed Read...

Page 37: ...rred during execution of check 13 E13 RCVRDY I Interruption error of RCVRDY 14 E14 SD RD SDn RDn ERR Data error 15 E15 SD RD SDn RDn ERR Data error Flaming error 16 E16 TIMER TIMERn error TMRQn cannot be set after termination of check 17 E17 TIMER I Interruption error of TRQ1 Errors that may occur during check control signal check E1 E7 Errors that may occur during check data transfer check E8 E15...

Page 38: ...Selected by SRV JOB 903 A 4 Sync mode Asynchronous 5 Checking Vertical parity odd 6 Code 7 bits ASCII 7 Bit sequence LSB first 8 Line level RS232 level 9 Data forma FIg 2 1 3 Location of connector pins ECR ECR cable Fig 3 1 ECR ECR ECR ER 02FD P b1 b2 b3 b4 b5 b6 b7 LSB MSB Start bit Parity bit Stop bit SD 3 SD RD CTS RD 2 6 8 3 2 6 8 5 5 SG RTS 7 DCD 1 DTR 4 DSR 7 1 4 ECR CTS SG RTS DCD DTR DSR 9...

Page 39: ...rds 128 bytes are sent at one time on the transmit data format RAM DATA FORMAT Exhibit Code table HEX ASCII Character HEX ASCII Character 0 30 0 8 38 8 1 31 1 9 39 9 2 32 2 A 41 A 3 33 3 B 42 B 4 34 4 C 43 C 5 35 5 D 44 D 6 36 6 E 45 E 7 37 7 F 46 F 6 END record End message Fixed to 30303030 End massage Fixed to 4646 Sum check End code CR 0D SD 2 SD RD CTS RD 3 6 5 3 2 6 8 ER 02FD 7 5 SG RTS 4 DCD...

Page 40: ... DIP switches of the FD unit as follows ER 02FD The ER 01FD functions of the ER 02FD are used 2 Connect the cable Saving data 1 Turn on the power switch and insert a floppy disk which has been formatted 2 Start the SEND JOB on the ECR side as follows X 0 SSP 3 Data transmission is started and the green lamp on the ER 02FD blinks Loading data 1 Turn on the power switch and insert the floppy disk wh...

Page 41: ...Cable pin out No Procedure on P C side No Procedure on ER A450T side 1 Install 02FD EXE on the P C ALL RAM Data UpLoad Go to 2 ALL RAM Data DownLoad Go to 9 2 ALL RAM Data UpLoad ER A450T PC 2 Place the SRV key in the SRV mode 3 Execute 02FD EXE on P C Don t execute the other Software at the same time 4 Set the Communication method by Setting Button Push OK Button 5 Push POS PC Button And Select t...

Page 42: ...RV key in the SRV mode 10 Execute 02FD EXE on P C Don t execute the other Software at the same time 11 Set the Communication method by Setting Button 12 Entry of JOB 998 in the SRV mode ER A450T shows Push OK Button 13 Push PC POS Button And Select the Receiving File 14 Communication starts 15 Download is completed The initial Window is shown Push Exit Button 15 Download is completed 16 Execute Se...

Page 43: ...ke a preset price entry E36 The perset price entry is inhibited Make an open price entry E37 Ther direct finalization is inhibited Make a tendering operation E38 Read error of scale E67 Registration buffer is full E76 The drawer is still opened Close the drawer E77 Price shift error E79 Reading of undefined vendor coupon UPC E86 Communication error at ECR copy E87 Data format error at ECR copy E88...

Page 44: ...1 10 D6 SFPL52V Q23 C4153 HEAT SINK 1 2 4 3 5 6 7 8 IC6 KA34063 C266 100uF 50V 1 2 CN8 PS CN 24V F1 FUSE UL CSA 1A 125V FROM PS PWB 24V GND C85 220P C84 0 1uF 50V VBT BT1 BATTERY R113 1KF C86 0 1uF 50V R120 150 C81 330uF 16V C82 330uF 16V 2 1 CN9 BT CN 5V P0FF R118 56K 24V D7 1SS353 R119 2 7K 3 2 1 8 4 IC7A BA10393F 5 6 7 8 4 IC7B BA10393F 24V P OFF CIRCUIT C83 1u 50V R117 2 7K R114 8 2KG R115 15K...

