Yes
Yes
No
No
Yes
No
Yes
No
START 1
Is LED of network board
turned on?
TW90 – Next of D702
SW20 – D701
Replace the main board.
If [RESET] button is
pushed, does it operate
normally?
Replace the Network board.
OK.
(Main unit might have some problem.)
Are the main board and the
network board connected
correctly?
Reconfirm the connection.
When the network board is
replaced, does it operate
normally?
69
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