The manual includes
Engineering Specification
,
Front Panel
Control
description,
Circuit Description
,
Troubleshooting
,
Theory of
Operation
,
Mechanical Assembly
,
Service Parts List
, and
Circuit
Diagram
. Each section will be briefly discussed below.
ENGINEERING SPECIFICATIONS
This CHAPTER provides the engineering specification for the
designated Display
. Since we only provide a reference engineering specification
in this s
ervice manual, Please refer to
ViewSonic
£
Engineering
Product
S
pecification
for detailed product specification.
FRONT PANEL CONTROL
This CHAPTER provides User Control Panel functions and descriptions.
Access to OSD (On Screen Display) setting, (eg. timing adjustment, default
setting, restoring to factory mode can be referenced in this CHAPTER.
CIRCUIT DESCRIPTIONS
The first part of this CHAPTER provides a functional block diagram
for the
Display
. The second part of this CHAPTER consists of a
detailed I/O connector PIN ASSIGNMENT for the PCBs.
TROUBLESHOOTING
Maintenance procedures described in this chapter are intended to
isolate faulty parts and replace them in the field. The chapter makes
explanations on how to detect errors, through a series of sequential flow
chart for fault detection and means of corrections. The material contained
in this chapter provides basic troubleshooting techniques on the module
level.
THEORY OF OPERATION
This chapter is written and designed for use on in-lab
troubleshooting. The chapter contains the detailed description on the
operations of parts, which are labeled on the Functional Block Diagram.
The chapter is intended for in-lab repair personnel who would conduct an
in-lab troubleshooting of the system.
MECHANICAL ASSEMBLY
This chapter contains an Exploded Drawing for the system, for which
can be used by the repair personnel for parts identity.
ViewSonic Corporation
4
Confidential
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Not Copy
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