Technical Brief (Impact Printers)
Page 4
... position. Versatility-Built-in favor of the box. EPSON Sales Training EPSON is backed out and "parked," while paper from most EPSON impact printers. Bundled Microsoft Windows® 3.1x, Windows NT 3.51/4.0, Windows 95 and Windows 98 drivers guarantees ease of use right out of the Windows ...fonts resident on the control panel. Barcode fonts are the property of built-in 2-point increments, available on EPSON 24-pin impact printers Barcode fonts-available on pre-printed forms. LL...
... position. Versatility-Built-in favor of the box. EPSON Sales Training EPSON is backed out and "parked," while paper from most EPSON impact printers. Bundled Microsoft Windows® 3.1x, Windows NT 3.51/4.0, Windows 95 and Windows 98 drivers guarantees ease of use right out of the Windows ...fonts resident on the control panel. Barcode fonts are the property of built-in 2-point increments, available on EPSON 24-pin impact printers Barcode fonts-available on pre-printed forms. LL...
Product Support Bulletin(s)
Page 3
...-800 FX-85 FX-80+ FX-80 Epson Printer Q-pin printer FX-1170 FX- 1050 EX- 1000 FX-185 FX-100+ FX-100 If none of preference. A. How do I choose? If you plan to use the FX-870/1170 to make one available in that plugs into the back right-hand side of 6 6. A. A. Q. The recommended printer driver selections for the FX-870/1170 in order of these printer driver selections...
...-800 FX-85 FX-80+ FX-80 Epson Printer Q-pin printer FX-1170 FX- 1050 EX- 1000 FX-185 FX-100+ FX-100 If none of preference. A. How do I choose? If you plan to use the FX-870/1170 to make one available in that plugs into the back right-hand side of 6 6. A. A. Q. The recommended printer driver selections for the FX-870/1170 in order of these printer driver selections...
Service Manual
Page 38
...bit CPU, an E05A55YA gate array, an E2PROM, a PSRAM, a MASK ROM, motor drivers, and head drive transistors. It consists of the printer. o 0 T /" ' GATE ARRAY E05A66YA PF MOTOR DRIVER pPA1476H CPU TM P90C041F CENTRONICS l/F CR MOTOR \//r g;!f;24M r~ \ ;--o'"-y qE2pR0M ,0 (0...MASK ROM 0: n: ~~ 0' CN2 for OPTION IF TRANSISTOR . . HEAD DRIVE GATE ARRAY TRANSISTOR E05A66YA c80-column model> Figure 1-12. o r ~ r '- ~0 "- PF MOTOR DRIVER LPAI 476H CPU TM P90C041F CENTRONICS l/F CR MOTOR o ~~~f~4M ~ ~> E2PROM 7 \ n \ Ill \' " q " *PS RAM 1 Cl"lp E ~ o0 Q ~-...
...bit CPU, an E05A55YA gate array, an E2PROM, a PSRAM, a MASK ROM, motor drivers, and head drive transistors. It consists of the printer. o 0 T /" ' GATE ARRAY E05A66YA PF MOTOR DRIVER pPA1476H CPU TM P90C041F CENTRONICS l/F CR MOTOR \//r g;!f;24M r~ \ ;--o'"-y qE2pR0M ,0 (0...MASK ROM 0: n: ~~ 0' CN2 for OPTION IF TRANSISTOR . . HEAD DRIVE GATE ARRAY TRANSISTOR E05A66YA c80-column model> Figure 1-12. o r ~ r '- ~0 "- PF MOTOR DRIVER LPAI 476H CPU TM P90C041F CENTRONICS l/F CR MOTOR o ~~~f~4M ~ ~> E2PROM 7 \ n \ Ill \' " q " *PS RAM 1 Cl"lp E ~ o0 Q ~-...
Service Manual
Page 110
coil resistance correct (5 ohms +/- 7 '%. END * END * Note: If any coils in the CR motor are shorted, also test the motor drivers on the BOARD ASSY., C094 MAIN. 5-6 problem corrected? REV.-A Flowchart (2) carriage operation abnormal START CN3, 4, 5, 6, 7, 8, 9, and 13 connecting the BOARD ASSY., C094 MAI and the printer mechanism Yes Secure the connectors. v Refer to Section 5.5, Repairing the Printer Mechanism. problem corrected? at room v Replace the BOARD ASSY,, C094 MAIN.
coil resistance correct (5 ohms +/- 7 '%. END * END * Note: If any coils in the CR motor are shorted, also test the motor drivers on the BOARD ASSY., C094 MAIN. 5-6 problem corrected? REV.-A Flowchart (2) carriage operation abnormal START CN3, 4, 5, 6, 7, 8, 9, and 13 connecting the BOARD ASSY., C094 MAI and the printer mechanism Yes Secure the connectors. v Refer to Section 5.5, Repairing the Printer Mechanism. problem corrected? at room v Replace the BOARD ASSY,, C094 MAIN.
Service Manual
Page 112
coil resistance correct (63 ohms +/- 3 at room smoothly when the printer No [ I Yes vEND vEND Note: If any coils in the PF motor are shorted, also test the motor drivers on the BOARD ASSY., C094 MAIN. 5-8 Insert connector CN6 correctly. END * Replace the PF motor. Repair the BOARD ASSY., C094 MAIN. I Refer to Section 5.5, Repairing the Printer Mechanism. REV.-A Flowchart (4) paper feeding abnormal c" (==) Load the paper correctly.
coil resistance correct (63 ohms +/- 3 at room smoothly when the printer No [ I Yes vEND vEND Note: If any coils in the PF motor are shorted, also test the motor drivers on the BOARD ASSY., C094 MAIN. 5-8 Insert connector CN6 correctly. END * Replace the PF motor. Repair the BOARD ASSY., C094 MAIN. I Refer to Section 5.5, Repairing the Printer Mechanism. REV.-A Flowchart (4) paper feeding abnormal c" (==) Load the paper correctly.
Service Manual
Page 123
...be approximately 63 ohms. Replace the MOTOR ASSY., PF. (If any foreign substances. The printer does not print a particular dot. The printhead is not uniform. The printhead is shorted, also check the drivers on the main board. 5-19 Set the LEVER, G. Paper feeding abnormal. Table 5-6. The... printer prints but the self- Measure the coil resistance of the MOTOR ASSY., PF. Replace ...
...be approximately 63 ohms. Replace the MOTOR ASSY., PF. (If any foreign substances. The printer does not print a particular dot. The printhead is not uniform. The printhead is shorted, also check the drivers on the main board. 5-19 Set the LEVER, G. Paper feeding abnormal. Table 5-6. The... printer prints but the self- Measure the coil resistance of the MOTOR ASSY., PF. Replace ...