Table of Contents
iii
40-5648-51B
Table of Contents
I Introduction
1
Important Information
1
Warnings ................................................................................... 1
Cautions .................................................................................... 2
Contents of this manual
3
Authorized use of this manual ............................................... 3
About the pump
4
Features and Controls ............................................................. 4
Keypad closeup .................................................................. 5
Understanding “Biomed” mode
7
What is biomed? ...................................................................... 7
Authorized biomed access ...................................................... 7
Biomed software program – major options ......................... 7
Symbols ..................................................................................... 8
Glossary of Technical Terms .................................................. 9
II Scheduled Maintenance
15
Preventive Maintenance Planning
15
Biomed maintenance tools
15
Using a torque screwdriver .................................................. 15
Electrostatic-controlled workstation .................................. 15
Service warnings .............................................................. 16
Periodic maintenance
17
Installation/quick check-out ................................................ 17
Quick check-out test........................................................ 17
Cleaning and care .................................................................. 18
Standard cleaning of Medfusion™ 3000 series pumps . 18
Cleaning cautions ............................................................ 18
Mandatory annual maintenance
testing
19
General inspection ................................................................ 19
Power-up test ......................................................................... 19
Calibration verification ......................................................... 20
Force sensor check ........................................................... 20
Syringe size sensor check ................................................ 20
Plunger position sensor check ....................................... 21
Motor drive & occlusion operational test ..................... 21
Flow delivery accuracy test ............................................. 22
AC line leakage test ......................................................... 22
AC line leakage test -
Medfusion™ 3500BC ...........23
Battery maintenance ............................................................. 24
Shallow discharge (CPI) record ..................................... 24
Battery calibration procedure ....................................... 24
Requirements for battery pack replacement ................ 25
Collect Separately ........................................................ 25
III Theory of Operation
27
Overview of operation
27
Controlling motor functions ................................................ 27
Infusion control & safety functions .................................... 27
Pump design description
28
Logic core of Medfusion™ 3000 Series pumps ................... 28
Main circuit board ................................................................. 28
Main microprocessor ...................................................... 28
Watchdog circuit .............................................................. 29
DC power converter ........................................................ 29
Real time clock ................................................................. 29
Graphical display circuit board (LCD) ......................... 29
Keypad .............................................................................. 29
Plunger (driver) travel sensor ........................................ 29
Motor rotation sensor ..................................................... 29
Stepper motor ................................................................... 29
Syringe flange loaded sensor .......................................... 29
Syringe size sensor ........................................................... 29
Interconnect printed circuit board ................................ 29
AC power input & power supply board ........................ 30
DC power input jack ....................................................... 30
Speaker .............................................................................. 30
Rechargeable battery pack & battery gauge ................. 30
Plunger printed circuit board ......................................... 30
Plunger force sensor ................................................... 30
Plunger Loaded Sensors ............................................. 30
Main Board – Schematic Level ............................................ 31
Logic Kernel Description ................................................ 31
68HC11K4 Main Microprocessor Interface, U19 .. 31
Flash memory, U22 ..................................................... 34
Software upgrade method for programming
flash memory ........................................................... 34
Static random access memory, U17 .......................... 34
Serial EEPROM, U2 and U4 ...................................... 34
Time of day, U8 ........................................................... 34
Infrared transceiver .................................................... 34
Analog to digital converter, U13 ............................... 35
Digital to analog converter, U20 ............................... 35
I/O port expansion, U3, U33 ............................................... 36
Expansion port # 1 (port1_cs) ..................................... 36
Expansion port # 2 (port2_cs) ..................................... 37
Power control description .............................................. 38
Always on supply, U7 ................................................. 38
Backup super capacitor, C11...................................... 38
Backup audio buzzer, XD1 ......................................... 38
System reset, U43 ........................................................ 39
Power management, U39 ........................................... 39
Power OFF state .......................................................... 39
Power ON state ............................................................ 39
Watchdog ..................................................................... 39
DC to DC converter ........................................................ 40
Logic supply, U12 ........................................................ 40
Motor supply, U34 ...................................................... 40
Analog supply, U21 ..................................................... 40
Positive & negative supply, U36 ................................ 41
LCD backlight supply, U1 .......................................... 41
Summary of Contents for Medfusion 3000 Series
Page 1: ...s Medfusion 3000 Series Technical Service Manual ...
Page 2: ...Table of Contents ii 40 5648 51B ...
Page 20: ...Introduction 14 40 5648 51B ...
Page 32: ...Scheduled Maintenance 26 40 5648 51B ...
Page 80: ...Troubleshooting 74 40 5648 51B ...
Page 116: ...Calibration Adjustment 110 40 5648 51B ...
Page 160: ...Assembly Drawings Parts Lists 154 40 5648 51B Case bottom assembly Medfusion 3500BC ...
Page 162: ...Assembly Drawings Parts Lists 156 40 5648 51B Case top assembly w plunger ...
Page 164: ...Assembly Drawings Parts Lists 158 40 5648 51B Case top assembly without plunger ...
Page 172: ...Assembly Drawings Parts Lists 166 40 5648 51B Accessories parts list Poleclamp assembly ...
Page 182: ...Index 176 40 5648 51B ...
Page 183: ......