Chattanooga SENIOR SOLUTIONS, Service Manual

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Senior Solutions™ Therapy System
6 REMOVAL/REPLACEMENT
6.6 THERAPY SYSTEM
CONTROL
BOARD ASSEMBLY
A. Tools and Equipment Required
#1 Phillips Screwdriver
Needle Nose Pliers
B. Control Board Assembly Removal
Separate Top from Bottom. Refer to 6.4,
part B.
Remove Fan. Refer to 6.5, part B.
Remove the Contrast Knob. See Figure 6.25.
Remove the Control Board Ribbon Cable and
the two Control Board Assembly Retaining
Screws.
See Figure 6.26.
STARTing at the top of the Control Board
Assembly, lift Control Board with one hand,
push in and release the plastic clips holding
Control Board Assembly in position.
See
Figure 6.27.
While holding up on Control Board Assembly,
use the Needle Nose Pliers to squeeze the
lower plastic retainers holding the bottom of
the Control Board.
See Figure 6.27 inset.
Remove the Card Reader Housing from the
Control Board Assembly.
C. Replacing Control Board Assembly
Replace new Control Board Assembly, part
number 27053, by reversing the
steps 1- 7
above.
NOTE:
Do not over tighten the screws. Over
tightening will damage the threads of the
brass inserts.
Install Therapy Intensity Control Knob on the
front side of Therapy System Top.
Re-assemble Therapy System referring to the
appropriate sections of this manual for proper
instructions.
1.
2.
1.
2.
3.
4.
5.
6.
7.
1.
2.
3.
FIGURE 6.25
FIGURE 6.26
CONTRAST KNOB
REMOVE
RETAINING
SCREWS
FIGURE 6.27
REMOVE
RIBBON CABLE
DISCONNECT THE SYSTEM FROM THE POWER
SOURCE (OUTLET OR REMOVE BATTERY MODULE IF
INSTALLED) BEFORE ATTEMPTING ANY MAINTENANCE,
INSTALLATION, REMOVAL, OR REPLACEMENT
PROCEDURES TO PREVENT ELECTRICAL SHOCK AND
POSSIBLE DAMAGE TO SYSTEM.
MAKE CERTAIN THE CONTROL BOARD RIBBON
CABLE IS INSTALLED WITH THE BLACK STRIP AT THE
NUMBER “1” ON THE CONTROL BOARD. FAILURE
TO PROPERLY INSTALL RIBBON CABLE COULD
CAUSE EXTENSIVE DAMAGE TO THE INTERNAL
COMPONENTS OF THE SYSTEM WHEN TURNED ON.