(7) replacing the DOT ONE pC board
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 any static electricity; 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 service door. (See “8B-3-2 (1) removing and Installing the Service Door” on page
106.)
3
remove the D2 Amp pC board. (See “8B-3-2 See “(6) replacing the D2 Amp pC Boards” on
page 113.)
4
Disconnect the two connectors.
5
Open the levers at the tips of the four edge supports, and replace the DOT ONE pC board.
DOT ONE PC board
Edge support
<To install>
<To remove>
Click
DOT ONE PC board
Connector
6
To install, align the holes of the DOT ONE pC board with the edge supports, and press in the
PC board firmly until it clicks into place.
z
z
After replacement, be sure to check the DOT ONE pC board connections. (See “7-8-8
volume Adjustment (SOUND TEST)” on page 51.)
8b. Service
115
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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