21
Operation
9
2.1.4
Brightness Control
This controller is used to set the brightness of the screen.
Turn upwards: brighter
Turn downwards: darker
2.1.5
Socket for External Keyboard
An external IBM-compatible AT keyboard can be connected to this socket. The
plastic cover of the socket must then be removed before the first use.
2.1.6
Reset Key
A warm restart is initiated by pressing this key. This key is imbedded in order to
prevent accidental pressing. The reset key can only be actuated with a pointed
object (e.g. pencil).
Summary of Contents for P610
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Page 13: ...22 Table of Contents xii ...
Page 14: ...22 General Information 1 Chapter 1 General Information Use and Applications Features ...
Page 41: ...22 Programming Preparation 30 ...
Page 42: ...22 Errors and their Correction 31 Chapter 4 Errors and their Correction ...
Page 45: ...22 Errors and their Correction 34 ...
Page 50: ...22 Specifications 39 ...