CLEAN BURN CB-2800 Service Manual download pdf (Page 33)

ES526/EX536/EX531/CB2800/ES526L/EX536L/DS316L

Condential

4-2

Order Symptom Pattern Criteria

1 Bright pixel ( dots) Gray 10 pattern A+B=0

2 Dark pixel(dots) White pattern A+B≤4

3 Unstable pixel (dots) Any pattern A+B=0

4 Adjacent dark pixel (dots) Any pattern A+B=0

Defect specication table

< Figure: Zone A, Zone B, Zone C & Frame (as green line) Denition, Active area=Zone A + Zone B >

12.5 cm

Zone B

Frame

Zone C

For EX536/EX536L

Screen Defects (While replacing DMD Chip, DMD Board , Main Board)

4-4 Test Condition

4-4-1 Normal Test Condition

- Circumstance brightness: Dark room less than 10.0 lux.

- Inspection distance: 1.8m~2.5m functional inspection.

- Screen size: 60 inches diagonal.

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 78 79

SERVICE MANUAL 1
Condential 2
Comparison List 3
Table of Content 4
Introduction 7
1-2 Compatible Mode 8
Disassembly Process 10
2-3 Disassemble Lamp 11
2-2 Disassemble Lamp 11
Cover Module 11
2-4 Disassemble Top Cover 12
(Not for ES526L/EX536L/ 13
DS316L) 13
2-6 Disassemble Zoom Ring 13
2-5 Disassemble Keypad 13
Board Module 13
2-7 Disassemble Top 14
Shielding 14
2-8 Disassemble Main Board 14
from IO Cover 15
2-9 Disassemble Main Board 16
Shielding 16
2-10 Disassemble Front 17
Cover Module and IR 17
Sensor Board 17
2-11 Disassemble Engine 17
2-12 Disassemble Color 18
Wheel Module 18
2-13 Disassemble DMD Chip 18
and DMD Board 18
2-14 Disassemble Rod 19
Module 19
2-15 Disassemble Focus 19
Ring 19
2-16 Disassemble Fan 20
2-18 Disassemble LVPS 21
2-19 Disassemble IO Cover 22
and Security Bar 22
2-20 Disassemble Interlock 23
Switch 23
2-21 Disassemble Lamp 23
Driver Module 23
2-22 Disassemble Bottom 24
Shielding 24
2-23 Disassemble Speaker 25
2-24 Rod Adjustment 25
2-25 Re-write Lamp Usage 26
Trobleshooting 27
3-2 Main Procedure 28
No Symptom Procedure 29
4-1 Test Equipment Needed 32
4-2 Service Mode 32
4-3 OSD Reset 32
For EX536/EX536L 33
4-4 Test Condition 33
For EX531 34
4-4-2 Burn-In Test 35
4-5 Test Inspection Procedure 36
4-6 PC MODE 36
2. Light Leak 37
3. Dead Pixel (Bright pixel) 38
4. Dead Pixel (Dark pixel) 38
5. Blemish (Bright) 39
6. Blemish (Dark) 39
7. Focus test 39
4-7 Video Performance 40
2. S-Video (not for CB2800) 41
3. HDTV/ Component 41
1. Test equipment 42
2. Brightness 42
3. Full On/Full Off Contrast 43
4. Uniformity 43
4-9 Others 44
Firmware Upgrade 45
Procedure 46
5. Click "Next" 47
6. Click "Next" 47
status 47
8. Click "Finish" 47
5-2-1 Equipment Needed 52
5-2-2 NLINK Setup Procedure 53
5-2-3 USB Driver Upgrade 55
Procedure 55
5-2-4 8051 Firmware Upgrade 57
EDID Upgrade 59
6-2 Equipment Needed 60
6-3 Setup Procedure 61
6-4 EDID Key-In Procedure 62
Appendix A (Exploded Image) 64
D.C. EX536 66
ASSY TOP COVER MODULE 68
ASSY FAN SHIELDING MODULE 70
ASSY BOTTOM COVER MODULE 71
ASSY ENGINE MODULE 73
ASSY COLOR WHEEL MODULE Z15 75
Appendix B 78
II. PCBA Code Denition 79

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CLEAN BURN CB-2800 Service Manual Page 33

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