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manual abstract
This will cause localized heating of the overlap which will clear permanently in a few minutes. Be sure to readjust the brightness and contrast controls back to the normal viewing levels after this procedure. 21 Two fine horizontal lines are visible on the screen. The 2 very faint thin lines across the screen are normal. They are caused by the aperture grille stabilization filaments which are required for all aperture grille CRTs’. Moire is a type of natural interference which produces soft or wavy lines on your screen. It may appear due to interference between the regulated pattern of the picture from the input signal and the phosphor pitch pattern of the CRT. Refer to page 17 ”Clear Moire“ for more detail. Example of moire: English 25 Appendix Troubleshooting Before calling for service, check the information in this section to see if you can remedy any problems yourself. If you do need assistance, please call the phone number on the warranty card, the phone number on the back cover of this manual, or contact your dealer. Table 2. Troubleshooting problems Symptom Corrective Actions There is no screen image • Check to see that both the monitor and the computer are plugged in and turned on. “No Connection, Check Signal Cable” appears • Check the signal cable connections between the computer and the monitor. “Sync. Out of Range” appears • Check the maximum resolution and the frequency on the video port of your computer. • Compare these values with the data in the Display Modes Timing chart, on page 29 The image is too light or too dark • Adjust the Brightness or Contrast settings. The image is too large or too small • Adjust the Size settings. The colors are distorted with dark or shadowed areas • Activate the Degauss feature. The power indicator is amber, amber/ green blinking or amber blinking • The monitor is using its power management system. Check the power management utility on your computer You need the monitor driver software • You can download the driver from the internet at http: //com/support/ downloads/monitor/index.html English 26 Appendix Specifications Table 3. Specifications Picture Tube 700NF : 43.0 cm (17") Full square type [40.6 cm(16”) Viewable] 900NF : 48.2 cm (19") Full square type [45.8 cm(18”) Viewable] Flat face, 90° Deflection Dot pitch : 0.25 mm Anti-reflection coating with anti-electrostatic properties Medium-short persistence phosphor Synchronization Horizontal: 700NF : 30 kHz to 96 kHz (Automatic) 900NF : 30 kHz to 110 kHz (Automatic) Vertical: 700NF : 50 Hz to 160 Hz (Automatic) 900NF : 50 Hz to 160 Hz (Automatic) Display Colors Unlimited Colors Maximum Resolution Horizontal: 1600 Dots Vertical: 1200 Lines Active Display Horizontal: 700NF : 312 ± 3 mm (12.28" ± 0.12”) 900NF : 352 ± 3 mm (13.38" ± 0.12”) Vertical: 700NF : 234 ± 3 mm ( 9.12" ± 0.12”) 900NF : 264 ± 3 mm (10.39" ± 0.12”) (Active display size is dependent upon signal timing and image size selection.) Input Signal, Terminated Video signal: Analog video 0.7 Vpp positive at 75 W Separate sync.: TTL Level, positive or negative Composite sync.: TTL Level, positive or negative Sync-on-green: Composite sync 0.3 Vpp negative (Video 0.7 Vpp positive) Maximum Pixel Clock 700NF : 205MHz 900NF : 240MHz Power Supply AC 100-240 V ± 10%, 60 Hz/50 Hz ± 3 Hz Power Consumption 700NF :130 W (Maximum) 900NF : 150 W (Maximum) Dimensions/Weight (W x D x H) Unit: 700NF : 16.3 x 17.2 x17.6 in; 43.4 lbs(415 x 438 x 448 mm;19.7 kg ) 900NF :18,4 x 18.0 x19.4 in; 55.8 Ibs (468 x458 x493 mm; 25.3 kg) Carton:700NF : 22.2 x 22.9 x21.6 in; 50.7lbs (564 x 581 x 548 mm; 23.0 kg) 900NF : 22.5 x 24.4 x22.6 in; 64.6lbs (571x620 x 574 mm; 29.3 kg) (All measurements approximate) Environmental Considerations Operating Temperature: 32° F to 104° F (0° C to 40° C) Humidity: 10% to 80% Storage Temperature: -4° F to 113° F(-20° C to 45° C) Humidity: 5% to 95% NOTE:Design and specifications are subject to change without prior notice. English 27 Appendix Pin Assignments Table 4. 15-Pin D-SUB connector Sync. Type 15-Pin Side of the Signal Cable (Figure 1) Cable Adapter (Figure 2) Pin No. Separate Composite Sync on Green Apple MacII 1 Red Red Red GND-R 2 Green Green Green+Sync. Red 3 Blue Blue Blue H/V Sync. 4 GND GND GND Sense 0 5 DDC Return DDC Return DDC Return Green 6 GND-R GND-R GND-R GND-G 7 GND-G GND-G GND-G Sense 1 8 GND-B GND-B GND-B Reserved 9 Reserved Reserved Reserved Blue 10 GND-Sync./ Self-Raster GND-Sync./ Self-Raster GND-Sync./ Self-Raster Sense 2 11 GND GND GND GND 12 DDC Data DDC Data DDC Data V-Sync. 13 H-Sync. H-Sync. Not Used GND-B 14 V-Sync. Not Used Not Used GND 15 DDC Clock DDC Clock DDC Clock H-Sync. Figure 1: Male Type Figure 2: Male Type 6 7 8 X 10 11 12 13 14 15 1 2 3 4 5 9 10 11 12 13 14 15 1 2 3 4 5 6 7 8 English 28 Appendix Table 5. BNC Connectors Pin Signals Assignment Sync-On-Green Composite Sync. Separate Sync. R Red Red Red G Green+Sync. Green+Sync. Green B Blue Blue Blue H/V NC H/V Comp. Sync. H-Sync. V N...