Bovie Aaron 1250, Руководство по обслуживанию, Страница: 5 / 68

Monopolar Cut Curves .................................................................................................29
Monopolar Coag Curves ......................................................................................................31
Bipolar Curves ......................................................................................................................33
Reference Output Waveforms ..............................................................................................34
Section 4. Theory Of Operation
Block Diagram ......................................................................................................................38
Functional Overview of Key Circuits ...................................................................................38
High Voltage DC Supply ......................................................................................................38
Low Voltage DC Supplies ....................................................................................................38
DC Supply Check Circuit ....................................................................................................39
Temperature Sensing Circuit ................................................................................................39
Four Request Activation Sensing Circuits ...........................................................................39
Speaker Circuit .....................................................................................................................39
Patient Return Electrode Sensing Circuit ............................................................................39
RF Amplifier Circuit ............................................................................................................40
Monopolar Select Circuit .....................................................................................................40
Monopolar / Bipolar Select Relays ......................................................................................40
Controls and Indicators .......................................................................................................40
Digital PWM Circuit ............................................................................................................40
System Logic .........................................................................................................................40
Aaron 1250 Control Signal Inputs and Outputs ................................................................41
Section 5. Operating the Aaron 1250
Inspecting the Generator and Accessories ...........................................................................46
Service Personnel Safety .......................................................................................................46
Installation and Placement ...................................................................................................47
Functional (Operational) Checks .........................................................................................47
How to Set Up and Start the Aaron 1250 Unit ..................................................................47
How to Check the Patient Return Electrode Alarm Function ............................................47
How to Check the Bipolar Mode (with Footswitch) ...........................................................48
How to Check the Monopolar Mode (with Footswitch) .....................................................48
How to Check the Monopolar Mode (with Handswitch) ...................................................48
Operating the Unit ...............................................................................................................49
Section 6. Maintenance
Cleaning the Unit ................................................................................................................52
Performing Periodic Inspection ............................................................................................52
Replacing Fuses .....................................................................................................................52
Section 7. Troubleshooting
Recommended Equipment for Troubleshooting .................................................................54
Troubleshooting the Aaron 1250 .........................................................................................54
Inspecting the Generator .....................................................................................................54
Inspecting the Receptacles ....................................................................................................54
Inspecting Internal Components .........................................................................................55
Understanding Error Codes and Audio Tones ...................................................................56
Correcting Common Problems ............................................................................................57
Main Board Test Points ........................................................................................................61
Display Board Test Points .....................................................................................................61
5 Ser vice Guide • Aaron 1250