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SERVICE MANUAL - Frank`s Hospital Workshop

1. 29NOV95 03 25 CONFIG MODE N 3100 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT ADULT PR HIGH LIMIT 170 170 170 ADULT PR LOW LIMIT 40 40 40 NEONATE SYS HIGH LIMIT 120 120 NEONATE SYS LOW LIMIT 50 50 NEONATE DIA HIGH LIMIT 80 80 NEONATE DIA LOW LIMIT 30 30 NEONATE MAP HIGH LIMIT 95 95 NEONATE MAP LOW LIMIT 45 45 NEONATE PR HIGH LIMIT 230 170 PAGE PAGE Bb DOWN BACK EXIT Figure 4 21 N 3100 NIBP Configuration Setting Display Page 2 29NOV95 03 26 CONFIG MODE N 3100 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT NEONATE PR HIGH LIMIT 230 230 NEONATE PR LOW LIMIT 40 40 NIBP_ALGORITHM 02 02 BP PUMP VERSION 1 PAGE AG BACK EXIT Figure 4 22 N 3100 NIBP Configuration Setting Display Page 3 Press the PRINT button to print both pages of the configuration setting display 4 5 2 Error Log N 3100 From the N 3100 information submenu press softkey 2 ERROR LOG to display the error log for the N 3100 Your screen will display a table similar to the N 3000 error log display Figures 4 15 and 4 16 The information can be used by Nellcor Puritan Bennett Technical Services personne to analyze N 3100 problems 4 5 3 Operation Information N 3100 From the N 3100 information submenu press softkey 8 OPERATION INFO to display the operational information for the N 3100 29
2. Printer ribbon cable Figure 6 17 Removing Printer 5 Openthe printer door Carefully remove the printer from the N 3200 housing 6 Disconnect the printer from the printer module by removing the three mounting screws as illustrated in Figure 6 18 Printer module Printer Figure 6 18 Disconnecting Printer 7 Beforeinstalling the replacement printer the jumper on J 8 Figure 6 17 must be on the proper connectors to match the model of your replacement printer The printer model A B or C is designated on the label attached to the printer Figure 6 19 If necessary remove the jumper from J 8 and reconnect it according to Table 6 1 and as illustrated in Figure 6 19 6 13 Section 6 Disassembly Guide 6 14 10 11 12 13 14 15 Table 6 1 Printer Jumper Connections s Mesemocnedos s Figure 6 19 Printer Jumper Connections Reconnect the printer to the printer module by replacing the three mounting screws as illustrated in Figure 6 18 Leave the printer door open Position the new printer into place Turn the unit over and replacethe two screws that hold the printer into place Turn the unit back over and reconnect the printer ribbon cable by first grasping both ends of cable connector J 10 and lifting away from the UIF PCB Insert the printer ribbon cable in J 10 until it is locked in place Replace the power supply in the N
3. Printer lt Base mounting plate 14 A knob i no Printer control Front panel 12 buttons 13 Figure 7 1 N 3200 Expanded View 7 2 SECTION 8 PACKING FOR SHIPMENT 8 1 General Instructions 82 Repacking in Original Carton 8 amp 3 Repacking in a Different Carton Toship the N 3200 for any reason follow the instructions in this section 8 1 GENERAL INSTRUCTIONS Pack the N 3200 carefully Failure to follow the instructions in this section may result in loss or damage not covered by the Nellcor Puritan Bennett warranty If the original shipping carton is not available use another suitable carton North American customers may call Nellcor Puritan Bennett Technical Services to obtain a shipping carton Before shipping the N 3200 contact Nellcor Puritan Bennett Technical Services for a returned goods authorization RGA number Mark the shipping carton and forms with the RGA number For European customers not using RGA numbers return the product with a detailed written description of the problem 82 REPACKING IN ORIGINAL CARTON If available usethe original carton and packing materials as illustrated in Figure 8 1 Figure 8 1 Repacking the N 3200 amp 1 Section 8 Packing for Shipment 83 8 2 1 2 3 Place the N 3200 and if necessary accessory items in original packaging Place in shipping carton and seal carton with packaging tape Label carton with shipping address r
4. Section 4 Configuration Mode 44 Table 4 1 N 3200 Configuration Settings Continued Factory Default Institutional Default Selections Setting and Description Setting Display priority 1 ECG wave ECG wave pleth wave resp wave parameter displayed on top SpO 2 trend pulse rate trend viewing area when entering optically derived heart rate the main menu from power trend resp trend pulse amplitude up trend last 10 NIBP measurements NIBP trend none Display priority 2 Pleth wave sameas listed in display priority parameter displayed on 1 above bottom viewing area when entering the main menu from power up Valid key tone beep that On sounds when a valid button is pressed ECG lead select RA LA 1 11 or HI IE RA LL or HI LA LL ECG vertical scale vertical IX 25X 5X 1X 2X AX or 8X scalefor ECG waveforms ECG sweep speed sweep 25 mm sec 6 25 12 5 or 25 mm sec speed for ECG waveforms Resp vertical scale vertical scale for respiration waveforms Resp sweep speed sweep speed for respiration waveforms Pleth sweep speed sweep 25 mm sec speed for plethysmographic waveforms Print on alarm automatic On printing of screen when alarm sounds except low battery or microprocessor power fail alarms Printer power on state state of PRINTER POWER ON OFF button after the N 3200 is turned on Trend time scale scale of 8 Hours 30 minutes 1 2 4 8 12 or
5. ss sess S 4 4 2 3 Display Assembly iii ee Re see S 8 4 2 4 Buttons Knob and Indicators ees ee ee Ee ee Ee S 9 4 2 5 Printer Assembly iii ee ek AA essen S 10 S4 2 6 Docking Connector Printed Circuit Board S 10 S5 Schematic Diagrams iaeiiai ee AA sse S 10 LIST OF FIGURES 1 1 N 3200 Front Panel International cesse 1 2 1 2 N 3200 Front Panel North American see se ee ee eee 1 2 1 3 N 3200 Rear Panel International eese 1 3 1 4 N 3200 Rear Panel North American see 1 3 1 5 N 3200 Left Side Panel essent ntn 1 4 3 1 Introduction Screen sss sss nnne 3 2 3 2 Service Mode Main Menu Screen se ee ER sse 3 4 3 3 Button Knob Test Screen se sse 3 5 3 4 Pizel Test Displays EE EE khen inn 3 7 3 5 Waveform Test Display essen 3 7 3 6 Text Test DISDlay x intet Hte cr entera etu etes 3 8 3 7 Waveform Text Test Printout sss een 3 8 3 8 Waveform Test Printout ee eese 3 9 3 9 Text Test Printout eers ese ee ek Ge EA Ge AG AE ee AE nnne 3 9 d 10 Pleth WavefOrm uento at 3 11 9 11 NIBP DISplay or t ee e n tette e e ha diei 3 13 4 1 Configuration Mode Main MENU ese es se ee eee 4 1 4 2 Configuration Setting Display Page 1 iese ee ee Ke ee ee ee ee 4 2 4 3 Configuration Setting Dis
6. 250 V slow blow 5 x 20mm Minimum of 4 hours with a continuously operating display no printer activity minimum of 2 hours with a continuously operating display and 20 minutes of printer activity 14 hours for a full charge 6 hours for 1 hour of operating time continuously operating display and 10 minutes of printer activity 18 1 cm x 25 1 cm x 13 2 cm 7 125 in x 9 9 in x 5 2 in approximately 3 63 kg 7 97 lbs 5 to 40 C 41 F to 104 F 20 to 60 C 4 F to 140 F 40 to 70 C 40 F to 158 F 40 to 50 C 40 F to 122 F 390m to 43 353m 1 280 ft to 11 000 ft 91 Section 9 Specifications Operating Relative Humidity 95 FACTORY DEFAULT SETTINGS 9 2 Time Format Date F ormat Language Display Zones Display Priority 1 Display Priority Valid Key Audible Tone ECG Lead ECG Vertical Scale ECG Wave Sweep Speed Respiration Wave Vertical Scale Respiration Wave Sweep Speed Pleth Wave Sweep Speed Print on Alarm Printer State After Power On Trends Display Time Scale Print Contrast Value 15 to 9596 noncondensing Default Settings HH MM SS 24 hour DD MMM YY English 2 ECG wave Pleth wave On n 1X 25 mmysec 1X 12 5 mm sec 25 mm sec On On 8 Hours 3
7. 3200 is specified to operate on battery power a minimum of 4 hours with a continuously operating display and no printer activity 1 Ensure that theinstrument is not connected to AC power 31 Section 3 Performance Verification 2 With the N 3200 turned off press the ON STANDBY button and verify that an introduction screen similar to the one illustrated in Figure 3 1 is displayed Your N 3200 will have a different software version number than the one displayed in the illustration 28MAR96 10 18 NELLCOR N 3200 SOFTWARE VERSION 1 3 1 002 DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM Figure 3 1 Introduction Screen 3 Verify that the BATTERY IN USE BATTERY LOW indicator lights after the power on self test is completed 4 Allow the monitor to operate for at least 3 hours 45 minutes Verify that the BATTERY IN USE BATTERY LOW indicator starts to flash about 15 minutes before the battery fully discharges 5 Allow the monitor to continue to operate until it automatically powers down due to the low battery Verify that the battery operation time was a minimum of 4 hours 6 Ifthe monitor passes this test immediately recharge the battery paragraph 3 3 2 3 3 2 Battery Charge Perform this procedure to fully charge the battery or after the battery operation test paragraph 3 3 1 This procedure should also be performed if possible before repair work is attempted 1 Connect the N 3200 to an appropriate AC power sour
