Barco Galaxy NH-12, Руководство по обслуживанию

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7. Electronic parts and servicing procedures
7.7.4.2.1 Description of the DVI / D15 input layer
Description
On the DVI / D15 input layer , we fi nd two connectors:
• D15 connector: analog data is received and converted into a digital signal, which is sent to the multiplexer.
• DVI connector: digital data is received and transmitted to the multiplexer. The analog part of the connector is not supported.
EDID information is stored in the EEPROM.
The multiplexer switches between the D15 source or the DVI source.
Schematic overview
DVI
D15
1
80
DVI / D15 input layer
.
.
.
1
80
.
.
.
only digital
analog
TMDS
EID
ADC
MUX
EDID
EEPROM
Image 7-81
DVI / D15 input layer
7.7.4.2.2 Removing the DVI / D15 input layer
Necessary tools
• Torx screwdriver T10
• Nut spanner 3/16” or 4.5 mm
How to remove the DVI / D15 input layer?
1. Remove the input module (see concerning chapter)
2. Remove the front nuts of the DVI / D15 input layer
Image 7-82
DVI / D15 input layer: front screws
3. Remove the side screw, fi xing the DVI / D15 input layer to the PMP
76 R59770141 GALAXY NH-12 20/02/2008