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NEC NC2402ML Installation Manual - Page 103

Recovering from Tamper Errors

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Projector Adjustment and Connecting 3-2. Recovering from Tamper Errors The projector is fitted with a tamper detection circuit. If the cover or a slot device is removed, a tamper event is detected by the tamper detection circuit. When the projector is started after a tamper event has been detected, an error message is displayed on the LCD screen of the projector. The actions that are detected as tamper events and the error messages that are displayed on the LCD screen are as follows. Action Cover removed • Lens cover • Side panel (left/right) Slot device or blocking panel removed • Blocking panel • Media block Error code 586 Error message IMB: Service Door Tamper 582 IMB: Physical Marriage Tamper 584 IMB: Marriage NOT Active TIP Error codes can be checked when using the DCC. While the above error messages are being displayed, encrypted contents cannot be displayed. Refer to "3-2-1. Clearing tamper events" (page 104) for details on how to clear the error message. 103

Section	Page
Front Cover	1
Table of Contents	25
Installation of the light module	27
1. Before Setting Up Your Projector	40
1-1. Clearance for Installing the Projector (English)	40
1-2. Freiraum bei der Projektorinstallation (Deutsch)	42
1-3. Selecting the lens unit	44
1-3-1. Screen Type	44
1-3-2. Calculating the lens zoom magnification to use	46
1-4. Carrying the projector	48
1-5. Removing the Projector Covers	49
1-5-1. Removing and Mounting the Lens Cover	51
1-5-2. Removing and Mounting the Side Panel	53
1-5-3. Removing and Mounting the Filter Cover	53
2. Setting Up Your Projector	54
2-1. Setup Procedure	54
2-2. Projector Installation	55
2-2-1. Installing the Projector on the Ceiling	56
2-2-2. Terms for Preparation of Frames and Ceiling Hanging Brackets	57
2-3. Selecting the Power Cable for C2 Connection (English)	58
2-3-1. AC Power Work Specifications	59
2-4. Auswahl des Netzkabels für Anschluss C2 (Deutsch)	61
2-4-1. Netzstrom-Spezifikationen	62
2-5. Connecting the power cable (English)	64
2-5-1. Power supply construction specifications	64
2-5-2. Procedure for connecting the power cable (C1 connection)	71
2-5-3. Procedure for connecting the power cable (C2 connection)	74
2-6. Anschließen des Netzkabels (Deutsch)	79
2-6-1. Technische Daten zum Netzanschluss	79
2-6-2. Anschluss des Stromkabels (Anschluss C1)	86
2-6-3. Anschluss des Stromkabels (Anschluss C2)	89
2-7. Mounting the Lens Unit	94
2-7-1. Part names of Lens Mount	95
2-8. Mounting the Option Board	98
2-8-1. Make the option board usable	100
3. Projector Adjustment and Connecting	102
3-1. Flow of Adjustment and Connecting	102
3-2. Recovering from Tamper Errors	103
3-2-1. Clearing tamper events	104
3-3. Turning your Projector On	106
3-4. Setting the Date and Time in the Projector	107
3-5. Setting the Projector Projection Method	108
3-6. Adjusting the Lens	109
3-6-1. Display the Test Pattern	109
3-6-2. Adjusting the Screen Angle	110
3-7. Connecting with the Image Input Port	111
3-8. Connecting the Various Control Terminal	112
3-9. CG adjustments	113
4. LCD Menu	118
4-1. List of Menu	118
4-1-1. When You Use the Service Personnel Menu	121
4-2. Title Select	122
4-2-1. Title select (Title Memory)	122
4-2-2. Test Pattern	122
4-3. Configuration	123
4-3-1. Light Setup	123
4-3-2. Lens Control	123
4-3-3. Reset	124
4-3-4. Setup	126
4-3-5. Installation	128
4-3-6. Memory	133
4-4. Title Setup	134
4-4-1. Preset Button	134
4-5. Information	135
4-5-1. Light	135
4-5-2. Lens Type	135
4-5-3. Preset Button	135
4-5-4. Usage	136
4-5-5. Error Code	136
4-5-6. Version	137
4-5-7. IP Address	137
4-5-8. Setup Date	138
4-5-9. Option Status	138
5. Appendix	139
5-1. List of Registered Titles (when shipped from the factory)	139
5-2. Error Code List	140
5-3. Remote Interlock Connector	146