Name: Barco F70
Brand: Barco
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723–0018 /02 F70156

Image 21-7

21.4 Folding mirror assembl

1. 1. Remove 3 screws (TX8 M2.5x6) and lift out mirror assembly. Use the same tool as for the CLO removal.

2. 2. To release mirror, push mirror towards the clips to release mirror from the two retainers.

The rear side of mirror has a bluish reflection. This shall face down towards mirror frame.

Image 21-8 Image 21-9

Illumination Engine

Default Chapter3
- Table of Contents3
1 Introduction9
- Scope and Limitations10
- Copyright10
- Trademarks10
- Required Handtools10
2 General Safety11
- General Safety Instructions12
- Notice on Safety12
- Users Definition12
3 Important Safety Instructions15
- To Prevent the Risk of Electrical Shock16
- To Prevent Personal Injury16
- To Prevent Fire Hazard17
- To Prevent Projector Damage17
- On Servicing18
- To Prevent Battery Explosion (PCB)18
- Precautions During Lens Shift19
- Laser Safety19
- Warning Labels19
4 DLP System General Description21
- Gp7Optical Principle22
- The DMD Device24
- The Grayscale Image24
- Adding Color25
- Single Chip DLP Projection System25
5 GP7 System Functional Description27
- Electronic Platform28
- I/O's and Processing Tasks28
- Block Diagram GP7 Platform29
- Wiring Matrix31
- Firmware32
- System Safety Loop33
- Laser Driver Principle and Error Codes34
6 GP7 Periodic Maintenance37
- Service Interval Matrix38
- Service Kits Available38
7 OSD / Display Menu41
- Service Menu42
- Troubleshooting Tools43
8 Thermal Management System45
- Ventilation and Cooling46
- Liquid Cooling System47
- Fans48
- Thermal Sensors51
- DMD Cooling51
- System Thermal Diagram52
9 Lenses and Adjustment55
- Scheimpflug Adjustment56
- Locking the Lens Position56
10 Optical Adjustments59
- Perfecting the Lighting Path60
- Lighting Mirror Adjustment60
- Lighting Mirror: Horizontal (X) Adjustment60
- Lighting Mirror: Vertical (Y) Adjustment61
- Focus: Relay Tube Lens Focus Adjustment61
- Color Uniformity, TI Loop Mirrors Adjustment62
  - Color Uniformity, Left TI Loop Mirror62
11 Colorwheels63
- Replacing the Colorwheel Assy64
- Colorwheel Index Adjustment64
- Index Adjustment Procedure64
12 Phosphor Wheel67
- Replace the Phosphor Wheel Assembly68
- Entering Prospector Diagnostic Tool68
- Calibrating the Phosphor Wheel68
13 Laser Pulsing Adjustment71
- Procedure72
14 XPS Actuator75
- XPS Actuator Replacement76
- Calibrating the XPS Actuator76
15 Power Supply Unit (PSU)79
- AC Input80
- Output Specification80
- Connectors80
- Mainboard Connector J481
- Thermal Hub Connector J381
- Laser Driver Connector J282
- Power Supply Diagnostics82
16 Troubleshooting83
- Status LED Indications84
- Led's on Thermal Hub and Mainboard84
  - Thermal Hub Board Led's84
  - Main Board Led's85
- Available Diagnostic Tools86
- Troubleshooting87
17 Assembly Hierarchy103
- Disassembly / Assembly Instructions105
- Safety Precautions105
- Removing the Projector Cover Panels105
- Removing Peripheral Pcbs108
18 Scheduled Operations115
- Scheduled Operations Matrix116
- 20000 Hours LFM Service116
- 40000 Hours Service128
19 Technical Operations133
- PCB Main134
  - PCB Removal Preparations134
  - PCB Main Assembly Removal135
- PCB Laser Driver Boards136
- DMD, DMD Board and CLGA & DMD Heatsink Elements137
- GP7 PCB DMD Board138
- Clga & DMD138
- Re-Assembly after PCB DMD or DMD/CLGA Repair139
- GP7 Heatsink DMD Front & Rear Assemblies140
- GP7 Heatsink DMD Front Assembly141
- Remove the Laser Interface141
- Install New Laser Interface142
- PCB Thermal Hub Board143
  - PCB Thermal Hub, Complete Assy Removal144
20 TI Loop145
- General146
- Overview Engine Assembly146
- Opening and Component Identification146
21 Illumination Engine153
- Iris Assembly154
- Relay Tube Assembly154
- PCB CLO (Constant Light Output)155
- Folding Mirror Assembl156
22 Lens Shift Assembly157
- Lens Shift Assembly Motors159
- Lens Position Sensors (Horizontal and Vertical)159
- PCB Lens Connectors160
- Lens Shift Assembly and Optical Actuator160
- TIR Prism162
  - Remove the TIR Prism162
  - Cleaning the TIR Prism163

Barco F70 User Manual

Table of Contents

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Barco F70 Specifications

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Brand	Barco
Model	F70
Category	Projector
Language	English