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QVT 101
Qume QVT 101 Manuals
Manuals and User Guides for Qume QVT 101. We have
1
Qume QVT 101 manual available for free PDF download: Maintenance Manual
Qume QVT 101 Maintenance Manual (74 pages)
Brand:
Qume
| Category:
Touch terminals
| Size: 6.61 MB
Table of Contents
Table of Contents
5
Section 1: Troubleshooting
7
Introduction
7
Troubleshooting Technique
7
Troubleshooting Flowcharts
7
Tools and Equipment Required
7
Fault Isolation Flowchart #S
8
ERROR CODES Summary
15
Section 2: Subassembly Removal and Replacement
16
Introduction
16
Required Tools
16
Lower Monitor Area
16
Upper Monitor Area
17
Cover Sets
17
Keyboard - Top Cover
17
Keyboard - Bottom Cover (Keyboard PCB and Coiled Keyboard Cable)
18
Key Caps
21
Monitor - Back Cover
22
Monitor - Bottom Cover
24
Lower Monitor Area Subassemblies
26
Power/Log; C PCB
26
Transformer
26
Power On/Off Switch
26
Fuse Holder
26
Brightness Control
34
Upper Monitor Area Subassemblies
36
Video PCB
36
Discharging the CRT High-Voltage Circuit
38
Crt
38
Section 3
40
Introduction
40
Tools and Equipment Required
40
Vertical Display Height
40
Vertical Linearity (Uniform Character Height)
40
Focus
40
Display Centering (Raster Position)
40
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