Service manual

CARDELL MONITOR SERVICE MANUAL
21-02-0286 REV. 02 05/09
6
ALARM LIMITS OFF........................................................................................ 42
MAP VALUE ENABLE / DISABLE ................................................................... 42
SET THE SpO
2
ALARM DELAY ...................................................................... 43
SETTING THE DATE ...................................................................................... 43
SETTING THE TIME ....................................................................................... 43
DAYLIGHT SAVING TIME OPTION ................................................................ 44
8. EXTERNAL DEVICE INTERFACING ................................................................ 45
OVERVIEW ........................................................................................................... 45
RS232 ................................................................................................................... 45
9. ROUTINE MAINTENANCE ............................................................................... 47
CLEANING ............................................................................................................ 47
CLEANING OVERVIEW .................................................................................. 47
THE MONITOR ............................................................................................... 47
THE DISPLAY ................................................................................................. 48
CUFFS ............................................................................................................ 48
PNEUMATIC TUBING ..................................................................................... 49
PRINTER ......................................................................................................... 49
SpO
2
INTERCONNECT CABLE ...................................................................... 49
SpO
2
SENSORS.............................................................................................. 49
PNEUMATIC PRESSURE CHECK ....................................................................... 50
SAFETY CHECKS ................................................................................................ 50
SYSTEM CHECKS ................................................................................................ 50
BATTERY .............................................................................................................. 50
10. TROUBLESHOOTING ...................................................................................... 51
SYSTEM TROUBLESHOOTING ........................................................................... 51
THEORY OF OPERATION ................................................................................... 55
POWER SUPPLIES......................................................................................... 55
BATTERY CHARGER ..................................................................................... 56
SUPERVISOR MICROCONTROLLER ............................................................ 56
DIGITAL SIGNAL PROCESSOR CONTROLLER ............................................ 57
ERROR MESSAGES ............................................................................................ 59
SpO
2
USER MESSAGES ................................................................................ 59
ERROR MESSAGES ON THE MESSAGE WINDOW ..................................... 60
11. MAINTENANCE PROCEDURES ...................................................................... 63
INTRODUCTION ................................................................................................... 63
EQUIPMENT REQUIRED................................................................................ 63
BATTERY CHARGE ........................................................................................ 64
TURNING THE CARDELL MONITOR “ON” .................................................... 64
DISPLAYING THE TIME ................................................................................. 65
ALARM AUDIO ................................................................................................ 65
SpO
2
AUDIO .................................................................................................... 66
CONFIGURATION MODE TESTS ........................................................................ 66
ENTERING THE TEST MODE ........................................................................ 66
EXIT THE TEST MODE ................................................................................... 67
LED CHECK .................................................................................................... 67
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