PC-1250-PC-1251-Service-Manual维修操作说明书手册

PC-12514360103S/MPC1251/12501KDNNR:719035000 STCK:99199LS.NR275100K0M:SERVICE MANUALC0DE:00ZPC1251///EPC-1251MODEL PC-1250CONTENTS1.PRODUCTS OUTLINE12.SPECIFICATION13.BLOCK DIAGRAM.........34.CPU INTERNAL BLOCK DIAGRAM AND PIN/SIGNAL DESCRIPTION .5.LCD DRIVE CIRCUIT AND TIMINGS76.SERVICE PRECAUTIONS91.SCHEMATICS........108.PARTS SIGNAL LAYOUT CHART119.PARTS GUIDE AND PARTS LIST12Difference between PC1250 and PC1251Program data area of the PC-1251 is larger by 2048 bytes.☆CE-125 option:Microcassette tape recorder is available as an external memory device and 24-digitthermal dot printer is incorporated as the output deviceSHARP CORPORATION