Page 45: ...201 R200 R199 R197 R165 R166 R167 R168 R169 R170 R172 R171 R195 5V 10K X8 ERC LDRQ 8 4B 8 4B R139 100 R140 100 R141 100 R142 100 R143 100 R144 100 R145 100 R146 100 PDS 8 2B SHEN 8 8B FRES BUSY_A RDY_A R173 R174 R175 R176 R177 R178 R179 R180 VCC Vrf FIL2 100P 1 3 2 X4 19 66MHz TM FVHS 7 1D 7 8A 5V D28 1SS353 R160 3 6K F R159 16K F 24V TXD2 RXD2 IRQ0 IRQ1 PHAI 5V 5V 5V RXD TXD 5V 5V 5V 5V 3 8B 6 2C...

Page 46: ...158 N U 157 N U 156 N U 155 N U 154 N U 153 STH2 152 SCK2 151 HTS2 150 SLMTR 149 SLMTS 148 SLMTD 147 RJMTR 146 RAS3 145 NU 144 VSS 143 VCC 142 ASKRX 141 SYNC 140 DOT8 139 DOT9 138 RJMTD 137 RJMTS 136 DOT5 135 DOT6 134 D0T7 133 VSS 132 DOT1 131 DOT2 130 DOT3 129 DOT4 128 RJTMG 127 RJRST 126 RAS1 125 RAS2 124 ROS2 123 ROS1 122 OPTCS 121 IC10 G A MPCA7 RES 5V 5V 5V 5V 5V 6 2C C148 0 01u R204 10K R207...

Page 47: ...R232 820 C172 10u 50V R234 3 3K C171 0 1u 50V R233 1 2K R241 68 F C173 0 1u 50V VCH FRES FSD FRD FSCK BUSY 2 5C 3 1D 3 1D 3 1D 2 5C 3 3A RDY 2 5C R239 56K R240 56K R238 56K R237 56K GND 1 VPP 2 VCH 3 FRES 4 FSD 5 FRD 6 FSCK 7 BUSY 8 RDY 9 VCON 10 VPF 11 CN14 FMC CN 5V JP2 Q25 A1036 Q26 KRC106S R236 10K R235 3 9K NOT USE ...

Page 48: ... 32 A18 PGM 31 A17 30 A14 29 A13 28 A8 27 A9 26 A11 25 OE 24 A10 23 CE 22 D7 21 D6 20 D5 19 D4 18 D3 17 IC13 ROM1 32P DIP C176 47U 16V C177 0 1u A0 A1 A2 A3 A4 A5 A6 A7 A12 A15 A16 D0 D1 D2 4M A8 A9 A10 A11 A13 A14 A17 A18 D3 D4 D5 D6 D7 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 D0 D1 D2 5V A16 2M C182 10U 16V C181 0 1uF C178 0 1uF C179 10U 16V D7 D6 D5 D4 D3 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 D0 D1 D2 A16 A13...

Page 49: ...4 35 35 36 36 37 37 38 38 39 39 40 40 CN16 PRCN VH VH VH VH 5V JPES JPFC JPFD JPFB JPFA VJCOM CUTS CUTM CUTM STRB3 STRB4 VH TM1 SO WR0 RESET RD0 TRQ1 RES IRQ1 POFF EXINT0 OPTCS A0 A1 A2 A3 A4 A5 VH SO CUTM CUTM CUTS VJCOM JPFA JPFB JPFD JPFC JPES TM1 STRB4 STRB3 WR0 RESET RD0 TRQ1 IRQ1 RES POFF EXINT0 OPTCS VDD 5V 24V 5V 3 5V 4 VDD 5 WR0 6 RESET 7 RD0 8 TRQ1 9 RES 10 IRQ1 11 POFF 12 EXINT0 13 OPTC...

