GE Marquette MAC 1200 Operator's Manual page 33

2. AT Command for Establishing a
Communication Link
Example of a dial string for a modem connected to a
branch (PBX system) and dialling a modem via the
public telephone network, using the touch tone
mode.
AT prefix that precedes every command line
DT touch tone dial mode
xxx after DT, enter the characters for access to the
public telephone network (e.g. 0) 0)
W W, placed after a number, tells the modem in
a PBX system to wait for the dialtone of an
outside telephone line
- dial string: ATDTOW
3. AT Command for Termination of the
Communication
The communication is terminated in two steps.
First of all, the MAC 1200 sends an escape
command to return from the on-line state to the
command state. Then the hangup command follows:
+++ escape command
AT prefix that precedes every command line
H hangup command
- hangup string: +++ATH
227 492 04-C
Recording in 12 Lead Mode
5.6 Brief Operating Instructions -
12 Lead Mode
• Switch on the unit and wait for selftest to end
• Apply electrodes to patient
• Enter patient data -
• Check device settings
- report sequence
- report format
- AC line filter
- override function
- 12SL interpretation configuration
• Modify device settings, if required -
• Wait for patient to lie motionless and for the unit
to collect 10 seconds of ECG data
• Check that no lead failure message is displayed
• Start recording with
MAC® 1200
pat
info
setup
33