SATO WS408TT - 1 Introduction; About this Manual; Warnings and Cautions

1
1 Introduction
1.1 About This Manual
This service manual gives the information necessary for you to adjust and repair the WS4 TT printer. This
service manual is written only for SATO authorized service personnel. The information in this manual is
confidential to general users.
This service manual is used as an extension of the operator manual. For basic specification, Installation,
operation and configurations of the printer, refer to the operator manual of the WS4 TT printer.
1.2 Warnings and Cautions
Before doing maintenance, please notice the followings:
 Put the device in a safe place.
 Please keep the device in a clean and dry the area.
WARNING
When replace or install any parts, please check following:
 Turn off power.
 Disconnect the power cord of the AC Adapter.
 Disconnect the USB cable.
CAUTION (Static Discharge)
 The printer electronics are sensitive to static discharge.
 Wear an anti-static wristband and attach it to the printer chassis.
CAUTION (Replace Parts)
 Please do not wear jewelry.
 Please do not get wet on hands and parts.