A6A5 Amplifier/Coupler/Load Unit (ACLU) Replacement

Note

For location of hardware and cables referred to in this procedure, see Figure 2.

3

Removal

1.Remove ac line cords and RF Section bottom cover.

2.Disconnect connectors 0, @ and @J>, single-pin connector 0, and double-pin connector @ from Second Converter.

3.Disconnect the remaining cables from Second Converter:

1 (brown) cable from .321 OUT 0J

4 (yellow) cable from TUNE @

4.Remove ACLU cover-plate by removing four screws @ as shown in View A.

5.Disconnect five connectors a@>, three 92 (white/red) single-pin connectors a@, and one 8 (gray) single-pin connector (iJo.

6.Release ACLU by removing two screws @@ shown in View B.

Installation

7.Secure new ACLU on mounting bracket with two screws @@, and reconnect the cables and wires removed in step 5.

8.Replace ACLU cover-plate with four screws @ shown in View A.

9.Reconnect the following cables to Second Converter: (Refer to View A.)

1 (brown) cable to .321 OUT 0

1 (brown) cable to .321 IN @

4 (yellow) cable to TUNE @

10. Replace bottom cover and ac line cords.

4 A6A7/A6AS/A6A6