Disassembly and Assembly of CSF

This section describes procedure for disassembling and assembling the operational cut sheet feeder. In general, you can install a component in the CSF simply by reversing the procedure for removing. Therefore, this section dose not describe assembly procedures in most cases. If necessary, special notes on assembling a component are given at the end of description of each procedure. 4.2.10.1 Disassembling the Right Side Block 1. Remove the CFS gear cover by pushing and releasing the 4 clips in...

Removing the PW Sensor Assembly

Epson Dfx 9000 Ribbon Mask Holder Images

Remove the printer cover and ribbon cartridge. Refer to Section 4.2.1. 2. Remove the CB screw 2.5x5 securing the PW sensor to the ribbon mask holder. 3. Release three clips of CR cover securing it to CR assembly from the bottom of CR Assembly, and pick up the cover a little. 4. Remove the FFC from the PW sensor connector, mounted onto the CR cover. 5. Remove the PW sensor assembly along with the CR cover by pushing and releasing a clip for the CR cover, as shown in the following figure....

Removing the Printer Mechanism

Change Timing Belt Epson R230

Remove the printer cover, the rear front edge guide assemblies, front cover, paper eject assembly, and rear tractor unit. Refer to Section 4.2.1. 2. Remove the panel board assembly. Refer to Section 4.2.2. 3. Remove the upper housing assembly. Refer to Section 4.2.7. 4. Remove three CBS screws 3 x 4 securing the upper shield plate to the printer mechanism and the upper l F grounding plate on the main board assembly. 5. Remove four printer mechanism mounting screws securing the printer...

Repairing C Main Board Assembly

This section provides instructions for repairing C244 MAIN board assembly. It describes various problem, symptoms, likely cases and solutions. The check points columns provide proper waveforms, resistance values and other information for each component of C244 MAIN. This information is necessary only for servicers who repair to the component level. Servicers who repair to the unit level including all servicers in the U.S. can ignore this section. Table 3-10. Repairing C244 MAIN Board Assembly...

Control Circuit

Epson 680 Power Board Diagram Circuit

The control circuit consists of C244MAIN control board and the operation panel board. 2.1.3.1 Overview of Control Circuit Operation This printer's control circuit includes a TMP96C141BF that ran at 17.20MHz, an E05B50 gate array, a 2Mbit PROM or 2M 4Mbit Flash-ROM , a 1 Mbit 4Mbit PS-RAM or SRAM , a serial EEPROM or parallel EEPROM and other circuits. This control circuit oversees control of all the components in the printer. The following chart shows the control circuit block diagram. Figure...