Specifications

REV.-A
3.1 OVERVIEW
This section describes the various points to note when disassembling and assembling the printer.
3.1.1 Precautions for Disassembling the Printer
Follow the precautions below when disassembling the printer.
WARNING
Before disassembling, assembling, or adjusting the printer, disconnect the power supply cable from
the external AC power socket. Failure to do so risks personal injury. The power supply switch for
the printer is wired into the secondary circuitry. As a result, the printer still remains live with current
flowing even
when this switch is off.
CAUTION
To maintain efficient printer operation, use only the recommended tools for maintenance work.
Use only the recommended lubricants and adhesives (see Chapter 6).
Adjust the printer only in the manner described in this manual.
3.1.2
TOOIS
Tables 3-1 and 3-2 list the various recommended tools that are needed when disassembling,
assembling, or adjusting the printer. Use only tools that meet these specifications.
Table 3-1. List of Recommended Tools
Tool
Part No.
Round-nose pliers
B740400 100
Nippers B7405OO1OO
Tweezers
6741000100
Soldering iron
B740200 100
E-ring holder # 2.5
B740800400
E-ring holder # 5
B740800700
E-ring holder # 6
B740800800
Phillips screwdriver No. 2
6743800200
Normal screwdriver
6743000100
Box driver (7 mm across)
B74 1700200
Thickness gauge (0.44
mm)
—
Thickness gauge (0.47 mm)
—
NOTE
All tools are commercially aveilable.
Table 3-2. Equipment Required for Maintenance
3-1