Table of Contents
Advertisement
9640A
Instruction Manual
A6A1 Display and A6A2 Keypad PCAs
Use the following procedure to remove the A6A1 Display and A6A2 Keypad PCAs:
1. Remove the A6 Front Panel Assembly from the Instrument.
2. Remove the Spin Wheel. There are 2 holes in the bezel moulding, visible from the
3. Remove the retaining nut.
4. Lay the front panel face down on an antistatic surface and disconnect the display
5. Remove the four self-tapping screws from the display and lift it out, taking care not
6. Remove the eight self-tapping screws securing the Keypad PCA to the front panel.
7. Lift out the rubber keypads.
The display window is secured in place by adhesive tape. Do not remove
the display unless it or the display window is being replaced.
The inside of the front panel has a nickel conductive coat applied to it. Be
careful to avoid damaging the coating.
7-10
Display PCA
Figure 7-3. Removing the A6 Front Panel Assembly
inside face. These holes allow for using a thin screw driver shaft to push the Spin
Wheel moulding from the encoder shaft.
cable from the HV drive module. The PCA is extremely thin; use care during the
removal process.
to scratch the display or window.
Lift out the Keypad PCA ensuring the spin wheel device remains attached. Note the
bottom edge of the Keypad PCA connects to the front panel. Use a slight forward
pressure to remove the PCA.
Note
Note
Keypad PCA
ead318f.eps
Advertisement
Table of Contents