Page 50: ...8 10K R249 10K R250 10K R251 10K R252 10K BACK A1 A2 A3 A4 A5 A6 A7 A8 A18 A19 A9 A10 A11 A12 A13 A14 A15 A16 A17 A0 D0 D7 D0 D1 D2 D3 D4 D5 D6 D7 A0 A1 A2 A3 A4 A5 A6 A7 A8 A 0 23 D 0 7 5V NC 1 A18 2 A17 3 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 CE CE 12 OE OE 14 D0 15 D8 16 D9 18 NC 44 A19 43 A8 42 A9 41 A10 40 A11 39 A12 38 A13 37 A15 35 A16 34 BHE 33 D15 A 1 31 D7 30 D14 29 D6 28 D13 27 VSS ...

Page 51: ...POFF VDD VDD R1 10K BD8 BD9 BD10 C1 10U 16V 9 8B 9 8B 9 8B X2 32 768KHZ KR1 KR2 KR3 C11 22p 1 3 2 X1 4 19MHz R5 1M BD5 BD6 BD7 D2 1SS353 PDS PDS DP G F E D C B A G6 G5 G4 G3 G2 G1 5V DP 1 G 2 F 3 E 4 D 5 C 6 B 7 A 8 G7 9 G6 10 G5 11 G4 12 G3 13 G2 14 G1 15 CN3 POP CN 15P R3 2 2K FISCAL PDS R4 12K Q10 C2412K TO POP UP LED PWB 1 2 BZ1 BUZZER G7 PDS TO FRONT LED PWB 1 2 3 JP1 0 OHM 0 OHM JP6 PDS 1 G1...

Page 52: ... ST8A D23 1 2 3 SW1 MRS SW KEY74 51 50 36 23 9 22 8 37 35 33 NC 15 25 24 61 62 58 60 67 68 27 42 56 55 54 39 43 45 47 49 48 34 21 20 7 5 4 3 NC 57 63 59 66 13 14 28 41 40 38 29 44 46 32 19 18 6 NC NC 64 65 12 26 52 53 31 30 17 16 NC 10 11 NC K R 2 K R 3 K R 4 K R 5 K R 6 K R 7 K R 1 0 K R 0 K R 1 R326 47KX9 R333 R329 R331 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 CN20 KEY_CN_9P R325 R327 R330 R332 R328 ...

Page 53: ...04 DBTST 105 UTST 106 CSA 107 TRNDTA 108 DTRA 109 RTSA 110 RCVDTA 111 CTSA 112 DSRA 113 TRNRDYA 114 RCVRDYA 115 TRNEMP1 116 SYCBKA 117 GND 118 CSB 119 TRNDTB 120 DTRB 121 RTSB 122 RCVDTB 123 CTSB 124 DSRB 125 TRNRDYB 126 RCVRDYB 127 TRNEMPB 128 SYCBKB 129 GND 130 CSC 131 TRNDTC 132 DTRC 133 RTSC 134 RCVDTC 135 CTSC 136 DSRC 137 TRNRDYC 138 RCVRDYC 139 TRNEMPC 140 SYCBKC 141 VCC 142 GND 143 CSD 144...

Page 54: ...U RSS ERS TXD CDS RXD RI DRS CSS 2 2C 2 2C 2 2B 2 2B 2 2B 2 2B 2 2B 2 2B C1 12 C1 14 C2 15 C2 16 V 13 V 17 T1IN 7 T2IN 6 T3IN 20 T4IN 21 R1OUT 8 R2OUT 5 R3OUT 26 R4OUT 22 R5OUT 19 EN 24 T1OUT 2 T2OUT 3 T3OUT 1 T4OUT 28 R1IN 9 R2IN 4 R3IN 27 R4IN 23 R5IN 18 SHDN 25 V C C 1 1 1 0 1 0 IC27 MAX211 C252 0 1U C253 0 1U C255 0 1U C254 0 1U R334 R335 R336 R337 R338 100X5 ER CI FB1 FB2 FB3 FB4 FB5 FB6 FB7 ...

