M4735A Service Manual
Capacity: With a new, fully charged battery at room temperature (25
>100 minutes ECG monitoring only, or
50 full-energy (200 J) discharges, or
75 minutes ECG monitoring while pacing (100 mA, 100 ppm).
Battery Indicators: LOW BATTERY message appears on display when at
least 10 minutes of monitoring time and 5 maximum-energy discharges
remain (with a new battery at room temperature - 25
Battery Storage: Should not be stored above 40
Unit can be operated using only AC power, with no battery installed.
Thermal Array Printer
Continuous Real Time Strip: User starts and stops the strip. The Print Strip
prints the selected ECG lead with the following data:
HEADER 1: Date, Time, Heart Rate, the SpO
the text "Delayed" if printing has been configured for Delayed Mode.
Prints every 12 seconds.
HEADER 2: Current mode (AED/Manual), Lead, Gain, filter setting, the
text "Sync" (if Sync has been enabled), and Pacer Settings (consisting of
the Pacer Mode, Rate, and Current, if currently pacing the patient). Prints
every 12 seconds, with Header 1.
HEADER 3: Changes in Mode, Gain, Lead, Sync, and Pacer Settings.
FOOTER: Drug Annotations, HR/SpO
Results of Analysis in AED Mode (No Shock Advised, Shock Advised, or
Cannot Analyze), Charging to xxxJ, Shock Delivered, No Shock Deliv-
ered, Disarm, Battery Low.
SYMBOLS: Mark Triangle (for presses of the Mark key), an Alarm Bell
(Alarm Limit Violations), Lightning Bolt (Shock Delivered; followed by
b for biphasic), Vertical stripe Boundaries/Pacer/Sync Tick Marks.
Event Printing: Mark key automatically documents ECG and events during
defibrillation episodes. The Mark key can annotate the event with one of the
following labels: Epinephrine (Adrenaline), Atropine, Lidocaine, and Other.
Auto Printing: The printer can be configured to automatically print on Mark,
Charge, Shock and Alarm.
Delayed Printing: The printer can be configured to run real time or with a six
Reports: The following can be printed: Event Summary, Configuration,
Extended Self Test, System Log, Battery Capacity Test, Shift/System Check.
Speed: 25 mm/s with an accuracy of ±5%.
Amplitude Accuracy: ±10% or ±50 uV, whichever is greater.
Paper Size: 50 mm by 30 m (100 ft.).
C for extended periods of
Value (if available), and
limits on a Limit Alarm, the