Front-Panel Assembly; Rear Panel - Fluke 8588A Service Manual

8588A/8558A
Service Manual

Front-Panel Assembly

1. Remove the top cover.
2. Open the small white cable guide nearest to the terminals.
3. Remove the 2 x M4 Torx panhead screws that hold the thick red and black cables to the Current
Shunt PCA.
4. Locate the two large ferrite Beads held by white plastic clips, slide the plastic clips upwards and
inwards to unsecure them from the metal chassis.
5. Unplug the five white connectors from the main Analogue PCA (Red, Black, Blue, Brown and White
wires that emerge from the front panel).
6. Remove the two Handle side screws from each front handle.
7. Remove the 3 T10 torx panhead self-tapping screws located at the top of the Chassis front panel.
Take care not to drop these inside the unit.
8. Pull the front panel straight forward to dislodge the panel from the chassis.
9. Unplug the front panel Ribbon Cable to release the front panel. Take care as the Green power
switch is unsupported and vulnerable.

Rear Panel

1. Remove the Top Cover.
2. Remove the Bottom Cover.
3. Remove the two rear handles.
4. Remove 2 x T10 Torx Panhead screws from mains inlet protection PCA and move it to the side.
5. Unplug the Blue, Brown, and Green / Yellow wire connectors from the back of the mains inlet
module.
6. Remove the 4 x Transformer fixing screws (T20 x Panhead), be careful as the transformer is now
loose.
7. Remove the 2 IEEE jack screws and washers.
8. Unplug the "Trig In", "Trig Out", and Fan connectors from the A3 Digital PCA.
9. Remove the BNC securing nuts from the "Freq Ref" and "Freq Counter" connectors.
10. Remove 1 x T10 Torx panhead screw.
11. Remove 2 x T10 Torx countersunk screws.
The rear panel is now free from the unit, however the Mains Inlet, Chassis Ground connector, Fan,
and Freq In / Out connectors are still attached to the rear panel.
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