Power Supply Removal & Replacement - Chattanooga Intelect Genisys 2776 Intelect Genisys 2782 Intelect Genisys 2792 Service Manual

6- REMOVAL & REPLACEMENT
6.4 Power Supply Removal & Replacement
! WARNING
UNPLUG THE UNIT FROM THE POWER SOURCE
BEFORE ATTEMPTING ANY REMOVAL OR
REPLACEMENT PROCEDURES TO PREVENT
ELECTRICAL SHOCK.
DANGER
IF POWER SUPPLY HAS FAILED HI-POT TEST,
IT WILL RETAIN HIGH VOLTAGE IN THE
POWER SUPPLY CAPACITOR C4. DISCHARGE
CAPACITOR USING A MULTIMETER PRIOR ANY
SERVICE OF THE POWER SUPPLY
A. Power Supply Removal
1. Separate Top from Bottom. Refer to 6.2, part A.
2. Discharge Power Supply Capacitor, C4, with
multimeter.
3. With #1 Phillips screwdriver, remove the 2 screws
securing the Power Supply. See Figure 6.9.
4. Lift Power Supply and disconnect the Power Supply
Harnesses from the Mains Disconnect. See Figure
6.10.
5. Remove Power Supply from system.
B. Installing Power Supply
1. Route Power Supply PCB Harness of new Power
Supply, Part Number 27265, as shown in Figure
6.11.
2. Connect Power Supply Mains Harness to Mains
Disconnect as shown in Figure 6.10
3. Make certain the Power Supply sits onto alignment
pins as shown in Figure 6.12.
5. Secure Power Supply to housing with the 2
mounting screws. See Figure 6.9.
NOTE:
Do not overtighten the screws. Overtightening will damage the
threads of the brass inserts.
6. Reassemble the Top and Bottom Housing. Refer to
6.2, part B.
®
Intelect /Genisys
REMOVE SCREWS
ROUTE HARNESS AS SHOWN
17
®
Ultrasound Therapy Systems
FIGURE 6.9
GREEN WITH
YELLOW STRIPE
BLUE
FIGURE 6.10
FIGURE 6.11
POWER SUPPLY
ALIGNMENT PINS
FIGURE 6.12
RED