GE Logiq 9 Service Manual

GE MEDICAL SYSTEMS PROPRIETARY TO GE
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IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Chapter 5 Components and Functions (Theory) 5-31
Section 5-5
Operator Console Control PWA
Figure 5-23 and Figure 5-22 show the audio path through the Operator Console Control Printed Wire 
Assembly.
Figure 5-22  USB-OP Console Control PWA - Power
Figure 5-23  USB-OP Console Control PWA - Audio
Host
Stby LED
N/C
N/C
N/C
N/C
N/C
N/C
N/C Power SW
+12VDC
+12VDC
+12VDCGND
GND
GND
GND
GND +15VDC
+15VDC
MIC
MIC...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
5-32 Section 5-5 - Operator Console Control PWA
5-5-1 Console Main Cable
5-5-1-1 Main Cable Connector Functions
Figure 5-24  Main Cable Drawing
A
B
C
D
E
F
G
H
I
J
K
L
M 

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Chapter 5 Components and Functions (Theory) 5-33
5-5-1-2 Main Cable Connectors with PinoutsTable 5-11    Main Cable Composition
ItemFunctionLower toDescription
ASafety Ground Connector A - G Safety Ground Connector
BDVI to DVI Interface B - I Interface to the Touch Screen B- I
CRGB to the Main Monitor C - H RGB to the Main Monitor C - H
D110 VAC to the Main MonitorD - J110 VAC to the Main Monitor D - J...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
5-34 Section 5-5 - Operator Console Control PWA
Table 5-14    Connector C & H - Touch Screen Interface
PinSignalPinSignalPinSignal
1 Red 6 Red Ground 11 nc
2 Green 7 Green Ground 12 nc
3 Blue 8 Blue Ground 13 H Sync
4nc9nc14V Sync
5nc10Sync Ground15nc
Table 5-15    Connector D & J - 110VAC to Monitor
PinSignalPinSignalPinSignal
1 110 VAC 2 Ground 3 Neutral
Table 5-16    Connector E - USB, Audio &...

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Chapter 5 Components and Functions (Theory) 5-35
Table 5-18    Connector K- Op Console Power, Audio, Mic, Control
PinSignalPinSignalPinSignal
1 Standby LED 0 13 +15V 25 nc
2 nc 14 + 15V Ground 26 nc
3On/Off SW115 nc 27 USB 5V
4On/Off SW016nc28USB Ground
5+12V17MIcrophone29USB 5V
6+12V Ground18Microphone Ground30USB Ground
7 +12V 19 Shield Power/Control 31 USB D+
8 +12V Ground 20 Shield Audio/Mic 32 USB...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
5-36 Section 5-6 - Patient I/O (Currently not supported by the LOGIQ™ 9)
Section 5-6
Patient I/O (Currently not supported by the LOGIQ™ 9)
The Patient I/O is mounted inside the Backend Processor’s cabinet with its connector panel available 
on the front of the scanner. 
The Patient IO contains the electronics for ECG, phono and two analog inputs. One of the inputs has 
programmable gain. The module...

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Chapter 5 Components and Functions (Theory) 5-37
Section 5-7
Internal I/O 
The  Internal I/O  is the interface between the Card Cage, PC Module, and the rest of the system, 
including the Top Console and the Peripherals.  Table 9-16 on page 26 and Table 9-18 on page 33  have 
information on cable call-outs.
Figure 5-26  Internal I/O Basic Interconnect
INTERNAL I/O
PC2IO
PCVIC
TV video,SGVA
& I2CPower
SVGA...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
5-38 Section 5-7 - Internal I/O
Section 5-7      Internal I/O (cont’d)
Internal I/O Enchnacement for BT’03 (FC200423)
Modifications were made to the Internal I/O in October of 2003 to enhance the performance of the 
Microphone function. Resistor values were changed in the microphone amplifier circuit to increase the 
gain, a capacitor was added to reduce noise as well as a mofidified wiring scheme and...

GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL 
Chapter 5 Components and Functions (Theory) 5-39
Section 5-7      Internal I/O (cont’d)
The Internal I/O board performs buffering and distribution of video and control data from various sources 
to multiple destinations. 
• SVGA (R, G, B and Sync.) are fed from the BEP, directly up to the system monitor. Another set of 
RGB can be fed to a color printer.
• Composite video, black and white video and...

GE MEDICAL SYSTEMSPROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3  LOGIQ™ 9 PROPRIETARYMANUAL   
5-40 Section 5-7 - Internal I/O
5-7-1 Location in the Unit
The Internal I/O Module is plugged into the Card Rack (at the end nearest to the rear of the system).
5-7-2 LEDs
Nine green LEDs indicate that the respective DC Voltages are OK.
5-7-3 Fuses
All output voltages are fused
5-7-4 Jumpers and Dip-switches
TBDFigure 5-29   Internal I/O: Location in the System (Seen from Left Side)
Figure 5-30...