M2540-92000-01 A M2540 Ultrasound System Field Service Manual Page 48
Theory of Operation: Functional Block Diagrams
Figure 4-1 System Block Diagram with VCR Option System control panel
Internal PC
Floppy disk
drive
Optional
MO drive
CD-RW drive
Optional
Physio module
PC
motherboar
VCR option
sound board
VCR option
capture board
VCR option
converter
board
PC power
Graphics
adapter board
APIO board
Microphone
Monitor
I/O
panel
Hard disk drive
USB
RS-232
Com
Speaker Speaker
S-video
USB
Audio
SVGA
adapter
SVGAvideo
S-video
Compositevideo
LAN
System power
supply
(see Figure4-2
for detail)
AC power
Trigger
USB
R-wav
AC power
AC power
AC power
To e-box (see Figure4-2)
Audio Optional
VCR
Optional printers
(up to 2)
DC power
Audio
Audio
Toke n r in g
Foot switch
To remote
USB printer
USB