8. 5 x 20mm Pawl printer paper release Pawl stacking latch Pullout card N 3000 Pullout card N 3100 Pullout card N 3200 030167 640115 SP 030652 030581 032711 P033132 030367 291169 P030342 024138 030778 030585 030369 030453 PO32909 P033110 Se JSS Oe Ye ud A Uu uuo Uu O O UJ W N D Ke o te NJ EIE Slo e Aa n I I E anja S 1 2 3 4 5 6 7 8 9 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 0 1 2 3 4 5 6 7 8 0 1 2 3 4 5 6 7 8 NIN j 640112 691461 691311 033184 032637 031427 031429 031428 O UJ N Ke tO HM Figure 7 1 shows the N 3200 expanded view with numbered callouts relating to item numbers on the spare parts list Section 7 Spare Parts Power supply Docking module 1 connector cover 2 Lead acid battery 3 Upper docking connector PCB 4 Top cover ribbon cable 5 Top cover 6 Printer paper Th IF FEB holder 20 Printer 19 Bottom cover 8 Paper release actuator 28 Printer door axel 27 Printer door 18 Encoder 9 Paper cutter bar 26 Power on button 23 Power on button on standby PCB 10 Display UIF cable 22 Display PCB 17 Main button PCB 16 M EER NP EF Control buttons 24 29 Instruction card bracket 15
9. Press softkey 4 BATT CHRG and verify that the BATTERY CHARGING indicator on the front panel lights Press the BATT CHRG softkey again and verify that the indicator goes out E Note This test can only be performed while operating on DC power When operating on AC power the light should be constantly lit 6 Press and hold the BACK softkey to return to the display test submenu 36 Section 3 Performance Verification Press softkey 2 GRAPHICS TEST to display the graphics test submenu PIXEL WAVEFORM TEXT TEST TEST TEST BACK EXIT GRAPHICS TEST SUBMENU From the graphics test submenu press softkey 1 PIXEL TEST Verify that one of the patterns of pixels illustrated in Figure 3 4 is displayed Press the PIXEL TEST softkey again to clear the test pattern 29MAR96 06 35 SERVICE MODE PEEL WAVEFORM TEST BACK EXIT 29MAR96 06 35 SERVICE MODE 06 35 SERVICE MODE PIXEL WAVERORM TEXT TEST TEST BACK EXIT Figure 3 4 Pixel Test Display Press the PIXEL TEST key again to display the alternate pattern Press the softkey once more to clear the test pattern The graphics test submenu is displayed Press softkey 2 WAVEFORM TEST and verify that a waveform similar to the one illustrated in Figure 3 5 is displayed A wiper bar with a sweep speed of 25 mm sec is displayed 29MAR96 06 36 SERVICE MODE A gt PIXEL WAVEFORM TEXT EXIT TEST TEST
10. minor software revision number is represented by the last three digits e TOTAL HOURS OF OPERATION This number indicates the total number of operating hours logged by the unit since it was produced 4 3 4 Power Status Information N 3200 From page 1 of the N 3200 information submenu press softkey 4 POWER STATUS to display the power status information for the N 3200 10JAN96 05 56 CONFIG MODE POWER STATUS INFORMATION POWER BUS VOLTAGE 14 55 LITHIUM STATUS PASS N 3200 BACK EXIT Figure 4 7 N 3200 Power Status Display The first line displays the voltage of the power bus and the second line indicates whether the lithium battery needs to be replaced FAIL or not PASS 46 Section 4 Configuration Mode 4 3 5 Printing N 3200 Configuration Mode Information To print N 3200 configuration mode information you must have entered the configuration mode and pressed the N 3200 softkey from the main menu Figure 4 1 If the PRINT button is then pressed from any submenu the instrument operation power status error log and configuration information for theN 3200 is printed The printout will be similar tothe one illustrated in Figure 4 8 4AUG95 11 24 ERROR LOG INFORMATION INSTRUMENT OPERATION INFORMATION 4 COUNT TIME ERROR CODE INSTANCE INSTRUMENT TYPE N 3200 0 77 009C 3c39 00 39 FF FF FF INSTRUMENT ID 01125AA5 1 02 0000 BC
11. 24 displayed trend hours Print contrast value print 3 0 through 10 intensity increases from 0 lightest to 10 darkest 4 3 2 Error Log N 3200 Section 4 Configuration Mode From page 1 of the N 3200 information submenu press softkey 2 ERROR L OG to display the error log for the N 3200 Y our screen may have different error information than the one illustrated in Figure 4 4 29NOV95 11 52 CONFIG MODE ERROR LOG INFORMATION COUNT TIME ERROR CODE INSTANCE 0054 3C39 00 39 FF FF FF 0119 3C54 12 00 44 44 33 0000 0000 00 00 00 00 00 0000 0000 00 00 00 00 00 0000 0000 00 00 00 00 00 0000 0000 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0 1 2 3 4 5 6 7 8 00 00 00 00 00 N 3200 BACK EXIT Figure 4 4 Error Log Display Page 1 Press softkey 2 PAGE DOWN to display page 2 of the error log display 29NOV95 11 52 CONFIG MODE ERROR LOG INFORMATION COUNT TIME ERROR CODE INSTANCE 8 9 00 0000 00 00 00 00 00 00 0000 00 00 00 00 00 N 3200 PAGE UP BACK EXIT Figure 4 5 Error Log Display Page 2 Numbers displayed in the error log are hexadecimal numbers The error log lists the last 10 error codes 0 most recent encountered by the N 3200 The COUNT column lists the number of
12. 4 23 N 3100 Operation Info Display seem 4 15 4 24 N 3100 Power Status Display ss eee 4 16 6 1 Removing the Fuse Cover esse ee se ee RA sse 6 2 6 2 Removing the Fuse Holder see esse ee ee se eene 6 2 6 3 Fuse Heplacement si ER pee o eee tn ee 6 3 6 4 Removing Bottom Chassis Screws sss sse 6 4 6 5 Removing TOP COVE e icti te ter pera EER Se SE ee o teo Ee REB dee Reg 6 5 Table of Contents LIST OF TABLES Vi Disconnecting Cables from UIF Board ee se AA ee Re ee 6 5 Removing Display Panel se ee sene 6 6 Removing Display PCB sese 6 7 Reattaching Display Cable sss sse 6 7 Removing Power On Button PCB sss 6 8 Removing Printer Button PCB sese 6 8 Removing Main Button PCB iese see ee ee ee Ke RR ee AA ee Re ee 6 9 Removing Power Supply issie ee essen 6 10 Removing Lead Acid Battery ee se Be ee ee AA ee 6 10 Removing UIF PCB ee ee Ge AA Re RR trennen 6 11 Removing Lithium Battery ees se ee ee ee rea ee AR AR ee as 6 12 Removing Printer eise ees see ee ee ee ee AR Re AR Ge ee nnn trn 6 13 DISCONNECTING Printer cioe better cadit caet DES EE 6 13 Printer Jumper Connections sss sese 6 14 Mounting to the GCX Poly Mount sses eee 6 15 N 3200 Expanded View sse eee eme 7 2 Repacking the N 32
13. AUDIO TEST to display the audio test submenu KEY POWER ON ALARM TONES TONES TONE BACK EAT AUDIO TEST SUBMENU Usethe following procedure to test the N 3200 audio tones 1 Press softkey 1 KEY TONES to display the key tones submenu VALID KEY INVALID TONE KEY TONE BACK EL KEY TONES SUBMENU 2 Press softkey 1 VALID KEY TONE and verify that the high pitched valid key tone is emitted 3 9 Section 3 Performance Verification 3 9 10 11 Press softkey 2 INVALID KEY TONE and verify that the lower pitched invalid key tone is emitted Press the BACK softkey to return to the audio test submenu Press softkey 2 POWER ON TONES to display the power on tones submenu POWER ON POST PASS POST FAIL TONE TONE TONE BACK EXIT POWER ON TONES SUBMENU Press softkey 1 POWER ON TONE and verify that three consecutively higher pitched beeps are emitted Press and release softkey 2 POST PASS TONE Verify that a 1 second beep is emitted Press softkey 8 POST FAIL TONE Verify that a series of 1 second higher pitched repeating beeps are emitted Press the softkey again to stop the beeping Press the BACK softkey to return to the audio test submenu Press softkey 3 ALARM TONE and verify that a single steady tone is emitted for about 2 seconds Press the EXIT softkey to return tothe service mode main menu To exit the se
