(2) replacing the lED pC board
This machine uses six lED pC boards.
refer to the procedure below, and replace the lED pC board that corresponds to the malfunction location.
z
z
To avoid electric shock, accidents or injuries to yourself or other people, or damage to the electronic
circuits, be sure to turn off the power switch before starting work.
z
z
pC boards are sensitive to static electricity. If a person handles a pC board while
charged with static electricity, the parts on the pC board may be damaged. before
handling a pC board, discharge the static electricity from your body; for example, by
touching the surface of grounded metal.
1
Turn off the power switch. (See “7-6-1 Turning the power Switch On” on page 31.)
2
remove the three torx bolts (M5 x 12), and remove the signboard side cover.
Torx bolt (M5 x 12)
Signboard side cover
8b. Service
129
1
2
3
4
5
6
7
8A
8B
9
10
11
12
- Must be performed by a technician -
Test Mode
Troubleshooting
Removing and Installing
Assemblies and Parts
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Summary of Contents for MAXIMUM TUNE 5DX PLUS
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