GE Logiq 9 Service Manual

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Chapter 10 Periodic Maintenance 10-27
10-7-9-5 Data Sheet for Transducer Source Leakage Current
The test passes when all readings measure less than the values shown in Table 10-15 and Table 10-
16. Record all data on the PM Inspection Certificate.
. 
CAUTIONEquipment damage possibility. Never switch the Polarity and the status of Neutral when the unit 
is powered ON. Be sure to turn the unit power OFF...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
10-28 Section 10-8 - When Theres Too Much Leakage Current...
Section 10-8
When Theres Too Much Leakage Current...
CHASSIS FAILS
Check the ground on the power cord and plug for continuity. Ensure the ground is not broken, frayed, 
or intermittent. Replace any defective part.
Tighten all grounds. Ensure star washers are under all ground studs.
Inspect wiring for bad crimps, poor connections, or damage....

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Chapter 10 Periodic Maintenance 10-29
PM INSPECTION CERTIFICATE  
* Scan Format: Phased Array, Linear Array, Curved Array, Mechanical Array or Other
FUNCTIONAL CHECKS PHYSICAL INSPECTION AND CLEANING 
COMMENTS: 
______________________________________________________________________________
______________________________________________________________________________...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
10-30 Section 10-8 - When Theres Too Much Leakage Current...
ELECTRICAL SAFETY
Final Check. All system covers are in place. System scans with all probes as expected.
Accepted by: ______________________________________________________________________
Electrical Test PerformedMax Value 
AllowedValue 
Measured OK? Comments
Outlet (correct ground &wiring config.)
System Ground Continuity
Chassis Source...

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Index I
A,B
AC Power
Replacement Procedure, 8-89
Acoustic Noise Output, 3-9
Acquisition Diagnostics, 7-14
Archiving Images
Move, 4-18
Automatic Troubleshooting, 7-17
B/M Mode Processor (BMP) Board, 5-17
B/M-Mode Checks
Functional Checks, 4-8
Back End Processor, 5-23
See BEP, 8-13
Theory, 5-23
Backup
Patient Database, 4-15
Preset Configurations, 4-15
Base Load Software
Check Devices, 3-31,  , 8-76...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
II  - 
EMI, 1-10
EMI Protection, 3-5
EQ Board
Basic Functions, 5-15
General Description, 5-14
EQ Diagnostics
Board Level, 7-25
Equalization (EQ) Board, 5-14
ESD, 1-10
Ethernet Signal, 5-49
Exam study
display location, 4-7
External I/O, 5-46
Bi-directional Signals, 5-47
Input Signals, 5-47
Location in the Unit, 5-46
Output Signals, 5-49
Replacement Procedure, 8-126
F
Fan Replacement Procedure, 8-122
Focal...

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
 III
Operator I/O, 4-22
Mechanical Safety, 1-7
Media
Formatting, 4-15
Memory
Preferred Test Strategy, 7-37
Minimum Cable Configuration, 7-59
for System to Scan, 7-59
MOD
Functonal Checks, 4-14
Models Covered, 1-2,  , 9-2
Modem, 5-50
Inputs/Outputs, 5-50
LEDs, 5-50
Location in the Unit, 5-50
Monitor, 5-46
Adjustment, 6-2
Counter-balance Adjustment, 6-4
Tilt, 6-4
Tilt Adjustment, 6-4
Monitor Display...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
IV  - 
Theory, 5-8
S
Safety Considerations, 1-7
Scan Control Board
High Level Features, 5-12
Scan Control Board (SCB), 5-11
SCB Diagnostics
Board Level, 7-22
SCB LED, 5-12
Screen Captures, 7-4
Service Adjustments, 6-1
Service Manual
Purpose of, 1-1
Shut Down
Procedure, 4-3
Shutdown, 3-7
Side Covers
Replacement Procedure, 8-5
Stand-by Mode, 7-1
System Does Not Boot, 7-51
System Maintenance, 10-7
System...

GE Medical Systems
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P.O. Box 414; Milwaukee, Wisconsin 53201, U.S.A.
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