14. All indicators light for a few seconds The left most middle and right displays all indicate 8 8 8 C All displays turn off momentarily 8 34 SAFETY TESTS Section 3 Performance Verification d Digital displays individually light in a scanning test pattern whilethe N 3100 power on self test is taking place e A single 1 second beep is produced and all displays again illuminate momentarily indicating the automatic power on self test is complete f TheN 3100 POWER ON indicator is lit The MANUAL MODE indicator is also illuminated Dashes are displayed in the N 3100 displays Verify that the STACKED indicators on both instruments are illuminated Verify that NIBP appears at the top center of the screen similar to the one illustrated in Figure 3 11 29NOV96 06 36 NIBP NIBP DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM Figure 3 11 NIBP Display Note Specific user configurations may result in a different initial display such as NIBP trends dual viewing area etc Turn off both instruments by pressing the ON STANDBY buttons Disconnect the N 3100 from the N 3200 by pressing the docking release button on the rear panel of the N 3200 and sliding the N 3100 off the stack The following safety tests are required 3 4 1 Ground Integrity Test 3 4 2 Electrical Leakage Test 3 4 1 Ground Integrity Test This test verifies the integrity of the N 3200 power cord ground wire from the AC plug and
15. MEAS COMPLETE REMINDER ON ON AUDIBLE ALARM VOLUME 5 5 5 AUDIBLE ALARM REMINDER ON ON ALARM SILENCE PERIOD 60 60 60 INSTRUMENT CONFIG CODE 00 BACK EXIT Figure 4 19 N 3100 UIF Configuration Setting Display Pressing softkey 4 BACK returns you to the N 3100 information submenu and pressing softkey 5 EXIT returns you to the configuration main menu 4 5 1 2 NIBP Configuration Information N 3100 From the N 3100 configuration submenu press softkey 2 N3100 NIBP to display the N 3100 NIBP configuration settings Your screen may have different institutional default and current settings than the one illustrated in Figure 4 20 29NOV95 03 25 CONFIG MODE N 3100 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT NIBP_MODE ADULT ADULT ADULT MEASUREMENT INTERVAL MANUAL MANUAL MANUAL ADULT SYS HIGH LIMIT 240 240 240 ADULT SYS LOW LIMIT 70 70 70 ADULT DIA HIGH LIMIT 210 210 210 ADULT DIA LOW LIMIT 50 50 55 ADULT MAP HIGH LIMIT 225 225 225 ADULT MAP LOW LIMIT 55 55 58 ADULT PR HIGH LIMIT 170 170 170 PAGE COUR BACK EXIT Figure 4 20 N 3100 NIBP Configuration Setting Display Page 1 Current neonate settings are not displayed if the N 3000 is in the adult mode Current adult settings are not displayed if the N 3000 is in the neonate mode 4 14 Section 4 Configuration Mode
16. described in paragraph 3 3 4 Hardware and Software Performance Service Mode Verify the condition by performing the procedures in paragraph 3 3 4 1 Button and Knob Tests and paragraph 3 3 4 3 Printer Tests If the N 3200 fails the printer test replace the Print PCB If it fails the button test replace the Main Button PCB Table 5 5 lists symptoms of problems relating to nonfunctioning displays audible tones or alarms and recommended actions If the action requires replacement of a PCB or module refer to Section 6 Disassembly Guide Table 5 5 Display Audible Problems Condition l Display data is missing or erratic 2 Alarm sounds for no apparent reason Recommended Action If operating in stacked configuration disconnect the N 3200 from the other instruments and reconnect If the condition persists enter the service mode as described in paragraph 3 3 4 Hardware and Software Performance Service Mode Verify the condition by performing the procedures in paragraph 3 3 4 2 Display Tests If the power cycles but there is no display check the display cable connection as indicated in Figure 6 6 If noneof the displays light replacethe UIF PCB If the condition still persists replace the Display PCB If some but not all of the displays light replacethe Display PCB If the condition still persists replace the UIF PCB Moisture or spilled liquids can cause an alarm to soun
17. hold the BACK softkey for at least 3 seconds to return to the test submenu 3 5 Section 3 Performance Verification 3 3 4 2 Display Tests From the test submenu press softkey 2 DISPLAY TEST to display the display test submenu LED GRAPHICS TEST TEST BACK EAT DISPLAY TEST SUBMENU Usethe following procedure to test the N 3200 display 1 Press softkey 1 LED TEST to display the LED test submenu PRINTER BATT IN BATT CHRG PRINT ON OFF USE BACK EXI LED TEST SUBMENU Note If softkey 4 is pressed and held for more than 3 seconds you will go BACK to the test submenu If softkey 5 is pressed you will EXIT to the service mode main menu 2 Press softkey 1 PRINT and verify that the green STACKED indicator next to the PRINT button lights Press the PRINT softkey again and verify that the light goes out 3 Press softkey 2 PRINTER ON OFF and verify that the green PRINTER ON indicator on the left side panel lights Press the PRINTER ON OFF softkey again and verify that the light goes out 4 Press softkey 3 BATT IN USE and verify that the BATTERY IN USE BATTERY LOW indicator on the front panel lights Press the BATT IN USE softkey again and verify that the indicator goes out Note When operating on DC power the BATTERY IN USE BATTERY LOW indicator goes out when the LED TEST softkey is pressed so that this test can be performed 5
18. service manual Refer to the Troubleshooting section of the N 3000 service manual TheN 3200 battery may be discharged To recharge the battery connect the N 3200 to AC power Confirm that the BATTERY CHARGING indicator lights The battery will be fully charged when after powering theunit off and then on again the BATTERY CHARGING indicator does not light The N 3200 may be used with a less than fully charged battery but with a corresponding decrease in operating time from that charge If the battery fails to hold a charge replace as indicated in the Disassembl y Guide section of the N 3200 service manual The N 3200 and N 3000 batteries may be discharged To recharge the batteries connect the N 3200 to AC power Confirm that the BATTERY CHARGING indicator lights The batteries of both instruments will be fully charged when after powering theunit off and then on again the BATTERY CHARGING indicator does not light Section 5 Troubleshooting Table 5 7 Stack Problems Continued Condition Recommended Action 5 When stacked with the Thereis 2596 or less usable charge left on N 3000 BATTERY IN the N 3000 and N 3200 batteries At this USE BATTERY LOW point if possible cease use of the indicator flashes during instruments on battery power connect to DC operation AC power and allow approximately 14 hours to recharge When stacked with the Ensurethat a good docking connection N 3100 only N 320
19. the N 3200 The following tests are designed for an overall assessment of N 3200 operation and safety and should be performed by a qualified service technician The tests can be performed without removing any exterior covers The battery performance and battery recharge tests should be performed before monitor repairs whenever the battery is suspected of being a source of the problem All other tests should be performed whenever the N 3200 is repaired has had its covers removed or has been returned from outside your institution s control If the N 3200 fails to perform as specified in any test repairs must be made before returning the unit to the user 32 EQUIPMENT NEEDED Equipment Description AC power cord Hospital grade Safety analyzer Must meet current AAMI specifications Ndlcor Symphony N 3000 patient monitor N 3100 Software compatible with blood pressure monitor or both The N 3000 and N 3200 N 3100 are optional and necessary only to verify stacked functionality 33 PERFORMANCE TESTS The following tests are used to verify N 3200 performance 3 3 1 Battery Performance 3 3 2 Battery Charge 333 Power Up Performance e 3 3 4 Hardware and Software Performance Service Mode Note Before performing the battery operation test ensure that the battery is fully charged paragraph 3 3 2 3 3 1 Battery Performance Before performing this test ensure that the battery is fully charged paragraph 3 3 2 The N
20. the connection with the chassis ground 1 Configurethe ELECTRICAL SAFETY ANALYZER as follows Function Ground Resistance Test Range mQ milliohms Connect the N 3200 s AC plug tothe analyzer as recommended in the analyzer s operating instructions Connect the analyzer resistance input lead to the grounding stud on the rear panel of the N 3200 Verify that the analyzer indicates 100 mA or less 3 13 Section 3 Performance Verification 3 4 2 Electrical Leakage Test 314 The following chassis source test verifies the low level of electrical leakage current allowed by the N 3200 This test is in compliance with IEC 601 1 and AAMI Standard ESI Paragraph 3 3 1 Chassis Source Current between the power ground and exposed conductive hardware 1 Configure the electrical safety analyzer as follows Function Leakage Range uA microamps Connect the N 3200 AC power cord to the electrical safety analyzer as recommended by the analyzer operating instructions Connect the electrical safety analyzer leakage input lead to the N 3200 s grounding stud on the rear panel The ANALYZER leakage indication must not exceed 100 uA for the following AC power configurations with the monitor on and off AC LINE POWER LINE POLARITY GROUND CABLE Normal Normal Reverse Normal Reverse Open Normal Open SECTION 4 CONFIGURATION MODE 4 1 Introduction 42 Entering the Configuration Mode 43 N 3200 Information 4 4 N 3000 In
