
iv Contents
4 Aligning the Video Monitor
4.1 Introduction...................................... 4–1
4.1.1 BeforeYouStart................................. 4–1
4.1.2 Check LEDs and Heater Filament . . . . . . . . . . . . . . . . . . . 4–4
4.1.3 Displaying Screen Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–4
4.2 Monitor Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–5
4.3 Deflection Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–6
4.3.1 Raster Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–6
4.3.2 Anode Voltage Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . 4–6
4.3.3 Height and Width Adjustments . . . . . . . . . . . . . . . . . . . . . 4–6
4.4 Using the Radiance Meter . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–8
4.5 Cutoff Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–10
4.6 GAINAdjustment ................................. 4–11
A VR315 and VR325 Documentation
Figures
1–1 Monochrome Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1
3–1 Removing Cables from the Monitor . . . . . . . . . . . . . . . . . . . . 3–2
3–2 RearCoverRemoval ............................... 3–3
3–3 TopCoverRemoval ................................ 3–4
3–4 Field Replaceable Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–5
3–5 Disconnecting the Interconnect Cable . . . . . . . . . . . . . . . . . . 3–7
3–6 Removing the On/Off Switch Cable from the Power Supply . . 3–8
3–7 Removing the Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . 3–9
3–8 Discharging the CRT and Removing the Anode Cap . . . . . . . 3–11
3–9 Loosening the Captive Screw . . . . . . . . . . . . . . . . . . . . . . . . . 3–13
3–10 Disconnecting Cables from the Deflection Module . . . . . . . . . 3–14
3–11 Removing the Deflection Module . . . . . . . . . . . . . . . . . . . . . . 3–15
3–12 Removing Cables from the Video Casting . . . . . . . . . . . . . . . 3–17
3–13 Removing the CRT Socket Connector . . . . . . . . . . . . . . . . . . . 3–18
3–14 Removing the Video Casting . . . . . . . . . . . . . . . . . . . . . . . . . 3–19
3–15 Crushing the Evacuation Point . . . . . . . . . . . . . . . . . . . . . . . 3–23
3–16 Tilt-SwivelBase .................................. 3–25
4–1 User Controls and Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . 4–3