Page 55: ... 18 SHDN 25 V C C 1 1 1 0 1 0 IC31 MAX211 C293 0 1U C308 0 1U C312 10uF 50V RS1 ER1 SD1 RD1 RS1 ER1 SD1 RD1 FB22 FB20 FB19 FB18 R357 ER1 SD1 RD1 CD1 CI11 CS11 RS1 DR1 ER1 SD1 RD1 CD1 CI11 CS11 RS1 DR1 1 2 3 4 5 6 7 8 9 DRCN2 1 2 3 4 5 6 7 8 9 CN24 CON9 5 9 4 8 3 7 2 6 1 RSCN2 DSUB9 CI11 ER1 CS11 SD1 RS1 RD1 DR1 CD1 CD1 DR1 DR1 CD1 VCC 100 X 5 CI11 CI11 CS11 CS11 C307 1000P 5 FB17 FB31 FB21 FB30 SW...

Page 56: ...2 MAIN PWB LAYOUT 1 SIDE A ...

Page 57: ... 2 SIDE B ...

Page 58: ...D 20 CN1 FRONT CN 20P FND1 G1 G10 G1 G2 FND3 FND2 G3 G4 G5 G6 G7 G8 FRONT LED PWB FND5 FND4 G9 G10 G DP R7 30 R8 30 C D E F R3 30 R4 30 R5 30 R6 30 A B R1 30 R2 30 A DP G1 1 G2 2 G3 3 G4 4 G5 5 G6 6 G7 7 A 8 B 9 C 10 D 11 E 12 F 13 G 14 DP 15 CN1 POP CN NORMAL FND1 G1 G2 G1 G8 FND3 FND2 G3 G4 G5 G6 G7 G8 POP UP LED PWB FND4 G DP R7 R8 27 C D E F R3 R4 R5 R6 A B R1 R2 27 27 27 27 27 27 27 A DP ...

Page 59: ...4 FRONT DISPLAY PWB LAYOUT 5 POP UP DISPLAY PWB LAYOUT ...

Page 60: ...CH 450FMC SCH 450CPU SCH C6 3300UF 50V C2 4700UF 50V C5 3300UF 50V C1 M0 033u F1 UL CSA T2 5AL 125V 4 1 2 3 BD1 CP301 6 8PIN NC D2 PS156R 1 5 7 3 4 2 IC1 LM2574HVN R2 10 R1 18K C3 22UF 50v 24V GND R4 1 2KF R3 22KF C4 2200uF 50V 2 1 TO MAIN PWB 450FRT SCH 450GA SCH 450KEY SCH 450MM SCH 450OM SCH 450POP SCH 450POWER SCH 450PR SCH 450PS SCH 450TP SCH 450RS SCH RS1 SCH RS2 SCH ...

Page 61: ...7 PS PWB LAYOUT ...

Page 62: ...8 Front LED PWB unit 9 Pop up LED PWB unit F Printer PWB unit G Articles for consumption H Service route options Index Parts marked with are important for maintaining the safety of the set Be sure replace these parts with specified ones for maintaining the safety and performance of the set SHARP CORPORATION This document has been published to be used for after sales service only The contents are s...

Page 63: ... L B N D J 2 0 0 3 S C Z Z AA C Cable band Large 32 X N E S D 3 0 2 4 0 0 0 AA C Nut M3 34 X H B S D 3 0 P 0 4 0 0 0 AA C Screw 3 4 35 Q T A N Z 6 6 6 1 B H Z Z AE C Faston terminal 38 C P W B F 7 5 5 4 B H 0 4 BK N E PS PWB unit include No 71 39 P R D A F 6 6 6 6 B H Z A AN C Heat sink 41 X E B S D 3 0 P 1 0 0 0 0 AA C Screw 3 10 43 Q C N W 7 1 2 1 R C Z Z AD C Printer GND wire 44 X B P S D 3 0 P...

Page 64: ...34 35 65 66 66 RCP00363 74 34 A 77 B B 18 62 63 10 13 14 16 17 18 18 64 1 2 5 6 7 8 9 75 43 75 44 44 45 49 48 41 34 34 70 19 20 21 28 27 31 18 39 46 41 18 18 22 29 30 18 18 18 18 18 23 38 71 72 76 67 68 ER A450TU A 2 ...