21. the error log and operation and power status information 4 4 1 1 UIF Configuration Information N 3000 From page 1 of the N 3000 configuration submenu press softkey 1 N 3000 UIF to display the N 3000 UIF user interface configuration settings FACTORY default settings INSTITUT default settings i e changes your institution has made to the factory default settings and CURRENT settings are displayed Y our screen may have different settings from the one illustrated in Figure 4 10 10JANS6 05 40 CONFIG MODE N 3000 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT PULSE BEEP VOLUME 6 7 7 PRIMARY PULSE SOURCE ECG ECG ECG LATCHING ALARMS OFF OFF AUDIBLE ALARM VOLUME 8 8 8 AUDIBLE ALARM REMINDER ON ON ALARM SILENCE PERIOD 60 90 90 INSTRUMENT CONFIG CODE 03 BACK EXIT Figure 4 10 N 3000 UIF Configuration Setting Display 4 9 Section 4 Configuration Mode Pressing softkey 4 BACK returns you to the N 3000 information submenu and pressing softkey EXIT returns you to the configuration main menu 4 4 1 2 SpO Configuration Information N 3000 From page 1 of the N 3000 configuration submenu press softkey 2 N 3000 SPO2 to display the N 3000 SpO 2 configuration settings Your screen may have different institutional default and current settings from the one illustrated in Figure
22. the following sequence a b The N 3000 emits three consecutively higher pitched beeps All indicators light for a few seconds The left most middle and right displays all indicate 8 8 8 All displays turn off momentarily Digital displays individually light in a scanning or firefly test pattern while the N 3000 power on self test is taking place A single 1 second beep is produced and all displays again illuminate momentarily indicating the automatic power on self test is complete The N 3000 POWER ON indicator is lit The BATTERY CHARGING indicator is also illuminated The displays are blank Verify that the STACKED indicators on both instruments are illuminated Verify that a pleth waveform screen appears similar to the one illustrated in Figure 3 10 The N 3000 SpO2 alarm limits on the right hand side of the screen will equal the current limits as determined by the N 3000 setting 29NOV96 06 36 PLETH A00 pl L 85 PLETH PLETH DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM Figure 3 10 Pleth Waveform 311 Section 3 Performance Verification Note Specific user configurations may result in a different initial display such as ECG respiration dual viewing area etc Turn off both instruments by pressing the ON STANDBY buttons Disconnect the N 3000 from the N 3200 by pressing the docking release button on the rear panel of the N 3200 and sliding the N 3000 off the s
23. 0 exists between the N 3200 and N 3100 operates with BATTERY IN USE BATTERY LOW indicator lighting steadily but N 3100 does not operate 59 SECTION 6 DISASSEMBLY GUIDE 6 1 Introduction 6 2 Fuse Replacement 6 3 Disassembly 6 4 Reassembly 65 Mounting Directions 6 1 INTRODUCTION The N 3200 can be disassembled down to all major component parts induding Tools Required WARNING Before attempting to open or disassemble the N 3200 PCBs lithium battery lead acid battery cables function keys chassis enclosures small flat head screwdriver small Phillips head screwdriver medium Phillips head screwdriver needle nose pliers disconnect the AC power cord from the N 3200 Caution Observe ESD electrostatic discharge precautions when working within the unit Note Some spare parts have a business reply card attached When you receive these spare parts please fill out and return the card 6 2 FUSE REPLACEMENT The N 3200 AC inlet fuse can be accessed from the rear panel 1 Turn the N 3200 off and disconnect the N 3200 from the power cord If you are operating in the stacked configuration remove the N 3200 from the stack 2 Set the N 3200 with the rear panel facing you 61 Section 6 Disassembly Guide 3 Usingthetip of a small flat head screwdriver open the fuse cover as illustrated in Figure 6 1 or if the screwdriver is too large to approach from the top place the screwdriver at an angle
24. 00 sees csset nens 8 1 N 3200 Functional Block Diagram eene S 3 Internal External Bus Connections ee ee AR sse S 4 Display Assembly Block Diagram ees ee ee AA sees S 8 N 3200 Configuration Settings s esses 4 3 N 3000 Configuration Codes sse 4 13 Problem Categories sss sss enn 5 2 Power die eN ett tee eret 5 3 N 3200 Failure Error CodeS iese esse ee esee 5 4 Button Problems cnet ene ee tn emet 5 5 Display Audible Problems e Re AA ee ee ee 5 5 Operational Performance Problems sss 5 6 SLACK Problems rode aie iM 5 8 Printer Jumper Connections s esee 6 14 N 3200 User Correctable Error Messages sss A 1 N 3200 Failure Error CodeS iese esse ee see A 1 N 3200 Internally Corrected Error Codes ssesessssss A 2 SECTION 1 INTRODUCTION 1 1 Manual Overview 12 N 3200 Display Printer Description 13 Related Documents 1 1 MANUAL OVERVIEW This manual contains information for servicing the Nellcor Symphony N 3200 display printer Only qualified service personnel should service this product Before servicing the N 3200 read the operator s manual carefully for a thorough understanding of operation 12 N 3200 DISPLAY PRINTER DESCRIPTION The Nellcor Symphony N 3200 display printer prints and graphically d
25. 3200 by reattaching the three captive screws Figure 6 13 Reconnect the printer motor cable and display cable Figure 6 6 Replace the power supply cable by pressing the connector on the housing Reconnect the top cover ribbon cabletothe UIF PCB and reattach the top cover Figure 6 5 Replace the two bottom chassis screws Figure 6 4 Section 6 Disassembly Guide 16 Load the new printer with a roll of paper as instructed in the printer paper directions for use and in the N 3200 operator s manual 6 4 REASSEMBLY Reassemble the N 3200 by performing the disassembly steps in reverse order 1 Ensurethat all electrical connectors are reinstalled correctly 2 Ensurethat all buttons are seated properly and operate smoothly 6 5 MOUNTING DIRECTIONS The mounting kit included with your N 3200 can be used to mount the N 3200 display printer to a GCX vertical wall Poly Mount While mounted the N 3200 may be stacked with an N 3000 N 3100 or both Note Dono attempt to mount the N 3200 with the Pol y Mount while it is stacked Mount the N 3200 on the Pol y Mount then stack the other instrument s Use the following procedure to mount the N 3200 1 Attach the spacers to the N 3200 and tighten securely 2 Attach the mounting plate to the N 3200 by tightening the screws through the mounting plate to the spacers 3 Slide the mounting plate and N 3200 into the GCX Poly Mount slots as illustrated in Figure 6 20 GCX Poly Mou
26. 4 11 10JAN96 05 41 CONFIG MODE N 3000 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT ADULT SPO2 HIGH LIMIT 100 100 100 ADULT SPO2 LOW LIMIT 85 85 85 ADULT PR HIGH LIMIT 170 170 170 ADULT PR LOW LIMIT 40 40 40 NEONATE SPO2 HIGH LIMIT 95 96 NEONATE SPO2 LOW LIMIT 80 84 NEONATE PR HIGH LIMIT 190 190 NEONATE PR LOW LIMIT 90 90 SpO2 MODE ADULT ADULT ADULT PAGE BACK EXIT DOWN Figure 4 11 N 3000 SpO2 Configuration Setting Display Page 1 Current neonate settings are not displayed if the N 3000 is in the adult mode Current adult settings are not displayed if the N 3000 is in the neonate mode 10JAN96 05 41 CONFIG MODE N 3000 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT SpO2 MODE ADULT ADULT ADULT RCAL TYPE 0 1 PAGE BACK EXIT UP Figure 4 12 N 3000 SpO2 Configuration Setting Display Page 2 Press the PRINT button to print both pages of the configuration setting display 4 4 1 3 ECG Configuration Information N 3000 From page 1 of the N 3000 configuration submenu press softkey 3 N 3000 ECG to display the N 3000 ECG configuration settings Your screen may have different settings from the one illustrated in Figure 4 13 4 10 Section 4 Configuration Mode 10JAN96 06 11 CONFIG MODE N 3000 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT ADULT HR HIGH LIMIT 170 170 160 A
