Calrec M3 - DIL SWITCH SETTINGS - HN5255 METER BACKPLANE

M3
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99
DIL SWITCH SETTINGS - HN5255 METER BACKPLANE
If group or PFL circuits are fed from external connectors, the
internal circuit switches 4, 5 and 6 must be opened to remove
the internal feeds.
GROUP OR EXTERNAL DIGITAL INPUTS FED EXTERNALLY:
SW6 1-4 OFF = GROUP 4
5-8 OFF = GROUP 3
SW4 1-4 OFF = GROUP 2
5-8 OFF = GROUP 1
PFL INPUT FED EXTERNALLY:
SW5 1-2 OFF = PFL
The Standard default settings for switches 4, 5 and 6 is all ON for
internal feeds
TO SWITCH EXTERNAL INPUTS TO METER SELECTOR 2:
SW7 1-4 ON = EXT2
SW8 1-4 ON = EXT 3
SW9 1-4 ON = EXT 1
SW10 1-4 ON = EXT 5
SW11 1-4 ON = EXT 4
Switches 7-11 should be all ON for normal operation
HN5255 METER INTERFACE BACKPLANE
8
12
1 2 43 5 6 87
ON ON
OFF
OFF
SW4
SW6
GROUP
ISOLATE
PFL
ISOLATE
SW5
ON
OFF
1 2 43 5 6 7
1 2 43
1 2 43
1 2 43
1 2 43
1 2 43
SW9
SW7SW11
SW8SW10
ONOFF
ONOFF
ONOFF
EXT
ISOLATE
The Standard default settings for switches 7-11 is all ON to
switch external inputs to Meter Selector 2.