Acer 7277e Manuals

Manuals and User Guides for Acer 7277e. We have 1 Acer 7277e manual available for free PDF download: Service Manual

Acer 7277e Service Manual (62 pages)

Brand: Acer | Category: Monitor | Size: 0.36 MB

Table of Contents
3
System Overview
7
Introduction
7
Operational Specification
8
Environment
8
Temperature
8
Humidity
8
Altitude
8
Vibration
8
Drop Test (with Packing)
8
Drop Height
8
Drop Sequence
8
Electrostatic Discharge Requirements
8
Safety Requirements
9
110V Version
9
EMC Requirements
9
220V Voltage
9
Acoustical Noise
9
Reliability
9
Input/Output Specifications
10
Input Signal Requirements
10
Signal Cable (Directly Attached to Unit)
10
Video Signal
10
SYNC Signal
10
Timing
11
Input Signal Quality
13
Power Supply Requirements
13
Input Power Requirements
13
Output Power Requirements
14
AC Power Inlet
14
Power Cord
14
Power Management Function
14
CRT Requirements
14
Functional Specifications
15
Display Quality
15
Display Date Area (with 20 Ft-L at Full White Pattern)
15
Video AMP Performance
15
Light Output
15
Contrast Adjustment Range
15
Brightness Adjustment Range
15
Linearity (Set to 20 Ft-L at Full White Pattern First) at Crosshatch Pattern
15
Geometric Distortion (with 20Ft-L at Full White Pattern)
16
Size Stability
16
Swing & Jitter
16
Focus (the Distance of Watch Is 30Cm from Eyes to Screen)
16
DDC1/2B Table
16
Color Quality
20
Misconvergence
20
Moire (the Distance of Watch Is 30Cm from Eyes to Screen)
21
Impurity
21
White Balance
21
Uniformity
21
Degaussing
21
Controls & Presetting
21
User Control (on the Front Panel)
21
Presetting
22
User Setting
22
Microcontroller Control
23
OSD Screen Position
23
Introduction
42
Block Diagram
43
MCU and the Peripheral Circuit Operation Theory
43
MCU Function
43
How to Detect Mode Timing
43
Hat Are the Valid Key Functions for User
44
How to Memorize the Timing and Adjusted Data
44
How to Display the OSD Menu
44
How to Execute the Auto Alignment Function
44
Flowchart for Auto Calibration
45
Alignment Procedure
47
Preparation for Alignment
47
Badjustment
47
HV Adjustment
47
H-Center Adjustment
47
H-Size Preset
47
Factory Setting Mode Adjustment
47
Focus Adjustment
48
Convergence Adjustment
48
Color Temperature Auto Aalignment
48
Preparing Items
48
Alignment Procedure
48
Clear All of User Mode Data
48
Geometry Specification
48
Power Saving Function Check
49
Troubleshooting
51
Check MCU and OSD for no Video Output
51
Check OSD, MCU for no OSD Window
52
Video Board
52
No Output Power
53
No Raster
54
Abnormal
54
Check IC201
55
No Vertical Output and Retrace Line no Blanking
56
Spot Killer NG
56
Focus NG
57
Horizontal Size Can Not Control
57
Size Regulation NG
58
Unstable Vertical Display
58
No Blanking
59
7277E Spare Parts List
60
Important Service Instruction
61

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Acer 7277e Service Manual (62 pages)

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