27. 975 Courtabeouf Cedex France Tel 433 01 69 82 14 00 Nellcor Puritan Bennett Germany GmbH Black amp Decker Strasse 28 65510 Idstein Germany Tel 49 6126 5930 Nellcor Puritan Bennett Italia Srl Via dei Tulipani 3 20090 Pieve Emanuele M1 Italy Tel 439 2 90786404 Bennett Technical Services or your local Nellcor Puritan Bennett representative The following are trademarks of Nellcor Puritan Bennett Inc Nellcor Symphony and the Nellcor Puritan Bennett knob configuration TABLE OF CONTENTS List of Figures List of Tables Section 1 Introduction isoine renia ar Re Re ee Ee ER Re aTa AR ee ee ee 1 1 1 1 Manual Overview eeeeeeeee en nennen nnn nnne 1 1 12 N 3200 Display Printer Description sese 1 1 1 3 Related Documents eie ese se se ee ee ER RR RR EE Ee ee ee ee Re nnn renes 1 4 Section 2 Routine Maintenance ee ee ee ee ee Ee ee ee Ee Re ee 2 1 2 11 sGleaniNg ss EE EE ER nite EA stie eo 2 1 22 Periodic Safety and Functional Checks sssssss 2 1 23 Balteri S is N DE EG eise ER nie Pacte rene pers Fere SURE COE ERE 2 1 Section 3 Performance Verification cesses 3 1 3 1 Intradtction s izi ines eh tei EE ester EO OE IE 3 1 32 Equipment Needed eese ene 3 1 33 Performance Tests sesse se EE Gee Re RR ER EE ee ee ee Re nnne rennen 3 1 3 3 1 Battery Performance sees se ese e
28. Bennett Technical Services or your local representative REPLACEMENT LEVEL SUPPORTED The replacement level supported for this product is to the printed circuit board PCB and major subassembly levels Once you isolate a suspected PCB follow the procedures in Section 6 Disassembly Guide to replace the PCB with a known good PCB Check to see if the trouble symptom disappears and the N 3200 passes all performance tests If the trouble symptom persists swap back the replacement PCB with the suspected malfunctioning PCB the PCB that was installed when you started troubleshooting and continue troubleshooting as directed in this section OBTAINING REPLACEMENT PARTS Nellcor Puritan Bennett Technical Services provides technical assistance information and replacement parts To obtain replacement parts contact Nellcor Puritan Bennett Refer to parts by the part names and part numbers listed in Section 7 Spare Parts TROUBLESHOOTING GUIDE Problems with the N 3200 are separated into the categories indicated in Table 5 1 Refer to the paragraph indicated for further troubleshooting instructions 51 Section 5 Troubleshooting Note Taking the recommended actions discussed in this section will correct the majority of problems you will encounter However problems not covered here can be resolved by contacting Nellcor Puritan Bennett Technical Services or your local representative Table 5 1 Problem Categories Problem Area Refer to Par
29. CONFIG Page 1 of the N 3200 information submenu is displayed CONFIG ERROR OPERATION POWER NEXT INFO LOG INFO STATUS PAGE N 3200 INFORMATION SUBMENU Page 1 Refer to paragraph 4 3 N 3200 Information for a discussion of N 3200 configuration settings To return to the service mode main menu press softkey 5 NEXT PAGE From page 2 of the N 3200 information submenu press softkey EXIT 4 16 SECTION 5 TROUBLESHOOTING 5 1 52 53 54 5 5 5 6 5 1 Introduction 5 2 How to Use this Section 5 3 Who Should Perform Repairs 5 4 Replacement Level Supported 5 5 Obtaining Replacement Parts 5 6 Troubleshooting Guide INTRODUCTION This section explains how to troubleshoot the N 3200 if problems arise Tables are supplied that list possible difficulties probable causes and recommended actions to correct the difficulties HOW TO USE THIS SECTION Usethis section in conjunction with Section 3 Performance Verification and Section 7 Spare Parts To remove and replace a part you suspect is defective follow the instructions in Section 6 Disassembly Guide The circuit analysis section in the Technical Supplement offers information on how the N 3200 functions WHO SHOULD PERFORM REPAIRS Only qualified service personnel should open the N 3200 housing remove and replace components or make adjustments If your medical facility does not have qualified service personnel contact Nellcor Puritan
30. DE MAIN MENU Press softkey 8 DISPLAY TOP Verify an audible dick The following submenu is displayed NONE Press softkey 5 NONE The normal mode main menu is displayed again DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM Press softkey 4 DISPLAY BOTTOM Verify an audible dick The following submenu is displayed ew Press softkey 5 NONE The normal mode main menu is displayed DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM 33 Section 3 Performance Verification 9 Press softkey TRENDS ZOOM Verify that a low pitched tone sounds and that the display does not change 3 3 4 Hardware and Software Performance Service Mode 34 The following tests are performed in this section to verify that the N 3200 hardware and software are operating properly 3 3 4 1 Button and Knob Tests 3 3 4 2 Display Test 3 34 3 Printer Tests 3 3 4 4 Audio Tests 3 34 5 Stacked Performance Use of the service mode is required Usethe following procedure to place the instrument in the service mode 1 Toenter the service mode the N 3200 must either be disconnected from other stacked instruments or the other instruments must be turned off The service mode can be accessed while operating from the N 3200 internal battery H owever it is recommended that the N 3200 be connected to AC power while performing the following tests to avoid discharging the battery 2 While
31. DULT HR LOW LIMIT 40 40 40 NEONATE HR HIGH LIMIT 190 190 NEONATE HR LOW LIMIT 90 90 ECG MODE 10 SEC 5 SEC 5 SEC ECG LEAD SELECT ll I T ECG ELF FILTER SELECT OFF OFF OFF ECG PACER FILTER SELECT OFF OFF OFF BACK EXIT Figure 4 13 N 3000 ECG Configuration Setting Display Current neonate settings are not displayed if the N 3000 is in the adult mode Likewise current adult settings are not displayed if the N 3000 is in the neonate mode 4 4 1 4 RESP Configuration Information N 3000 From page 1 of the N 3000 configuration submenu press softkey 4 N 3000 RESP to display the N 3000 RESP configuration settings Your screen may have different settings from the one illustrated below 10JAN96 05 40 CONFIG MODE N 3000 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT ADULT RESP HIGH LIMIT 40 40 40 ADULT RESP LOW LIMIT 4 4 4 ADULT APNEA TIME OUT 20 20 20 NEONATE RESP HIGH LIMIT 80 80 NEONATE RESP LOW LIMIT 20 20 NEONATE APNEA TIME OUT 15 15 RESPIRATION MODE ADULT ADULT ADULT BACK EXIT Figure 4 14 N 3000 RESP Configuration Setting Display Note In the US the parameters ADULT APNEA TIME OUT and NEONATE APNEA TIME OUT displayed on the N 3200 as shown in Figure 4 14 indicate the N 3000 configurations of ADULT RESPIRATION NOISE TIMEOUT and NEONATE RESPIRATION NOISE TIMEOUT respectively 4 4 2 Error Log N 3000 From page 1 o
32. ERATION INFO to display the operational information for the N 3000 10JAN96 05 42 CONFIG MODE N 3000 INSTRUMENT OPERATION INFORMATION INSTRUMENT TYPE N 3000 INSTRUMENT ID 80100001 CONFIGURATION CODE 03 UIF_ SOFTWARE VERSION 3 4 0 001 SpO2 SOFTWARE VERSION 3 3 1 004 TOTAL HOURS OF OPERATION 891 BACK EXIT Figure 4 17 N 3000 Operation Info Display The information displayed is described in the service mode section of the N 3000 service manual It is similar to the N 3200 operation information in paragraph 4 3 3 The type of N 3000 monitor is designated by the CONFIGURATION CODE as defined in Table 4 2 4 12 Section 4 Configuration Mode Table 4 2 N 3000 Configuration Codes ICC Value Monitor Configuration 03 SpO2 only with serial port 07 SpO2 and ECG only with serial port OF SpO2 ECG and respiration with serial port 12 SpO2 only with wired network interface 16 SpO2 and ECG only with wired network interface 1E SpO2 ECG and respiration with wired network interface FF Invalid configuration 4 44 Power Status Information N 3000 From page 1 of the N 3000 information submenu press softkey 4 POWER STATUS to display the power status information for the N 3000 10JAN96 05 48 CONFIG MODE N 3000 POWER STATUS INFORMATION POWER BUS VOLTAGE 15 01 LITHIUM STATUS PASS BACK EXIT Figure 4 18 N 3000 Power Statu
