Maintenance
This d
t and its contents are the property of CASSIDIAN
nd must not be copied or circul
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REPLACING THE SYNCHRONISATION BOARD
REMOVAL
• Find and disconnect all the cables connected to the synchronisation board
(see Plate 6.VIII).
• Unscrew the 6 screws holding the synchronisation board (see Plate 6.III, item 1).
• Remove the 2 CTRL connector locking nuts from the 3G PA-TRX module.
• Remove the synchronisation board (item 1) and place it on the anti-static mat.
INSTALLATION
• Check that the functional technical status of the new board is compatible with the old
one (see Section 1.3, Document [3]).
• Install the synchronisation board (item 1) with the spacers.
• Place the 2 CTRL connector locking nuts on the 3G PA-TRX module without tightening
them.
• Attach the synchronisation board (item 1) using the 6 securing screws.
COMPLEMENTARY OPERATION(S)
• Roll out Sheet P-3.
• Remove the anti-static armlet.
• Replace the upper cover (see Plate 6.I, item 1).
• Test the IDR IDO 3G (see Sheet P-2).
• Put away the anti-static equipment.
SHEET E-3