6270A
Service Manual
52
Remove Keypad PCA and Knob from the Front-Panel Assembly
To remove the keypad PCA and knob from the front panel, see Figure 29:
1. Shut off supply pressure and vent the system.
2. Remove all pressure lines and fittings from the manifold.
3. Remove the front-panel assembly as explained in the
Remove Front-Panel
Assembly
section.
4. Use a T10 Torx to remove the six screws that hold the panel shell to the front
panel.
5. As you separate the display panel shell from the front panel, disconnect the
keyboard cable.
6. Remove the encoder assembly cable
from J3 of the keypad PCA.
7. Remove the nine hexalobular keyboard PCA screws
with a Torx T10.
8. Remove the keypad PCA
from the front panel.
9. Remove the number keypad
from the front panel.
10. Remove the power keypad
from the front panel.
11. Remove the encoder knob
from the encoder assembly
.
12. Use a 13 mm deep socket to remove the jam nut and washer from the
encoder assembly. The jam nut and washer are part of the encoder
assembly.
To install the keypad PCA and encoder knob to the front-panel assembly, do this
procedure in reverse. Complete the procedure detailed in the section to attach
the front panel to chassis.
Summary of Contents for 6270A
Page 6: ...6270A Service Manual iv...
Page 26: ...6270A Service Manual 20 2 1 3 hxn212 eps Figure 7 PMM and PCM Removal...
Page 30: ...6270A Service Manual 24 1 2 3 hxn205 eps Figure 9 Manifold Installation...
Page 32: ...6270A Service Manual 26 2 1 1 hxn202 eps Figure 10 Remove Feet and Tilt Stands...
Page 40: ...6270A Service Manual 34 hxn208 eps Figure 16 Remove the CPU...
Page 43: ...Pressure Controller Calibrator Module Guide Rails 37 8 9 10 hxn219 eps Figure 18 Dock Assembly...
Page 64: ...6270A Service Manual 58 1 2 3 4 5 7 6 hxn210 eps Figure 32 Remove Latch Assembly...
Page 67: ...Pressure Controller Calibrator PCM Assembly 61 2 1 hxn401 eps Figure 34 Module Components...