Replacing The Trim Knob And Trim Knob Encoder - GE HEALTHCARE CARESCAPE Monitor B650 Technical Manual

CARESCAPE Monitor B650

12.4.4 Replacing the Trim Knob and Trim Knob Encoder

Disassemble first:
a. 12.3.3. Detaching the Frame Side Housing Decorations
b. 12.3.4. Detaching the Top Cover
c. 12.4.1. Detaching the Front Unit Assembly
•
Reassemble in reverse order.
NOTE: When reassembling, position the encoder as shown in the picture.
12.4.5 Replacing the Keypad
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2081903-001
To replace the Trim Knob:
1. Pull the Trim Knob off from the front side.
2. Detach the nut and washer from the front side
using the 11 mm wrench. [1.6 Nm]
3. Detach the Trim Knob Encoder Cable from the
User Interface Board.
4. Detach the Encoder from the back of the
Front Unit.
1. Pull the Trim Knob off.
2. Tear the Keypad panel from the Front Unit,
starting from the upper left corner.
NOTE: Try to leave as little glue as possible to the
front frame cover. If any glue remains clean the
surface with water-diluted alcohol.
Assembling the keypad:
- Remove the release liner of the keypad.
- Place the hole at right end of the keypad to
the Trim Knob shaft. Then carefully guide the
lower edge against the cover edging.
3. Tear the membrane keypad from the Front
Unit and detach the keypad connector that
connects it to the User Interface Board.
Assembling:
- Clean the glue from the surface.
- Remove the release liner from the membrane
keypad.
- Connect the membrane keypad connector
first and direct the membrane into place.
- Pat the membrane keypad carefully to stick it
to the front cover.
- Assemble the Keypad.