Hitachi VisionCube User manual

HITACHI
VisionCube
Service Manual

SXGA+ High Resolution LCOS Projector (ES50-116CM / ES70-116CM)
Contents - i
1
Before Service Work Begins
1.1. What This Manual Covers ……………… 1-2
1.2. Related Materials ……………… 1-2
1.3. Special Items To Note When Performing Service ……………… 1-3
1.4. Tools Required ……………… 1-4
1.5. Lamps ……………… 1-6
Part 1 Maintenance
~Component Replacement・
・・
・Cleaning・
・・
・Inspection・
・・
・Troubleshooting~
2
Disassembly And Component Replacement Methods
2.1. Removing The Rear Cover ……………… 2-2
2.1.1. ES50-116CM ……………… 2-2
2.1.2. ES70-116CM ……………… 2-2
2.2. Removing The Screen ……………… 2-3
2.2.1. ES50-116CM ……………… 2-3
2.2.2. ES70-116CM ……………… 2-3
2.3. Mirrors ……………… 2-4
2.3.1. ES50-116CM ……………… 2-4
2.3.2. ES70-116CM ……………… 2-4
2.4. Removing The Projection Unit ……………… 2-5
2.4.1. ES50-116CM ……………… 2-5
2.4.2. ES70-116CM ……………… 2-6
2.5. Projection Unit Disassembly ……………… 2-7
2.5.1. Projection Unit Disassembly Diagram ……………… 2-7
2.5.2. Component List ……………… 2-8
2.6. Projection Unit Components ……………… 2-9
2.6.1. Board ASSY Main (Main Board) ……………… 2-9
2.6.2. Optical Engine (Incl. LCOS Panel, Drive Board) ……………… 2-14
2.6.3. Board ASSY SW (Switch Board) ……………… 2-22
2.6.4. Board ASSY REM (Photoreceptor Board) ……………… 2-23
2.6.5. Board ASSY CONNECT (Connector Board) ……………… 2-24
2.6.6. Fan DC Motor (80) (Circuit Cooling FAN; F1) ……………… 2-25
2.6.7. Circuit Power Block ……………… 2-26
2.6.8. Fan DC Motor (Power Cooling FAN; F2) ……………… 2-27
2.6.9. Circuit Power ASSY ……………… 2-28
2.6.10. Board ASSY RL (Relay Board) ……………… 2-29
2.6.11. Lamp Changer ASSY (Lamp Auto Changer) ……………… 2-30
2.6.12. Board ASSY Changer Control (Changer Control Board) ……………… 2-31

SXGA+ High Resolution LCOS Projector (ES50-116CM / ES70-116CM)
Contents - ii
2.6.13. Lamp Power ASSY (Lamp Power) ……………… 2-32
2.6.14. Fan DC Motor (80) (Lamp FAN; F6, F7) ……………… 2-33
2.6.15. Fan DC Motor (60) (PBS Cooling FAN; F3) ……………… 2-34
2.6.16. Fan DC Motor (60) (LCOS Cooling FAN; F5) ……………… 2-34
2.7. Lamp Replacement Method ……………… 2-35
2.7.1. Replacement Procedure ……………… 2-35
2.7.2. Check Operating Time ……………… 2-35
2.7.3. Lamp Replacement Operation ……………… 2-36
2.7.4. Reset Operating Time ……………… 2-38
2.8. List Of Adjustments On Unit Replacement Parts ……………… 2-39
3
Failure Assessment from Message Displays and LED Lamp
Displays
3.1. Assessment From Message Displays ……………… 3-2
3.2. Assessment From Failure Assessment Lamp Beside Power
On Button And Status Display Lamp On Main Board
……………… 3-4
4
Detailed Failure Assessment Methods (Detailed Troubleshooting)
Important－Must Read Before Starting Inspections ……………… 4-2
4.1. Failure Display Functions ……………… 4-3
4.2. List Of Failures ……………… 4-6
4.3. Failure Assessment Flowchart ……………… 4-8
5
Inspection Methods (Cleaning, Parts Replacement)
5.1. Inspections ……………… 5-2
5.1.1. Inspection Items (Cleaning/Checking) ……………… 5-2
5.1.2. List Of Parts Replaced At End Of Service Life And
Replacement Consumables
……………… 5-2
5.2. Inspection Methods ……………… 5-3
5.2.1. Inspection Methods ……………… 5-3
5.2.2. Screen Inspection/Cleaning ……………… 5-4
5.2.3. Mirror Inspection/Cleaning ……………… 5-5
5.2.4. Projector Reflecting Mirror (Front Surface Mirror)
Cleaning Method
……………… 5-6
5.2.5. Lens And Unit Lens Glass Cleaning Guidelines ……………… 5-11
5.2.6. Lamp Changer Cleaning Guidelines ……………… 5-14
5.2.7. Color Balance Checking And Adjustment Method ……………… 5-14

