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©2001-2005 Stewart Filmscreen Corporation Stewart Filmscreen reserves the right to make changes to the product specified in this document. From time to time, this document is updated. Current versions of documentation are posted on the Stewart Filmscreen website at 4-Way ScreenWallElectriMask OWNER’S MANUAL Contents Tothe Owner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 Preparing the Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Step 1. Mounting the Frame . . . . . . . . . . . . . . . . . . . . . . . . . .5 Step 2. Electrical Hook-up . . . . . . . . . . . . . . . . . . . . . . . . . . .10 Step 3. Hanging the Frame on the Wall . . . . . . . . . . . . . . . .16 Operating the Mask . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 Adjusting the Mask Extension . . . . . . . . . . . . . . . . . . . . . . . .17 Screen Care and Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . .19 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 4-Way ScreenWall ElectriMask: Owner’s Manual Congratulations on your purchase of the finest optical viewing screen available anywhere in the world! Please take a moment to review this manual—it will help ensure you many years of trouble-free service from your new Stewart Filmscreen product. About your 4-Way ScreenWall ElectriMask Your 4-Way ScreenWall ElectriMask is a fixed frame with both vertical and horizontal masking panels, enabling the viewer to obtain any aspect ratio. The term aspect ratio refers to the format (width to height) in which your video sources are produced. The masking panels are controlled by three separate motors, allowing maximum control and adjustability. Figure 1: Masking systems The sizes and weights of the various 4-Way ScreenWall ElectriMask models are listed in the charts in Figure 2. 2 Stewart Filmscreen Corporation TO THE OWNER HDTV Image Size 16:9/1.78:1 HDTV Image Size 16:9/1.78:1 HDTV Image Size 16:9/1.78:1 1.33:1 Standard Video NTSC Format Horizontal Masking System Vertical Masking System Converts to Converts to 1.85:1 Widescreen Format 2.35:1 Cinemascope Format Horizontal and Vertical Masking Systems Converts to Figure 2: 4-Way ScreenWall ElectriMask models – sizes and weights Variable Format (from 2.35:1 to 4.3) Model Number NTSC Image Size 4:3/1.33:1 Attainable Image Size Weight 4WSNH100-49” x 87” 124.5 x 221 cm Size Table: Row 1 130 lbs. / 59 kg 4WSNH110-54” x 96” 137.2 x 243.8 cm Size Table: Row 2 140 lbs. / 63.5 kg 4WSNH123-60” x 107” 152.4 x 271.8 cm Size Table: Row 3 150 lbs. / 68 kg 4WSNH135-66” x 118” 167.6 x 300 cm Size Table: Row 4 160 lbs. / 72..5 kg Size Table: Attainable Aspect Ratios Row Diag. Size 4:3 / 1.33/1 Diag. Size 1.85:1 Diag. Size 2.35.1 1 82” / 208.3 cm 49 x 65” / 124.5 x 165.1 cm 99” / 251.5 cm 47” x 87” / 119.4 x 221 cm 95” / 241.3 cm 37” x 87” / 94 x 221 cm 2 90” / 228.6 cm 54” x 72” / 137.2 x 182.9 cm 109” / 276.9 cm 52” x 96” / 132.1 x 243.8 cm 104” / 264.2 cm 41” x 96” / 104.1 x 243.8 cm 3 100” / 254 cm 60” x 80” / 152.4 x 203.2 cm 122” / 309.9 cm 58” x 107” / 147.3 x 271.8 cm 116” / 294.6 cm 45.5” x 107” / 115.6 x 271.8 cm 4 110” / 279.4 cm 66” x 88” / 167.6 x 223.5 cm 134” / 340.4 cm 64” x 118” / 162.6 x 299.7 cm 128” / 325.1 cm 50” x 118” / 127 x 299.7 cm Note: This manual refers to “AC” to represent electrical power. Your location may use 120 V, 220 V or other electrical power. Screen systems are manufactured using the electrical power type specified for the location. Use appropriate power sources for your location. 4-Way ScreenWall ElectriMask: Owner’s Manual PREPARING THE INSTALLATION • Before proceeding with the installation of this screen, take time to thoroughly read and understand these installation and operation instructions. • All electrical wiring installations must conform to local and national codes and should be performed by qualified service personnel. • There are no user-serviceable parts contained within the unit. Preparation Specifications regarding the individual screen dimensions, weight, mounting type, and controls are provided by the factory when the unit is ordered. Before beginning the installation: • Check the specifications for the type of mounting and switch control to be used. • Prepare the wall for electrical access to the motor(s) (audience left). • Make sure there is a clean surface on which to unroll the screen. • Check the size and weight of the screen to be installed so that you can plan for the number of people required for the mounting procedure. You need at least two people to mount the smaller screens; more are needed for larger, heavier screens. You will need: • Enough ladders for the personnel supporting the screen during the mounting process • A level • Fasteners appropriate for the surface on which the screen is being mounted (See instructions for the type of mount for recommendations.) • Phillips screwdriver • 5/8” (1.6 cm) hex head screw...