Supplement to Operating manual PM3055 PM3057 (4822 872 00351).

1. OPERATORS SAFETY ME 1.1 Introduction...1-1E 1.2 Safety precautions ...1-1E 1.3 Caution and warning statement...1-1E 1.4 Symbols...1-1E 1.5 Impaired safety-protection...1-1E 2. INSTALLATION INSTRUCTIONS 2-1E 2.1 Initial inspection ...2-1E 2.2 Safety instructions...2-1E 2.2.1 Earthing...2-1E 2.2.2 Mains voltage cord and fuses...2-1E 2.3 Operating position of the instrument...2-2E 2.4 Rackmount version...2-2E 3. OPERATING INSTRUCTIONS 3-1E 3.1 Switching-on and auto-set ...3-1E 3.1.1 Switching-on...3-1E 3.1.2 Auto set...3-1E 3.2 Explanation of controls and sockets...3-2E 3.2.1 Introduction...3-2E 3.2.2 C.R.T. control area...3-4E 3.2.3 Up-down control area...3-4E 3.2.4 Function control area...3-5E 3.2.5 Potentiometer area...3-11E 3.2.6 Inputs and outputs...3-12E 3.2.7 Rear panel...3-12E 3.2.8 Application select menu...3-14E 3.3 Principle of operation...3-15E 3.3.1 Control section ...3-15E 3.3.2 Vertical deflection ...3-15E 3.3.3 Horizontal deflection ...3-16E 3.3.4 C.R.T. Display...3-17E 3.3.5 Power supply...3-17E 3.4 Brief checking procedure...3-18E 3.4.1 General information...3-18E 3.4.2 Entering the brief checking procedure ...3-18E 3.4.3 Brief checking of controls and functions...3-19E 4. PREVENTIVE MAINTENANCE 4-1E 4.1 General information...4-1E 4.2 Removing the bezel and contrast Filter 4-1E 4.3 Recalibration...4-1E 5. CHARACTERISTICS 5-1E 5.1 Display...5-2E 5.2 Vertical deflection or Y axis...5-2E 5.2.1 Channels A and B...5-2E 5.2.2 Triggerview...5-3E 5.3 Horizontal deflection X axis...5-4E 5.3.1 Main Time Base...5-4E 5.3.2 Delay Time Base...5-5E 5.3.3 X-deflection ...5-5E 5.3.4 EXT input...5-5E 5.4 Triggering...5-6E 5.4.1 MTB triggering...5-6E 5.4.2 DTB triggering...5-7E 5.5 Power supply...5-7E 5.6 Auxiliary in or outputs...5-7E 5.7 Environmental characteristics...5-8E 5.8 Safety ...5-9E 5.9 Accessories 5-10E 5.9.1 Accessory information...5-1OE 6. GLOSSARY OF TERMS 6-1E APPENDIX A A1 APPENDIX B B1