Page 65: ...Key plate 18 X J P S D 3 0 P 0 6 0 0 0 AA C Screw 3 6 19 L H L D Z 6 8 3 6 B H Z Z AE C Holder R WHITE 20 L H L D Z 6 8 3 7 B H Z Z AE C Holder L YELLOW 101 C L A B H 2 2 6 4 B H Z Z AN N D Key label 501 K I O K 2 0 1 1 B H Z Z BN N E Key board include No 7 20 101 3 Packing material Accessories NO PARTS CODE PRICE RANK NEW MARK PART RANK DESCRIPTION 1 S P A K A 8 4 1 8 B H Z Z AX D Packing add L 2...

Page 66: ...2 Keyboard unit 3 Packing material Accessories RCP00364 A 9 5 10 18 3 11 15 2 1 20 19 6 7 8 14 16 5 18 18 18 18 17 18 501 RCP00365 7 1 2 3 4 5 13 18 10 14 12 15 11 6 20 19 ER A450TU A 4 ...

Page 67: ... L P 6 6 5 0 B H Z Z AP C Roller 29 X N E S D 6 0 5 0 0 0 0 AA C Nut M6 30 X W S S D 6 0 1 5 0 0 0 AA C Washer 6mm 31 G D R W 6 6 8 0 B H Z Z BE D Drawer case frame unit U S A G D R W 6 6 7 8 B H Z Z BF D Drawer case frame unit Canada 32 G C O V A 7 1 4 6 B H Z Z AV D Front cover 33 L K G I W 7 3 3 0 B H Z Z AY B Lock key body 34 P R N G T 6 6 3 7 B H Z Z AA C Key ring 35 L K G I M 7 3 3 1 B H Z Z...

Page 68: ...00366 30 28 29 31 32 33 34 35 25 39 25 39 25 39 40 41 28 29 30 21 20 37 36 42 502 38 38 24 25 26 27 22 13 14 15 16 17 18 23 9 10 57 8 5 505 5 5 5 58 7 11 501 5 5 5 6 12 5 7 8 5 1 for CANADA for U S A 504 503 3 15 60 59 4 ER A450TU A 6 ...

Page 69: ...C C C T V 1 H H 2 2 1 J AA C Capacitor 50WV 220PF C85 32 V C C C T V 1 H H 2 7 0 J AC C Capacitor 50WV 27pF C10 33 V C C C T V 1 H H 3 3 1 J AA C Capacitor 50WV 330PF C2 7 8 9 98 99 145 146 147 149 150 151 V C C C T V 1 H H 3 3 1 J AA C Capacitor 50WV 330PF C152 153 157 158 159 160 161 162 163 V C C C T V 1 H H 3 3 1 J AA C Capacitor 50WV 330PF C164 165 169 205 237 238 239 240 241 V C C C T V 1 H ...

Page 70: ...0W 10KΩ 5 R264 265 266 267 268 269 270 271 272 V R S T S 2 A D 1 0 3 J AA C Resistor 1 10W 10KΩ 5 R273 274 275 276 277 278 285 V R S T S 2 A D 1 0 3 J AA C Resistor 1 10W 10KΩ 5 R287 288 309 310 311 312 313 314 316 317 V R S T S 2 A D 1 0 3 J AA C Resistor 1 10W 10KΩ 5 R342 348 349 362 363 364 76 V R S T S 2 A D 1 0 4 J AA C Resistor 1 10W 100KΩ 5 R339 340 77 V R S T S 2 A D 1 0 5 J AA C Resistor ...

Page 71: ...ode CP301 BD1 15 V H D P S 1 5 6 1 AE B Diode PS156R D2 16 V H I L M 2 5 7 4 A D J AU B IC LM2574HVN ADJ IC1 17 V R D R C 2 E Y 1 0 0 J AA C Resistor 1 4W 10Ω 5 R2 18 V R D R C 2 E Y 1 2 2 G AA C Resistor 1 4W 1 2KΩ 2 VRD RC2EY122F R4 19 V R D R C 2 E Y 1 8 3 J AA C Resistor 1 4W 18KΩ 5 R1 20 V R D R C 2 E Y 2 2 3 G AA C Resistor 1 4W 22KΩ 2 VRD RC2EY223F R3 21 V S K T D 9 9 8 1 AS B Transistor 2S...

