
Dräger Medical AG & Co. KGaA
6173.3
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Function description
Babylog 8000
10.9
Front PCB (Babylog 8000/Babylog 8000 plus with EL Display)
The Front PCB reads in the keys of the potentiometer and display field, controls the LEDs of the
potentiometer and display field, powers the EL display with operating voltage (contrast), and generates
the control signal for the bargraph.
Fig. 23:
Block diagram of the Front PCB
DC
DC
+5 V, +12 V
EL display, complete
EL display converter
EL display
Cable of EL display
key port
Keys and option switches of the front panel
LEDs of the front panel
Alarm LEDs
Bargraph of the monitoring field
Potentiometer of the potentiometer field
LED driver
Amplifier
Bargraph
U
Ref
A
D
6x
Adress
decoder
UB
Control bus
und
Adress bus
Data bus
T
est A/D-W
andler
Содержание Babylog 8000SC
Страница 9: ...7 General...
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Страница 13: ...11 Function Description...
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Страница 59: ...57 Replacing Non Repairable Items...
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Страница 77: ...75 Schematics and diagrams...
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Страница 91: ...89 Error List...
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Страница 99: ...97 Annex Spare parts list Test List Technical Information according to EMC standard IEC EN 60601 1 2 2001...
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Страница 101: ...Spare parts catalogue Babylog 8000 Because you care Emergency Care OR Anesthesia Critical Care Perinatal Care Home Care...
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