Epson FX 1170 Service Manual - Page 76
Overview, Tools, 1.1 Precautions
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, 3.1 Overview REV.-A This section describes the information you need to know before you disassemble or assemble the printer. 3.1.1 Precautions Follow the precautions below before you disassemble or assemble the printer. WARNING Before disassembling, assembling, or adjusting the printer, disconnect the power supply cable from the AC power outlet. Failure to do so may cause physical injury. The power switch is wired in the secondary circuitry. Therefore, the printer's primary circuitry remains live even after the power switch is turned off. CAUTION 7 To maintain optimum printer operation, use only the recommendedtools for maintenance work. Also only the lubricants recommended in Chapter 6. Adjust the printer only as described in this manual. (See Chapter 4.) 3.1.2 Tools Tables 3-1 and 3-2 list the recommended tools needed to disassemble, assemble, or adjust the printer. Use only tools that meet these specifications. Table 3-1. RecommendedTools Tool Round-nose pliers Nippers Tweezers Soldering iron E-ring holder #2.5 Phillips screwdriver no.2 Normal screwdriver Thickness gauge Part No. B7404OO1OO B7405OO1OO B741OOO1OO B7402OO1OO B740800400 B743800200 B743OOO1OO Note: All the tools in the table above are commercially available. Table 3-2. Equipment Required for Maintenance Description Multimeter Oscilloscope Specification 20 MHz 3-1