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4-2
Disassembly
Procedure
1. Turn off the power. Wait at least one minute before opening the cover, to allow
capacitors to discharge.
2. Remove nuts attached to DGPS, NMEA and power supply connectors at the
rear of the display unit.
Cover assembly
Binding screws
M3x10, 10 pcs.
Nuts
Nut, washer
Panel/chassis assmbly
Connector gasket
WARNING
Do not connect the power
cable with the cover
removed.
Figure 4-1 Removing cover assembly
3. Remove nut and washer attached to ANT connector.
4. Remove ten screws at rear of the display unit to detach panel/chassis assem-
bly from the cover assembly.