GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3 LOGIQ™ 9 PROPRIETARY MANUAL
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 differential pre-
amp to reduce noise. This new FRU is backwards compatible.
Figure 5-27 Internal I/O Module Overview
50M
50M
Left
Right
Right
Left
AUDIO OUT
AUDIO IN
RS-232C
VIDEO OUT
VIDEO IN
SONY VCR SVO-9500MD
A8
A9
A6
A7
A2
A11
A10
USB, +12PC, MIC IN, AUDIO OUT
PC/VIC
PC2IO
D1
D2
Remote
ECG
MOD
CD/RW
FLOCK OF BIRDS
(option)
Ethernet
PC2IP
SOUND CARD
PCI VIDEO
AGP VIDEO
UPS CNTRL
Mic In
Line Out
Line In
10/100 T
USB #1
USB #2
COM1
COM2 (
EXT)
Power from PC
I/O-PC2IO
Signals Cable
PC MODULE
Video Rcvr
Op Control
Audio Amp
Mic Pre-Amp
Video/Mic
AC Power
Speaker
MONITOR
OP PANEL
A1
A3
A4
A5
B5
B6
B7
B9
B8
B2
B1
B3
B4
A15
A14
TO CARD RACK
TO
INTERNAL I/O
BOARD
To AC CONTROL ASSY
for FAN SPEED
Regulation
USER INTERFACE
RS-232C
Video Output
B/W Video In
SONY B/W PRINTER
UP890MD
SONY
COLOR PRINTER
UP-2900MD
INTERNAL I/O BOARD
PC
MOTHERBOARD
D3
D4
D5
SVGA from AGP
SVGA Out
RGB & Sync
SVGA VIDEO
SVGA VIDEO
COLOR PRNT
VIDEO
COLOR PRNT
VIDEO
TOUCH PANEL
VIDEO
TOUCH PANEL
VIDEO
PCI Bus to FEP
Cardrack
RGB Out