Nec NP2250 User Manual Page 151
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- Table of contents
- TROUBLESHOOTING
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137
7. Maintenance
2. Loosen the two screws securing the lamp housing until the phillips screwdriver goes into a freewheeling
condition. The two screws are not removable.
Remove the lamp housing by holding it.
NOTE: There is an interlock on this case to prevent the risk of electrical shock. Do not attempt to circumvent this interlock.
3. Insert a new lamp housing until the lamp housing is plugged into the socket.
CAUTION
Do not use a lamp other than the NEC replacement lamp NP06LP.
Order this from your NEC dealer.
Secure it in place with the two screws.
Be sure to tighten the screws.
Interlock
- NP3250/NP2250/NP1250 1
- Installation 5
- Important Safeguards 5
- Fire and Shock Precautions 6
- Lamp Replacement 7
- A Lamp Characteristic 7
- Remote Control Precautions 7
- About High Altitude mode 8
- Important Information 10
- Table of Contents 11
- 4. Convenient Features 12
- 5. Using the Viewer 12
- 7. Maintenance 13
- 8. Using Optional Lenses 13
- 9. Appendix 14
- 1. Introduction 15
- Features you’ll enjoy : 16
- About this user’s manual 17
- Part Names of the Projector 18
- Carrying the Projector 19
- To lock the carrying handle 20
- Top Features 21
- 7 8 1011 22
- 134 12 3 2 22
- 3D REFORM 23
- PIC-MUTE 23
- 7 m/22 feet 7 m/22 feet 24
- 7 m/22 feet 24
- USB(LAN) 25
- Distance (Unit 26
- WIRELESS 28
- AUDIO IN 31
- AUDIO OUT 31
- Component 31
- VIDEO OUT 32
- Connecting Your VCR 32
- USB Wireless LAN Unit 35
- To wall outlet 36
- Turning on the Projector 37
- AUTO ADJUST 38
- Selecting a Source 39
- LENS SHIFT 41
- LEFT RIGHT 41
- Focus ring 42
- Zoom lever 42
- Adjusting the Tilt Foot 43
- Screen frame 44
- Projected area 44
- Align left side 44
- [Poor picture] 46
- [Normal picture] 46
- Increase volume 46
- Decrease volume 46
- Using the Laser Pointer 47
- Turning off the Projector 48
- After Use 48
- Getting Integrated Help 50
- Changing Lamp Mode 50
- About Drag Mode: 53
- NERSTONE] 54
- Main picture 57
- Main picture Sub picture 57
- [POSITION] 58
- Disabling the Security 63
- Logging On 64
- Logging Off 64
- Creating or Adding a User 65
- Deleting a User 66
- Overview 67
- Preparation Before Use 67
- Structure of the HTTP Server 68
- [REMOTE DESKTOP] 74
- Setting the Remote Access 75
- Starting the Remote Desktop 76
- Exiting the Remote Desktop 78
- Supported movie files 80
- Using ArcSoft MediaImpression 80
- Projecting slides (Viewer) 81
- Operating Viewer Menu 81
- Projecting a movie file 82
- To display a movie file: 82
- Setting Option for Viewer 84
- THUMBNAILS menu 85
- Exiting Viewer 85
- Changing Background Logo 86
- When using the mouse: 95
- Menu tree 96
- Menu Elements 98
- 6. Using On-Screen Menu 100
- [ENTRY LIST] 100
- Using the Entry List 100
- [PICTURE] 102
- [PRESET] 102
- [DETAIL SETTINGS] 103
- [IMAGE OPTIONS] 105
- For VIDEO 107
- [NP3250/NP2250/NP1250] 108
- [NP3250W] 108
- INPUTSIGNAL 109
- Using Off Timer [OFF TIMER] 115
- Setting a new program timer 116
- Activating the program timer 117
- [INSTALLATION(1)] 121
- [INSTALLATION(2)] 124
- [NETWORK SETTINGS] 124
- [GENERAL] 125
- [PROJECTOR NAME] 126
- ACCOUNT LOCK 134
- [SECURITY] 135
- [OPTIONS] 140
- [USAGE TIME] 143
- [SOURCE (1)] 144
- [SOURCE (2)] 144
- [WIRED LAN] 145
- [WIRELESS LAN (1)] 145
- [WIRELESS LAN (2)] 146
- [VERSION (1)] 146
- [VERSION (2)] 146
- Replacing the Lamp 150
- Lens Shift Adjustable Range 155
- Replacing with Optional Lens 156
- Install the new lens 157
- Specifications 161
- Cabinet Dimensions 165
- Using the Chart 166
- List of Screen Sizes 168
- Signal Level 170
- Sync signal : TTL level 170
- Compatible Input Signal List 171
- PC Control Codes 172
- To GND of PC 173
- To RxD of PC 173
- To TxD of PC 173
- To RTS of PC 173
- To CTS of PC 173
- Troubleshooting Check List 177
- TravelCare Guide 179
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