Varitronics Z9000 Series, Manual, Page: 11 / 31

CAUTION: Do not use a higher wattage bulb. Only use the supplied bulb
extractor to remove and replace bulbs. Do not use forceps or any other metal
tipped device to extract bulbs. Sever damage to the equipment can occur.
6.2.1 First turn the power supply off.
6.2.2 Remove the plastic lens cap form the switch or monitor light by grabbing it
between you thumb and fore finger and firmly pull out.
6.2.3 Place a new bulb of the same size and wattage. Align the bulb, and then firmly
push the bulb into its socket. Do not force bulb into its socket. Realign if necessary.
6.2.4 Turn the power supply on and test the bulb; if bulb still fails to light, call factory.
6.3 Follow the procedure below for changing external fuses.
CAUTION: The user shall only change the three external fuses.
A qualified technician should change any internal fuses. See Appendix A .
6.3.1 First turn the power switch off and disconnect the main AC plug on the
power supply from the wall socket. See Precautions at the beginning of this
manual.
6.3.2 Turn the center part of the fuse holder clockwise until the holder comes
out.
6.3.3 If fuse is blown, replace fuse with a new one of the same type and value.
Push in and turn the fuse holder to tighten.
6.3.4 See Appendix A: Z9000 PC Board Diagram for correct fuse values.
CAUTION: Do not exceed the value of the fuse you are replacing. Severe
damage and to the equipment can occur. Possible fire hazard.
Bulb Mfg. Device
12ESB JKL Fixation Light
6.4 It is recommended that the external surface of system panels be cleaned with a damp
cloth only. Do not use harsh or abrasive chemicals to clean system panels. Do not use
excessive water or liquids to clean panels.