Only use the Philips Medical Systems AC power supply (part number 453564094411)
supplied with the cardiograph. Use of any other power supply has not been verified and may
lead to operator or patient harm, including electrical shock. Periodically inspect the AC
power cord and AC power connector to ensure that both are in a safe and operable
condition. If the AC power cord or AC power connector is not in a safe or operable
condition, operate the cardiograph on battery power and contact Philips Medical Systems
Analog ECG Output Signal Port
Do not use the analog ECG output signal port (not supported on cardiograph) for diagnostic
purposes and do not use this signal for critical synchronization timing.
Do not connect any equipment to the cardiograph analog ECG output signal port that does
not meet medical safety requirements and that has not been evaluated by local safety
CAUTION When removing the batteries from the cardiograph, the batteries could feel warm to the touch.
The PageWriter TC70 cardiograph is designed to be operated with two batteries installed,
and the battery operational time listed in this Instructions for Use is based upon cardiograph
operation with both batteries installed. Operation with a single battery is not supported or
recommended as it will shorten operational time and decrease overall battery life.
Only use the batteries designed to be used with the PageWriter TC70 cardiograph, part
number 989803144631, in order to ensure continued compliance with the requirements of
Ensure that the cardiograph is securely attached to the cardiograph cart before use.
Do not touch the patient, patient data cable, or cardiograph during defibrillation. Death or
injury may occur from the electrical shock delivered by the defibrillator.
Upon customer request, Philips Medical Systems will make available circuit diagrams,
component part lists, descriptions, calibration instructions and other technical information.
PageWriter TC 70 Cardiograph Service Manual
Important Patient and Safety Information