Lamp Adjustment - JB-Lighting P4 Bedienungsanleitung

4.6 Lamp adjustment

The lamp holder ia aligned at the factory. Due to differences between lamps, the fine adjustment may
improve light performance. For lamp adjustment there are four slots (1) +(2) in the lamp assembly. The
slots (1) are for adjustment of the lamp horizontally and the slots (2) are for adjustment of the lamp
vertically.
A: Hot spot centered, lamp optimal adjusted
2
1
2
To adjust the lamp in the fixture follow 1. - 5.:
1. Connect the fixture to mains, switch on the lamp, open the shutter and dimmer, set zoom and
focus (static gobo wheel and rotating gobo wheel should be set at DMX 000) and check the
image on the wall pictures A to E.
2. Disconnect the fixture from mains and loose the two quarter-turn fasteners on the lamp cover
to get into lamp compartment.
3. Move the lamp into desired position (check pictures A to E) by using a suitable screw driver
inserted in the appropriate slots (1 or 2).
4. Re-insert the lamp cover and thighten the two quater-turn fasteners.
5. Connect the fixture to mains and check if the adjustment has been correctly made.
6. If you need to continue in adjusting, disconnect the fixture from mains and repeat steps 2-5.
B: Hotspot shifted to the right
Image on the wall:
C: Hotspot shifted to the left
Image on the wall:
1
For the correct adjust-
ment move the bulb hol-
der to the right by using a
screwdriver in slot (1).
For the correct adjust-
ment move the bulb hol-
der to the left by using a
screwdriver in slot (1).
Image on the wall:
2
1
2
P4
1
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