Sharp XE-A402 Service Manual

CODE : 00ZqSERVICE MANUALCONTENTSParts marked with "!" are important for maintaining the safety of the set. Be sure to replace these parts w

PC-UM10MXE-A402 HARDWARE DESCRIPTION– 9 –5-3. KEYSCAN MATRIXPENDINGOthers5-4. DISPLAY (PENDING)The A401 has an LCD display, 5 x 7 dots, 2 lines, at

PC-UM10MXE-A402 DIAGNOSTIC PROGRAM– 10 –CHAPTER 5. DIAGNOSTIC PROGRAM1. TEST ITEMSThe test items are as follows:*Starting DIAG.2.DESCRIPTION OF EACH

PC-UM10MXE-A402 DIAGNOSTIC PROGRAM– 11 –3) PRINTER TEST1Key operation102 3 2Test procedureAt the receipt side, the logo is also printed and the rece

PC-UM10MXE-A402 DIAGNOSTIC PROGRAM– 12 –4End of testingWhen any key is pressed, the date and time are printed and the testmode will be terminated.8)

PC-UM10MXE-A402 DIAGNOSTIC PROGRAM– 13 –11) FLASH ROM TEST1Key operation130 3 2Test procedureThe test program checks that the checksum of the flash

PC-UM10MXE-A402 IPL FROM EP-ROM– 14 –CHAPTER 6. IPL FROM EP-ROMBefore working on the installation, unplug the AC cord from the AC out-let.1. Open th

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 15 –ABCD8765432112345678DCBACPU PWB CIRCUIT/7D2D3D6D7D0D1D4D5cdefgdpdpcdefgababVCCC380.1uFVDDC550.1u

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 16 –ABCD8765432112345678DCBADRIVER PWB CIRCUIT/7P91/RESETcdefgdp/RESETcdefgdpababC960.1uFP90P91P90VC

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 17 –ABCD8765432112345678DCBA/7VCCD[0..7]A[0..19]/RAMCSVCCVDDR14410KC127150pFBA0A19VDDVCCVDDR14910KR1

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 18 –ABCD8765432112345678DCBA/7DB[0..7]D[0..7]D7DB3D2DB7DB2D1DB1D5D3D6D0DB5DB6D4DB0DB4P94D[0..7]VCCVC

PC-UM10MXE-A402 SPECIFICATIONS– 1 –CHAPTER 1. SPECIFICATIONS1. APPEARANCE2. RATING3. KEYBOARD3-1. KEYBOARD LAYOUT3-2. KEY LIST Keyboard layoutNote:

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 19 –ABCD8765432112345678DCBA/7VH +24V+24Vwith FUSEL2180uHR13222KFR1331.2KFD15RB160L-60R128(5.6K)C122

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 20 –ABCD8765432112345678DCBA/7P74P64P74P64VCCR14810KR14610KR14710KVCCC1+ 12C1- 14C2+ 15C2- 16T1IN 7

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 21 –ABCD8765432112345678DCBA/7/JPFA/JPFB/JPFCJASJBSJCSFB14FB15FB16FB17 2 4 6 8110 3 5 7 9IC17STA

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 22 –ABCD8765432112345678DCBA1/1J12345678910111214 15 16 17 18 19 20 21 22 23 24 25 2628 29 30 31 32

PC-UM10MXE-A402 CIRCUIT DIAGRAM AND PWB LAYOUT– 23 –PWB LAYOUT1. MAIN PWB LAYOUTA. sideB. side

qSHARP CORPORATIONDigital Document Systems GroupProducts Quality Assurance DepartmentYamatokoriyama, Nara 639-1186, Japan2004 March Printed in Japan t

PC-UM10MXE-A402 SPECIFICATIONS– 2 –The mode switch has these settings:OFF: This mode locks all register operations. (AC power turns off.)No change o

PC-UM10MXE-A402 SPECIFICATIONS– 3 –6. PRINTER6-1. PRINTER • Part number : PR-45M II • NO. of station : 2 (Receipt and journal) • Validation : No • P

PC-UM10MXE-A402 OPTIONS– 4 –9. SCANNERBarcode CCD Scanner an RS-232 interface.This scanner is the handy barcode reader which can automatic-dis-crim

PC-UM10MXE-A402 HARDWARE DESCRIPTION– 5 –CHAPTER 4. HARDWARE DESCRIPTION1. BLOCK DIAGRAMXE-A401CPUMITSUBISHI M30620SAFP(INTERNAL RAM 10KB)EXTERNAL M

PC-UM10MXE-A402 HARDWARE DESCRIPTION– 6 –3. PRINTER CONTROL3-1. STEPPING MOTOR CONTROLThe stepping motor is driven at a constant voltage by Sanken S

PC-UM10MXE-A402 HARDWARE DESCRIPTION– 7 –4. I/OM16C/24 PORT MEMORY SPACE: NORMAL MODEPROCESSOR MODE: MICRO PROCESSOR MODEIt is used by (SEPARATE BUS

PC-UM10MXE-A402 HARDWARE DESCRIPTION– 8 –Power supply/CONTROL pins5. KEY-DISPLAY5-1. LCD CONTROLBasically the same as the ER-A275P.LCD-related regis