Service Mode
7-9
5976025 BARCOVISION 708 200499
Projector warm up
To select Projector warm up :
1.
Push the cursor key
é
or
ê
to highlight Projector Warm up.
2.
Press
ENTER
The projector warm up menu will be displayed.
The projector needs this warm up periode to reach its maximum specifications and to minimize all
distortions.
4.
Press
ENTER
to toggle the ON/OFF option.
When in the ON position (and the CRT run in cycle is OFF), the projector can start up with a warm
up periode of 20 minutes. During the start up a warm up menu will be displayed. This menu offers
the possibility to skip the warm up periode anyway by pressing the
EXIT
key and offers the
possibility to adjust the horizontal and vertical amplitude of this white image with the control disc.
During this warm up period, a full white image is shifted on the CRT faceplate to avoid a burn in.
Every 30 seconds a text box will be displayed on another place on the screen with the remaining
time to go.
When
EXIT
is pressed during this warm up periode, the warm up menu will be redisplayed with
the remaining time indication. Press another time
EXIT
to interrupt the warm up cycle.
When the warm up option is OFF, when switching on the projector, it starts immediately with the
projection of the selected source.
Select with or
then <ENTER>
<EXIT> to return.
COMMON SETTINGS
G2 ADJUSTMENT
CRT RUN IN CYCLE
PROJECTOR WARM UP
MEMORY BANKS
PROJECTOR WARM UP
OPTION : ON
A FULL WHITE PATTERN
WILL BE GENERATED FOR
20 MINUTES AT POWER UP
AFTER THIS PROCEDURE
THE PROJECTOR IS READY
TO PERFORM IN OPTIMUM
CONDITION
TOGGLE OPTION ON OR OFF
with <ENTER>
<EXIT> to return
I2C Diagnostics
To select I²C Diagnostics :
1.
Push the cursor key
é
or
ê
to highlight I²C Diagnostics.
2.
Press
ENTER
The I2C diagnostics menu gives an overview of the I2C failures inside the projector.
To scroll through the failure list, push the the cursor key
é
or
ê
.
The I2C address, IC number and module name will be given in I2C diagnostic menu.
When no errors are detected, the following message will appear on the screen :
"No errors on i2c-bus detected".
Select with or
then <ENTER>
<EXIT> to return.
SERVICE MODE
PROJECTOR SET-UP
MEMORY MANAGEMENT
COMMON SETTINGS
I2C DIAGNOSTICS
MEMORY BANKS
Scroll with or
then <ENTER>
<EXIT> to return.
I2C DIAGNOSTICS
Failures :
addr
IC number
mod.name
48H
IC200
DECODER
Memory banks
The user has the possibility to create 8 different memory banks for each source. But, the maximum
allowed quantity of menory banks for all sources together is 32.
The option to create different memory banks for the same source can be switched ON or OFF.
To select Memory Banks :
1.
Push the cursor key
é
or
ê
to highlight Memory Banks.
2.
Press
ENTER
to toggle between ON and OFF.
ON : different memory banks available.
OFF : only one memory bank available.
If different memory banks are available for a source and the memory bank option is toggled
to OFF, only the first memory bank will be used to display the source.
How to create a new memory bank ?
1.
Select your source. The projector selects the last used memory bank.
2.
Press ENTER
3.
Push the corresponding digit (between 1 and 8) of a non existing memory bank. (The
memory banks can be created in random order, e.g. first creating bank 5 and later bank
2.)
4.
Make the necessary adjustments. When leaving the source, the new created memory
bank will be saved for later use.
Example : When source 1, video 15.6 kHz /60Hz is create on bank 4 and the vertical frequency
changes to 50Hz, the projector will create a new block (due to the vertical frequency change)
with the same bank number 4.
Source xx
Memory bank
4
Select with or
then <ENTER>
<EXIT> to return.
COMMON SETTINGS
G2 ADJUSTMENT
CRT RUN IN CYCLE
PROJECTOR WARM UP
MEMORY BANKS