Page 72: ... C N W 7 8 9 5 B H Z Z AF S Earth wire Q ty 1 Q C N C M 6 8 6 5 R C 0 B AA S Coneector 2pin Q ty 1 5 G C O V B 7 1 5 3 B H Z Z BH S Text preset keyboard cover 11 U K O G 6 7 0 5 R C Z Z BC S RS 232 loop back connector 12 U K O G 6 6 3 4 R C Z Z AX S Key top remover 13 U K O G 6 7 2 5 B H Z Z BB S Key top installing jig 2 2 101 D U N T K 3 6 7 7 B H Z Z AM S E S lever unit 102 M L E V F 6 7 0 6 B H...

Page 73: ...700BHZZ 2 14 BB D LHLDZ6836BHZZ 2 19 AE C LHLDZ6837BHZZ 2 20 AE C LHLDZ6847BHZZ 1 46 AS C PARTS CODE NO PRICE RANK NEW MARK PART RANK LKGIM7110BHZZ 2 6 AE B 3 12 AE B LKGIM7111BHZZ 2 6 AE B 3 12 AE B LKGIM7113BHZZ 11 1 AF S LKGIM7126BHZZ 11 2 AX S LKGIM7129BHZZ 2 6 AE B 3 12 AE B LKGIM7331BHZZ 3 11 AE B 4 35 AE B LKGIW0001BHZA 2 2 AS B LKGIW7330BHZZ 4 33 AY B LPLTM6674BH01 4 37 AX D LPLTM6674BHZE ...

Page 74: ...AA C VCKYTV1HB103K 5 45 AB C VCKYTV1HB222K 5 46 AA C PARTS CODE NO PRICE RANK NEW MARK PART RANK VCKYTV1HF104Z 5 47 AA C VCQYNA1HM333K 7 13 AA C VHD1SR1544001 5 48 AB B VHD1SS353 1 5 49 AB B VHDCP301 1 7 14 AL B VHDPS156 1 7 15 AE B VHDSFPL52V 1 5 50 AC B VHEPTZ6 2A 1 5 51 AH B VHEUDZ5 1B 1 5 52 AC B VHI27040RBX1A 5 53 BN N B VHI4AC16 1 5 54 AK B VHI5108CP7H 1 5 55 AW B VHIBA10393F 1 5 56 AC B VHI...

Page 75: ... 26 AA C XHBSD40P06000 1 28 AA C XHBSD40P15000 4 39 AA C XHPSC30P08000 4 41 AA C XHPSD30P08000 4 60 AA C XJPSD30P06000 2 18 AA C XJPSD30P08000 2 5 AA C XNESD30 24000 1 32 AA C XNESD40 32000 4 24 AA C XNESD60 50000 4 29 AA C XRESJ50 06000 4 20 AA C XUBSD30P08000 4 5 AA C XUPSD40P10000 1 16 AA C XWSSD40 10000 4 23 AA C XWSSD60 15000 4 30 AA C PARTS CODE NO PRICE RANK NEW MARK PART RANK ER A450TU A 1...

Page 76: ...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 Reliability Control Center Yamatokoriyama Nara 639 1103 Japan 2000 December Printed in Japan ...

Reviews:

No comments

Related manuals for ER-A450T

Brand: TEC Pages: 158

Brand: VALERA Pages: 2

Brand: logos biosystems Pages: 80

Brand: BIRD Pages: 13

Brand: Casio Pages: 8

Brand: Optimas Pages: 76

Brand: HDI Pages: 23

Brand: Nautilus Hyosung Pages: 121

MA-1535-2 series

Brand: TEC Pages: 150

Brand: Sam4s Pages: 60

Brand: Autonics Pages: 4

Brand: Autonics Pages: 6

Brand: Autonics Pages: 24

Brand: Kübler Pages: 6

Brand: Kübler Pages: 12

Brand: Kübler Pages: 36

Brand: Kübler Pages: 58

Brand: Kübler Pages: 72

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands