Chapter 4 Settings — [PROJECTOR SETUP] menu
ENGLISH - 115
Brightness control adjustment procedure example
The steps exemplify an adjustment to link the brightness of eight projectors connected in a network.
1) Connect all projectors to the hub using LAN cables. (x page 137)
2) Switch on all projectors and start projection.
3) Set [LAMP SELECT] to either [DUAL] or [SINGLE] for all projectors.
4) Set [MODE] of [BRIGHTNESS CONTROL SETUP] to [OFF], and select [APPLY], and then press the
<ENTER> button.
5) Set [SUBNET MASK] and [IP ADDRESS] in each projector.
f To be able to communicate over the network, set the same value in [SUBNET MASK] for all projectors and set a different value in [IP
ADDRESS] for each projector.
6) Wait for at least eight minutes after starting projection until the lamp brightness becomes steady.
7) Set all items in the [PICTURE] menu of all projectors to the same values.
8) Adjust [COLOR MATCHING] to match colors.
9) Display the internal test pattern “All white” in all projectors.
10) Set [BRIGHTNESS CONTROL GAIN] to 100 % in all projectors.
11) Set [BRIGHTNESS CONTROL GAIN] to 90 % in the projector with the least brightness.
12) Adjust [BRIGHTNESS CONTROL GAIN] in each projector.
f Adjust [BRIGHTNESS CONTROL GAIN] of all the other projectors so that the brightness is matched to the projector of which
[BRIGHTNESS CONTROL GAIN] is set to 90 %.
13) Set [MODE] of [BRIGHTNESS CONTROL SETUP] to [AUTO], and [LINK] to [GROUP A] in all projectors.
14) Select [APPLY] of [BRIGHTNESS CONTROL SETUP] and press the <ENTER> button in all projectors.
f Brightness control starts.
Note
f Brightness is automatically corrected each time the lamp blinks when the power is switched on or off.
f Adjust brightness control again when lamp degradation causes increased variation in brightness or a lamp is replaced.
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