33. NOV95 06 28 CONFIG MODE N 3100 INSTRUMENT OPERATION INFORMATION INSTRUMENT TYPE N 3100 INSTRUMENT ID 02110001 CONFIGURATION CODE 00 SOFTWARE VERSION 2 4 0 003 TOTAL HOURS OF OPERATION 1059 BACK EXIT Figure 4 23 N 3100 Operation Info Display The information displayed is described in the service mode section of the N 3100 service manual It is similar to the N 3200 operation information in paragraph 4 3 3 of this manual 4 15 Section 4 Configuration Mode 4 5 4 Power Status Information N 3100 From the N 3100 information submenu press softkey 4 POWER STATUS to display the power status information for the N 3100 29NOV95 06 33 CONFIG MODE N 3100 POWER STATUS INFORMATION POWER BUS VOLTAGE 12 02 LITHIUM STATUS PASS BACK EXIT Figure 4 24 N 3100 Power Status Display The first line displays the voltage of the power bus and the second line indicates whether the lithium battery needs to be replaced FAIL or not PASS 4 6 ACCESSING CONFIGURATION MODE FROM SERVICE MODE Configuration mode settings can be viewed and changed while in the service mode The service mode is accessed by following the procedures in paragraph 3 3 4 Hardware and Software Performance Service Mode The service mode main menu is displayed after entering the service mode Teer connie ORE SERVICE MODE MAIN MENU From the service mode main menu press softkey 2
34. O2 15 OB 52 50 53 CONFIGURATION CODE 00 2 02 004C 3C54 12 00 44 44 33 SOFTWARE VERSION 1 3 1 010 3 01 007D 3C39 14 00 50 45 52 TOTAL HOURS OF OPERATION 165 4 02 007D BC56 00 00 00 00 00 5 00 0600 0000 00 00 00 00 00 POWER BUS VOLTAGE 14 55 6 00 0700 0000 00 00 00 00 00 LITHIUM STATUS PASS 7 00 0800 0000 00 00 00 00 00 8 00 0900 0000 00 00 00 00 00 9 00 0000 0000 00 00 00 00 00 CONFIGURATION INFORMATION CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT PARAMETER FACTORY INSTITUT CURRENT TIME FORMAT 24 HOUR 24 HOUR RESP VERTICAL SCALE 1 iX DATE FORMAT DDMMMYY DDMMMYY RESP SWEEP SPEED 12 5mm s 12 5mm s LANGUAGE ENGLISH ENGLISH PLETH SWEEP SPEED 25 mm s 25 mm s DISPLAY ZONES 2 2 PRINT ON ALARM ON ON DISPLAY PRIORITY 1 ECG ECG PRINTER POWER ON STATE ON ON DISPLAY PRIORITY 2 PLETH PLETH TREND TIME SCALE 8 hrs 8 hrs VALID KEY TONE ON ON PRINT CONTRAST VALUE 3 10 ECG LEAD SELECT TT II ECG VERTICAL SCALE 1 1X ECG SWEEP SPEED 25 mm s 25 mm s Figure 4 8 N 3200 Configuration Mode Printout 4 3 6 Reset to Factory Defaults N 3200 RESET TO SET NEXT EXIT FACT DFLT RTC PAGE N 3200 INFORMATION SUBMENU Page 2 From page 2 of the N 3200 information submenu press softkey 1 RESET TO FACT DFLT to return all configuration mode parameters to their factory default settings Three beeps indicate that the process is complete 4 3 7 Real time Clock Information N 3200 To set the real time clock RTC from
35. ORMATION Configuration settings for an attached active N 3000 may be displayed and printed by the N 3200 From the configuration main menu press softkey 1 N 3000 The N 3000 information submenu is displayed CONFIG ERROR OPERATION POWER EXIT INFO LOG INFO STATUS N 3000 INFORMATION SUBMENU 4 4 1 Configuration Information N 3000 Note Refer tothe N 3000 service manual for a more detailed discussion of N 3000 configuration settings From the N 3000 information submenu press softkey 1 CONFIG INFO to access the N 3000 configuration submenu The submenu displayed depends on 48 Section 4 Configuration Mode the model of N 3000 you have If the N 3000 measures SpO2 but not ECG the following submenu is displayed N3000 N3000 Back EXT N 3000 CONFIGURATION SUBMENU SPO2 If the N 3000 measures SpO2 and ECG the following submenu is displayed OE TE TORRE Tome o N 3000 CONFIGURATION SUBMENU SPO2 ECG If the N 3000 measures SpO2 ECG and RESP the following submenus is displayed N3000 N3000 N3000 N3000 NEXT UIF SPO2 ECG RESP PAGE N 3000 CONFIGURATION SUBMENU SPO2 ECG RE SP Page 2 of the SpO2 ECG and RESP submenu allows you to back up one submenu or exit BERE BACK EXIT N 3000 CONFIGURATION SUBMENU SPO2 ECG RESP Pressing the PRINT button anytime after accessing the N 3000 configuration submenu prints all configuration settings
36. TEST BACK Figure 3 5 Waveform Test Display 37 Section 3 Performance Verification 10 Press softkey 3 TEXT TEST to display all available text characters Verify that the screen is similar to the one illustrated in Figure 3 6 29MAR96 06 38 SERVICE MODE Covere HoRser pep HITS ath L oar Igo amp 10123456789 lt el b CE FGHUKTMNOPORSTUVWAVZIT AT EALE ages amp 8c eeiii E 1 uyou e iml oH Hits Erol rilal Porras v amp enbegezszs J 359 PIXEL WAVEFORM TEXT TEST TEST TEST RACK EXIT Figure 3 6 Text Test Display 11 Press the BACK softkey to return to the display test submenu Press it again to return to the test submenu 3 3 4 3 Printer Tests From the test submenu press softkey 3 PRINTER TEST to display the printer test submenu WAVEFORM WAVEFORM TEXT TEXT TEST TEST TEST BACK EXIT PRINTER TEST SUBMENU Ensurethat the PRINTER ON indicator on the left side panel is on If not press the PRINTER ON OFF button Use the following procedure to test the N 3200 printer 1 Press softkey 1 WAVEFORM TEXT TEST Verify that a list of ASCII characters and a sample waveform print as illustrated in Figure 3 7 31JUN96 4 44 PM SERVICE MODE TEST SAMPLE O vere BoE P rs 421 qg8 tio LeAY HSZ x 0123456789 PRINTER TESTI lt gt ABCDEF GHI JKLMNO PORSTUUUXVZ b PRINTER TEST act EM MP
37. agraph 1 AC Power Nopower up Fails power on self test 2 Error Codes 3 Buttons e N 3200 does not respond properly to the knob or buttons 4 Display Audible Display does not respond properly Audibletones do not sound properly are generated without apparent cause or are not properly generated in other stacked instruments 5 Operational Display appears to be operational but data is not displayed Suspect readings Faulty printer operation 6 Stacked Operation e N 3200 not communicating properly with other instruments Each of the categories in Table 5 1 are discussed in paragraphs 5 6 1 through 5 6 6 52 5 6 1 Power 5 6 2 Error Codes Section 5 Troubleshooting Most AC power problems result in no response when the ON STANDBY button is pressed Refer to Table 5 2 Table 5 2 Power Problems Condition Recommended Action 1 When operating on 1 Ensurethat the power cord is plugged into an AC power the operational AC outlet and the N 3200 N 3200 fails to power up when the 2 Ensurethat the AC power switch on the rear ON STANDBY panel is on press theright side of the rocker button is pressed switch Check the AC inlet fuse The fuse is accessible from the rear panel as indicated in paragraph 6 2 of the Disassembly Guide section Replace if necessary If the monitor still fails to operate check the power supply cable to the UIF PCB as indicated in paragraph 6 3 If t
38. as described in Section 3 Performance Verification paragraph 3 3 4 Perform the electrical safety tests listed in Section 3 Performance Verification paragraph 3 4 5 Inspect the fuses for proper value and rating battery fuse 2 5 amp slow blow 5 x 20mm AC inlet fuse 2 0 amp slow blow 5 x 20mm as discussed in paragraphs 6 2 AC inlet fuse and 6 3 battery fuse If the N 3200 has any damage or illegible labeling or if it fails to perform any of the tests or has improper fuse values the repairs or corrections must be made before the N 3200 is returned to the user Contact Nellcor Puritan Bennett s Technical Services Department or your local Nellcor Puritan Bennett representative for further assistance Nellcor Puritan Bennett recommends replacing instrument batteries every 2 years To replace the batteries refer to Section 6 Disassembly Guide Follow local governing ordinances and recycling instructions regarding disposal or recycling of battery or other device components If the N 3200 is to be stored and not used for more than 30 days you may ensure that the battery remains fully charged by connecting it to a functional AC outlet with the unit turned on and the AC power switch on the rear panel in the ON position SECTION 3 PERFORMANCE VERIFICATION 3 1 Introduction 32 Equipment Needed 3 3 Performance Tests 3 4 Safety Tests 3 1 INTRODUCTION This section describes performance verification and safety testing for
39. ce 2 Ensurethat the monitor is off and that the AC power switch on the rear panel is on Verify that the BATTERY CHARGING indicator is lit E 3 Chargethe battery for at least 14 hours 3 3 3 Power up Performance 1 Donot stack any monitors on the N 3200 2 Connect the N 3200 to a suitable AC power source 3 2 Section 3 Performance Verification Ensure that the AC power switch on the rear panel is on Observe the N 3200 front panel With the instrument off press the ON STANDBY button In order to successfully complete the self test the N 3200 must perform the following sequence a TheN 3200 emits three consecutively higher pitched beeps and the POWER ON indicator lights b TheSTACKED and BATTERY IN USE BATTERY LOW indicators light for a few seconds and then turn off The POWER ON indicator BATTERY CHARGING indicator and PRINTER ON indicator remain lit During the self test the following items are displayed on the screen illustrated in Figure 3 1 e The current date and time are indicated in the upper left hand corner The date and time can be changed using the configuration mode as described in section 4 e NELLCOR is displayed in the center of the screen The software version number is displayed on a single line beneath the Nellcor name Cc At the completion of the self test the above items are displayed along with the following menu DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM NORMAL MO
40. d Allow the N 3200 to dry thoroughly before using 5 5 Section 5 Troubleshooting Table 5 5 Display Audible Problems Continued Condition Recommended Action 3 N 3200 responds to 1 Enter the service mode as described in button press but tone paragraph 3 3 4 Hardware and Software fails to sound Performance Service Mode Verify the condition by performing the procedures in paragraph 3 3 4 1 Button and Knob Tests and paragraph 3 3 4 4 Audio Tests If the condition still persists replace the UIF PCB 5 6 5 Operational Performance 56 Table 5 6 lists symptoms of problems relating to operational performance no error messages displayed and recommended actions If the action requires replacement of a PCB or module refer to Section 6 Disassembly Guide Table 5 6 Operational Performance Problems Condition Recommended Action 1 The display appearsto 1 Disconnect the N 3200 from the other be operational but the instruments and reconnect readings are suspect or v nonexistent Stacked Perform the verification procedures instruments are described in paragraph 3 3 3 Power up operating properly Performance and paragraph 3 3 4 Hardware and Software Performance Service Mode to see if the problem can be localized If the condition still persists replace the UIF PCB Section 5 Troubleshooting Table 5 6 Operational Performance Problems Continued Condition Recommended Action 2 Th
41. e ee EE eese 3 1 3 3 2 Battery Charge uie ee ee Ak Ke ee RA ek AA ee Re a 3 2 3 8 8 Power up Performance sese 3 2 334 Hardware and Software Performance Service Mode 3 4 3 3 4 1 Button and Knob Tests sees ee eek EE EE essen 3 5 3 3 4 2 Display Test repere eee erret kass 3 6 3 39 43 Printer Tests sitate ee rec tree ram e e Pr de s 3 8 3 3 4 4 Audio Tests es se ee ee ee Ke RR RR ER EE ee ee nen 3 9 3 3 4 5 Stack Performance N 3000 ee ee ee ee ee ee ee ee 3 10 3 3 4 6 Stack Performance N 3100 eie eie ee ee see ee ee ee 3 12 34 Asalely eStS tani n enatis tti DA Ee EE ER 3 3 13 3 4 1 Ground Integrity Test iese ee RA esse 3 13 3 4 2 Electrical Leakage Test eese 3 14 Section 4 Configuration Mode sss 4 1 4 1 Introduction aee EE terere i e Pb E rt a 4 1 42 Entering the Configuration Mode ee ee Ke ee ee RR ee 4 1 43 N 3200 Information se ee ee ee RR EE EE ee ee Re nennen d 2 4 3 1 Configuration Information N 3200 ee ee ss 4 2 4 3 2 Error Log N 3200 ee ee ee se Gee Re aea aa ee ee ee 4 5 4 3 3 Operation Information N 3200 eesssssss 4 6 4 3 4 Power Status Information N 3200 esee 4 6 4 3 5 Printing N 3200 Configuration Mode Information 4 7 4 3 6 Reset to Factory Defaults N 3200 ss ss 4 7 4 3 7 Real time C
42. e printer does not Ensurethat the POWER ON and respond when PRINT PRINTER ON indicators are lit before button is pressed attempting to print If operating on DC power the printer will not print if the battery is low Recharge if necessary If theprinter will not print while operating on AC power enter the service mode as described in paragraph 3 3 4 Hardware and Software Performance Service M ode Verify the condition by performing the procedures in paragraph 3 3 4 3 Printer Tests Using the procedures in paragraphs 6 3 and 6 3 8 ensure that the printer ribbon cable and printer motor cable are connected to the proper connector Ensure the jumper on J 8 of the UIF board matches your printer as described in paragraph 6 3 8 Table 6 1 Reassemble the N 3200 If the printer still does not respond replace the Printer Button PCB as instructed in paragraph 6 3 3 If the printer still does not respond replace the printer as indicated in paragraph 6 3 8 3 Theprinter jams during 1 Ensure that the paper is loaded according printing to the instructions in the paper directions for use and the operator s manual The paper may jam if only a small amount of paper is left on the roll Replace the paper roll If the paper continues to jam replace the printer as indicated in paragraph 6 3 8 57 Section 5 Troubleshooting 5 6 6 Stacked Operation Table 5 7 lists symptoms and recommended actions for p
43. eturn address and RGA number if applicable REPACKING IN A DIFFERENT CARTON If theoriginal carton is not available 1 2 Place the N 3200 in a plastic bag Locate a corrugated cardboard shipping carton with at least 200 pounds per square inch psi bursting strength Fill the bottom of the carton with at least 2 inches of packing material Place the bagged unit on the layer of packing material and fill the box completely with packing material Seal the carton with packing tape Label carton with shipping address return address and RGA number if applicable SECTION 9 SPECIFICATIONS 9 1 General 92 Electrical 9 3 Physical Characteristics 9 4 Environmental 9 5 Factory Default Settings 9 1 GENERAL Designed and tested to meet the requirements of UL 2601 1 and I EC 601 1 Designed and tested to meet the immunity requirements of EC 801 2 3 4 and 5 and MIL STD 461D RS101 and CS114 Designed and tested to meet the emissions requirements of CISPR 11 EN55011 Class B and MIL STD 461D RE 101 9 2 ELECTRICAL Input Voltage Fuses Battery fuse AC inlet fuse Lead acid Battery Operating time Recharge period 9 3 PHYSICAL CHARACTERISTICS Dimensions Weight 94 ENVIRONMENTAL Operating Temperature Storage Temperature unboxed Storage Temperature boxed Paper Storage Temperature Operating Altitude 12V DC AC input 100 240V 50 60 Hz 2 5 A 250 V slow blow 5 x 20mm 2 0 A
44. f the N 3000 information submenu press softkey 2 ERROR LOG to display the error log for the N 3200 Y our screen may have different error information from the one illustrated in Figure 4 15 411 Section 4 Configuration Mode 29NOV95 11 45 CONFIG MODE N 8000 ERROR LOG INFORMATION COUNT TIME ERROR CODE INSTANCE 0 01 01B8 3C39 00 39 FF FF FF 1 01 01C9 3C35 18 07 01 62 32 2 03 024B BCF3 08 2C 4D 4F 44 3 03 024B BC60 45 55 49 46 43 4 00 02A9 3C35 25 4D 1F 39 A8 5 00 0000 0000 00 00 00 00 00 6 00 0000 0000 00 00 00 00 00 7 00 0000 0000 00 00 00 00 00 8 00 0000 0000 00 00 00 00 00 PAGE BACK EXIT DOWN Figure 4 15 N 3000 Error Log Display Page 1 Press softkey 2 PAGE DOWN to display page 2 of the error log display 29NOV95 11 47 CONFIG MODE N 3000 ERROR LOG INFORMATION COUNT TIME ERROR CODE INSTANCE 8 00 0000 0000 00 00 00 00 00 9 00 0000 0000 00 00 00 00 00 PAGE BACK EXIT UP Figure 4 16 N 3000 Error Log Display Page 2 The N 3000 error log contains information similar to the N 3200 error log described in paragraph 4 3 2 The information can by used by Nellcor Puritan Bennett Technical Services personnel to analyze N 3000 problems 4 4 3 Operation Information N 3000 From page 1 of the N 3000 information submenu press softkey 3 OP
45. fal NELLCOR PURITAN BENNETT SERVICE MANUAL Nellcor Symphony N 3200 Display Printer To contact Nellcor Puritan Bennett s representative In the United States call 1 800 NELLCOR or 510 463 4000 outside the United States call your local Nellcor Puritan Bennett representative Caution Federal law U S restricts this device to sale by or on the order of a physician 0123 1996 Nellcor Puritan Bennett Incorporated All rights reserved 035073A 1096 Corporate Headduarters Nellcor Puritan Bennett nc 4280 Hacienda Drive Pleasanton California 94588 U S A Tel 510 463 4000 or 1 800 N ELLCOR U S Service Repair Center Nellcor Puritan Bennett Inc 2391 F enton Street Chula Vista California 91914 U S A Tel 619 482 5000 European Office Nellcor Puritan Bennett Europe BV Hambakenwetering 1 5231 DD s H ertogenbosch The Netherlands Tel 31 73 6485200 Asia Pacific Office Nellcor Puritan Bennett HK Ltd Room 1602 E vergo House 38 Gloucester Road Wanchai Hong Kong Tel 4852 2529 0363 To obtain information about a warranty if any for this product contact Nellcor Puritan Regional Local Offices Nellcor Puritan Bennett UK Ltd 10 Talisman Business Centre London Road Bicester Oxfordshire OX6 0J X United Kingdom Tel 444 1869 322700 Nellcor Puritan Bennett Belgium NV SA Interleuvenlaan 62 8 Zone 2 B 3001 Heverlee Belgium Tel 432 16 400467 Nellcor Puritan Bennett France 91
