GE Logiq 7 Service Manual

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GE H
EALTHCARE 
D
IRECTION 2286865, REVISION 14 LOGIQ™ 7 SERVICE MANUAL
LEGAL NOTES
The contents of this publication may not be copied or duplicated in any form, in whole or in part, without 
prior written permission of GE Medical Systems.
GE Medical Systems may revise this publication from time to time without written notice.
PROPRIETARY TO GE MEDICAL SYSTEMS
Permission to use this Advanced Service Software and related documentation (herein called the 
material) by persons other than GE Medical...

GE HEALTHCARE
DIRECTION 2286865, REVISION  14LOGIQ™ 7 SERVICE MANUAL 
x -   

GE HEALTHCARE
DIRECTION 2286865, REVISION 14LOGIQ™ 7 SERVICE MANUAL
 - xi
Revision History
RevisionDateReason for change
0September 1, 2001Initial Release
1November 20, 2001Revision 1
2February 22, 2002
Electrical Requirements (sec2), STCW and TXCW theory, Monitor video 
specification (sec5), TRAP2 Dip SW, QCON Dip SW, LV2 unit 
released,Trackball cleaning (sec 6), New diagnostics (sec 7), New LFC 
procedure added (sec8), New part number (sec9)
3November 11, 2002
Probe precaution (sec1), Optional...

GE HEALTHCARE
DIRECTION 2286865, REVISION 14LOGIQ™ 7 SERVICE MANUAL
xii - 
List of Effected Pages
PAGESREVISIONPAGESREVISIONPAGESREVISION
Title Page141-1 to 1-2314Back CoverN/A
Warnings
i to v142-1 to 2-1114
Rev Hist/LOEP vii to viii143-1 to 3-2514
Table of Contents ix to xxiv144-1 to 4-3114
5-1 to 5-4514
6-1 to 6-4114
7-1 to 7-214
8-1 to 8-6014
9-1 to 9-9114
10-1 to 10-3314 

GE HEALTHCARE
DIRECTION 2286865, REVISION 14LOGIQ™ 7 SERVICE MANUAL
Table of Contents xiii
Table of Contents
CHAPTER  1
Introduction
Overview  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 - 1
Purpose of Chapter 1  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 - 1
Chapter Contents  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 - 1
Purpose of Service...

GE HEALTHCARE
DIRECTION 2286865, REVISION  14LOGIQ™ 7 SERVICE MANUAL 
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General Console Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 2
Console Environmental Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 2
Electrical Requirements  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 - 3
 EMI Limitations  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2...

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GE H
EALTHCARE
DIRECTION 2286865, REVISION 14
LOGIQ™ 7 SERVICE MANUAL
CHAPTER  4
Functional Checks
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4 - 1
Purpose for Chapter 4   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4 - 1
Special Equipment Required   . . ....

GE HEALTHCARE
DIRECTION 2286865, REVISION  14LOGIQ™ 7 SERVICE MANUAL 
xvi  - 
CHAPTER  5
Components and Functions (Theory)
Overview  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 - 1
Hardware Compatibility Matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 - 2
Hardware Compatibility BT09 or later   . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 - 2
Hardware Identification Tip   . . . ....

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GE H
EALTHCARE
DIRECTION 2286865, REVISION 14
LOGIQ™ 7 SERVICE MANUAL
Outputs  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5 - 44
SVHS and Composite Video . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5 - 45
CHAPTER  6
Service Adjustments
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6 - 1
Purpose of this chapter 6   . . . . . . . . ....

GE HEALTHCARE
DIRECTION 2286865, REVISION  14LOGIQ™ 7 SERVICE MANUAL 
xviii  - 
CHAPTER  7
Diagnostics/Troubleshooting
Overview  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 - 1
Purpose of Chapter 7  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 - 1
Diagnostic Procedure Summary   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 - 2
CHAPTER  8
Replacement Procedures
Overview  . ....