GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3 LOGIQ™ 9 PROPRIETARY MANUAL
Chapter 10 Periodic Maintenance 10-1
Chapter 10
Periodic Maintenance
Section 10-1
Overview
10-1-1 Purpose of Chapter 10
This chapter describes Periodic Maintenance (PM) and customer performed tasks on the scanner and
peripherals. These procedures are intended to maintain the quality of the ultrasound systems
performance. Read this chapter completely and familiarize yourself with the procedures before
performing a task.
Table 10-1 Contents in Chapter 10
Section Description Page Number
10-1
Overview
10-1
10-2
Why do Periodic Maintenance
10-2
10-3
Maintenance Task Schedule
10-2
10-4
Tools Required
10-4
10-5
System Periodic Maintenance
10-7
10-6
Using a Phantom
10-12
10-7
Electrical Safety Tests
10-12
10-8
When There's Too Much Leakage Current...
10-28
PM INSPECTION Certificate
10-29
CAUTION
Practice good ESD prevention. Wear an anti–static strap when handling electronic parts and
even when disconnecting/connecting cables.
DANGER
THERE ARE SEVERAL PLACES ON THE BACKPLANE, THE AC DISTRIBUTION,
AND DC DISTRIBUTION THAT ARE DANGEROUS. BE SURE TO DISCONNECT
THE SYSTEM POWER PLUG AND OPEN THE MAIN CIRCUIT BREAKER
BEFORE YOU REMOVE ANY PARTS. BE CAUTIOUS WHENEVER POWER IS
STILL ON AND COVERS ARE REMOVED.
CAUTION
Do not pull out or insert circuit boards while power is ON.
CAUTION
Do not operate this unit unless all board covers and frame panels are securely in place. System
performance and cooling require this.
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