Service manual

Ultraview 1030/1050 Monitors — Service Manual
A-5
Appendix A — Glossary
RTGL
Real time graphics library
RTS
Ready-to-send signal used in communications protocols.
RXD
Receive Data. Used in communications protocols.
SDLC
Synchronous Data Link Control. Used for communication between the monitor and external
devices such as modules, telemetry housings or Flexport system interfaces.
Secondary recorder
Network recorder where record requests made at a bedside or central are sent to if a primary
recorder is busy.
SIMM
Single in-line memory module
SMA
Shared Memory ASIC
SRAM
Static RAM (CMOS RAM)
Stop bits
Quantity of bits used to discontinue transfer block in serial communications.
Subnet name
Unique subnetwork name identifying logically separated networks.
Sysgen
Spacelabs Medical’s method to enable purchased options.
Tap block plug
Dummy plug used to seal up an unused hole tapped into a coaxial cable on an Ethernet system.
Tap block
Device used to “tap” into an active or inactive Ethernet coax cable.
TCP/IP
Transmission Control Protocol/Internet Protocol used as an underlying mechanism for moving
packets of information between different machines on a local or wide-area network.
TLB
Translation lookaside buffer
Terminator
A resistive load attached to each end of a coaxial cable segment, or at a single end of an SDLC
line. The function of a terminator is to match the characteristic impedance of the cable.