SXGA+ High Resolution LCOS Projector (ES50-116CM / ES70-116CM)
Contents - iii
Part 2 Adjustments ~ Screen Adjustments・
・・
・System Adjustments ~
6
Mechanical Adjustments – 6-Axis Adjustment and Mirror
Adjustment –
6.1. Adjustment Specifications ……………… 6-2
6.2. Adjustment Procedure Overview ……………… 6-3
6.3. 6-Axis Adjustment ……………… 6-5
6.3.1. Preparation ……………… 6-5
6.3.2. Detailed Adjustment Hardware Operating Method ……………… 6-7
6.4. Adjusting The Mirror ……………… 6-9
6.4.1. ES50-116CM ……………… 6-10
6.4.2. ES70-116CM ……………… 6-11
7
Electrical Adjustments 1 – Adjustments Using Internal Signals
(Gamma Adjustment, Uniformity Adjustment) –
7.1. Adjustment Procedure Flowchart (Electrical Adjustments) ……………… 7-2
7.2. Adjustment Procedure Digest ……………… 7-4
7.3. Adjustment Procedure ……………… 7-6
7.3.1. Adjustment Preparations ……………… 7-6
7.3.2. Gamma Adjustment And Uniformity Adjustment Using
Internal Signals
……………… 7-7
7.4. Multi-Screen Color Balance Adjustment ……………… 7-13
7.4.1. Color Balance Adjustment Procedure ……………… 7-13
7.5. ID Remote Controller Operation Method ……………… 7-14
8
Electrical Adjustments 2 – External Signal Connection
Adjustments (Setup) –
8.1. External Signal Setup ……………… 8-2
8.1.1. Setup And Mode Numbers ……………… 8-2
8.1.2. Mode Number Automatic Search (Auto-Scan) ……………… 8-4
8.1.3. Concerning Mode Numbers 134~191 ……………… 8-5
8.1.4. Mode Number Skipping ……………… 8-6
8.1.5. Setup Data Selection And Setting ……………… 8-7
8.1.6. Check Frequency Setting (SYNC SET) ……………… 8-12
8.1.7. Sampling Clock Setting (SAMPLE CLOCK) ……………… 8-13
8.1.8. Scaling Factor Setting (SCALING) And Position
Adjustment (POSITION)
……………… 8-15
8.1.9. Cable Compensation Setting (CABLE COMP) And
Image Sampling Phase Adjustment (SAMPLE PHASE)
……………… 8-19

SXGA+ High Resolution LCOS Projector (ES50-116CM / ES70-116CM)
Contents - iv
8.1.10. External Signal Brightness And Color Adjustment
(External Signal Level Setting)
……………… 8-22
8.1.11. Display Condition Check, Other Settings ……………… 8-25
8.1.12. Auto-Scan Settings ……………… 8-29
8.1.13. Changing RGB Input Terminals And Copying Between
Mode Numbers
……………… 8-32
8.2. Projector Adjustment Data Record Sheet ……………… 8-34
8.3. Setup Data List ……………… 8-38
9
Projector System Setup and Control
9.1. Projector Control ……………… 9-
2
9.1.1. Control Single Projector Using RS232C Communication ……………… 9-
2
9.1.2. Control Multiple Projectors Using RS485 Communication ……………… 9-
4
9.1.3. Control Multiple Projectors Using RS232C
Communication
……………… 9-
7
9.2.
Communication Specifications ……………… 9-
9
9.2.1. RS232C ……………… 9-
9
9.2.2. RS485 ……………… 9-
9
9.3.
Communication Procedure ……………… 9-
10
9.3.1. Overview ……………… 9-
10
9.3.2. Format ……………… 9-
10
9.4.
Communication Commands ……………… 9-
13
Part 3 Technical Data
10
Specifications
10.1. Characteristics And External Appearance ……………… 10-
2
10.1.1. Characteristics ……………… 10-
2
10.1.2. External Appearance ……………… 10-
3
10.1.3. High-Speed Lamp Changer ……………… 10-
5
10.2. Ancillary Site Requirements For Installation ……………… 10-
6
10.3. Maintenance Area Specification ……………… 10-
7
10.3.1. ES50-116CM ……………… 10-
7
10.3.2. ES70-116CM ……………… 10-
8
10.4. Connection Specification ……………… 10-
9
10.5. Accessories ……………… 10-
10
10.6. Packaging ……………… 10-
12
10.6.1. ES50-116CM ……………… 10-
12
10.6.2. ES70-116CM ……………… 10-
12

SXGA+ High Resolution LCOS Projector (ES50-116CM / ES70-116CM)
Contents - v
10.7. Component Names And Functions ……………… 10-
13
10.7.1. Rear Terminal Plate And Power Switch ……………… 10-
13
10.7.2. Remote Controller ……………… 10-
16
11
Block Diagrams
11.1. Circuit Block Diagram ……………… 11-
2
11.2. Protection Circuit System Diagram ……………… 11-
3
12
Block to Block Connection Diagram
12.1. Connection Diagram ……………… 12-
2
13
Cable Installation Diagram
13.1. LCOS Multi-Screen Model Cabling Diagram ……………… 13-
2
Appendix
A. Adjust Menu Tree ……………… App.-
1
B. Adjustment Classification And Time Requirement ……………… App.-
8
C. Functions And Setting Items ……………… App.-
13
D. Other Check Items ……………… App.-
18
E. Theoretical Principle ……………… App.-
19
1. LCD Panel Display ……………… App.-
19
2. Sampling Clock And Sampling Phase Adjustment ……………… App.-
20
F. ES50-116CM/ES70-116CM Instruction Manual ……………… App.-
21