46. formation 45 N 3100 Information 4 6 Accessing Configuration Mode from Service Mode 4 1 INTRODUCTION This section discusses use of the configuration mode to configure power on default values and the service mode to test identify and correct N 3200 difficulties 42 ENTERING THE CONFIGURATION MODE The configuration mode can be used to display or print the N 3200 or another stacked instrument s error code log operational information and power status Additionally the configuration mode allows displaying changing and printing of N 3200 real time clock settings The configuration mode can be used to change power on default configuration settings for the N 3200 only It also allows you to reset all N 3200 power on default settings to their original factory values The N 3200 can enter the configuration mode while it is operating in a stacked configuration with other instruments as long as the other instruments are turned on and not in the service mode Usethe following procedure to enter the configuration mode 1 While the N 3200 is turned off simultaneously press both the FREEZE and PRINT buttons and press and release the ON STANDBY button Release the FREEZE and PRINT buttons after the ON STANDBY has been released 2 Youare now in configuration mode The configuration mode main menu is displayed as illustrated in Figure 4 1 If an N 3000 or N 3100 is not stacked with the N 3200 the corresponding menu item will be bla
47. he UIF PCB illustrated in Figure 6 17 Disconnect the printer cable from the printer button PCB illustrated in Figure 6 11 Pull theUIF PCB straight up to remove as illustrated in Figure 6 15 Figure 6 15 Removing UIF PCB 6 11 Section 6 Disassembly Guide 6 3 7 Replacing the Lithium Battery Complete the procedures in paragraph 6 3 6 1 Locatethe 3 volt lithium battery on the UIF board Figure 6 16 Lithium battery 31 9 C Spring clip UIF board Figure 6 16 Removing Lithium Battery 2 Slidethe battery from underneath the spring dip Do not dispose of the lithium battery by placing it in the regular trash Follow local governing ordinances and recyding instructions regarding disposal or recycling of batteries or return it to Nellcor Puritan Bennett Technical Services for disposal 3 Replacethe battery observing correct polarity positive terminal up 6 3 8 Replacing the Printer Complete the procedures in paragraph 6 3 l Loosenthethree power supply captive screws as indicated in Figure 6 13 2 Removethe power supply 3 Turn the N 3200 upside down and remove the two Phillips head screws holding the printer to the base 6 12 Section 6 Disassembly Guide 4 TurntheN 3200 back over and release the printer ribbon cable from the UIF PCB by grasping both ends of cable connector J 10 on the UIF PCB and lifting away from the PCB as illustrated in Figure 6 17
48. he connection is good replacethe UIF PCB If the condition persists replace the Power On Button PCB When operating on 1 Attempt to operate the instrument on AC power DC power the If it fails to operate on AC perform the N 3200 fails to procedures listed above in Condition 1 If theunit power up when the operates properly on AC fully recharge the ON STANDBY battery as instructed in paragraph 3 3 2 button is pressed If the condition persists check the battery fuse as indicated in paragraph 6 3 line 8 Replace if necessary If the condition persists replacethe lead acid battery When thereis a problem within the N 3200 an error code may be displayed on the screen Error codes correspond to messages that indicate what part of the instrument is at fault When an error code appears the first step should always beto turn the N 3200 off and then back on again If the error code persists take the recommended action listed in Table 5 3 For additional information concerning error codes refer tothe appendix 53 Section 5 Troubleshooting Table 5 3 N 3200 Failure Error Codes Recommended Action 106 113 114 175 pres theUIF PCB as indicated in paragraph 176 179 189 6 3 6 l Turn off the monitor and replacethe lithium battery as indicated in paragraph 6 3 7 2 If theerror code still appears turn the monitor off and replace the UIF PCB as indicated in paragraph 6 3 6 159 178 191 1 Usethe service m
49. ie PRINTER TEST yet ecueasadceest Hi eesebungouceun fiee r XX N ML tH Lilea n E elke ri ul F anrnzouvaeenoogen ETIESE LE Figure 3 7 Waveform Text Test Printout Note Whilethetest is printing a blank screen is displayed with PRINT IN PROGRESS written along the bottom of the screen To abort the test in progress press softkey 5 ABORT 38 Section 3 Performance Verification 2 Press softkey WAVEFORM TEST Verify that a sample waveform prints as illustrated in Figure 3 8 31JUN96 4 44 PM SERVICE MODE TEST SAMPLE EIE EE EIER EI PRINTER TEST PRINTER TEST PRINTER TEST Figure 3 8 Waveform Test Printout 3 Press softkey 23 TEXT TEST Verify that a list of ASCII characters prints as illustrated in Figure 3 9 9AUG96 16223 OOverd Bo B25 esp 41 q8 ti LeAY 4 28 x 0123456789 lt gt ABCDEF GHIJKLMNO PORSTUUWXVZ X abe PRINTER TEST defghijklmnopgrstuuw PRINTER TEST xyz acueasadceess PRINTER TEST TiAAEMESosaUgOUce Rs SL 6GAN22 4 144 mV J diall S I3 HI UE Ht ege ri al Fianrnzeuveenoogen IE ELE Figure 3 9 Text Test Printout 4 Press the BACK softkey to return to the test submenu 3 3 4 4 Audio Tests From the test submenu press softkey 4
50. in Button PCB Complete the procedures in paragraphs 6 3 2 and 6 3 3 1 Removethe eight screws securing the main button PCB tothe front panel as shown in Figure 6 12 Main button PCB Main buttons Front panel frame Figure 6 12 Removing Main Button PCB 2 Removethe main button PCB from the front panel frame 3 Removethe main buttons from the main button PCB 6 3 5 Replacing the Lead Acid Battery Complete the procedures in paragraph 6 3 1 Loosen the three power supply captive screws as indicated in Figure 6 13 6 9 Section 6 Disassembly Guide 2 Removethe battery and power supply Power supply Screws Battery connector Figure 6 13 Removing Power Supply 3 Disconnect the battery connector from the battery as illustrated in Figure 6 14 Slidethe battery away from the power supply The lead acid battery is recyclable Do not dispose of battery by placing it in the regular trash Follow local governing ordinances and recyding instructions regarding disposal or recyding of battery or return to Nellcor Puritan Bennett Technical Services for disposal Battery connector Power supply Battery Figure 6 14 Removing Lead Acid Battery 6 10 Section 6 Disassembly Guide 6 3 6 Removing the UIF PCB Complete the procedures in paragraph 6 3 1 2 Remove the three power supply screws as indicated in Figure 6 13 Remove the battery and power supply Disconnect the printer ribbon cable from t
51. ip screwdriver Note When reattaching the display cable to the UIF PCB route the cable around the side of the UIF PCB and placethe wires underneath capaditor C77 and the printer cableas illustrated in Figure 6 9 C77 UIF PCB Figure 6 9 Reattaching Display Cable 6 3 2 Removing the Power On Button PCB Complete the procedures in paragraph 6 3 1 6 7 Section 6 Disassembly Guide 1 Remove the three screws holding the power on button PCB to the front panel frame as shown in Figure 6 10 Encoder ribbon Power on button PCB Figure 6 10 Removing Power On Button PCB 2 Disconnect the encoder ribbon from the power on button PCB Press down on the 1 connector as illustrated by the black arrow in Figure 6 10 while pulling up on the ribbon 3 Removethe power on button PCB from the front panel assembly t may be necessary to use a flat tip screwdriver to gently pry the PCB from the connectors 6 3 3 Removing the Printer Button PCB Complete the procedures in paragraph 6 3 1 1 Disconnect the printer cable from the main button PCB as illustrated in Figure 6 11 Printer button PCB Printer buttons Switch plate Printer cable Front panel frame Figure 6 11 Removing Printer Button PCB 6 8 Section 6 Disassembly Guide 2 Slidethe switch plate away from the printer button PCB 3 Removethe printer buttons from the printer button PCB 6 34 Removing the Ma
52. isplays data collected by other Ndlcor Symphony monitors The N 3200 is intended for use with adult pediatric or neonatal patients in all hospital areas and hospital type facilities The N 3200 is not intended to operate independently It displays waveforms trends and other data associated with given parameters monitored by a Ndlcor Symphony N 3000 patient monitor and or a Ndlcor Symphony N 3100 blood pressure monitor The physical and operational characteristics of the N 3200 are described in the operator s manual and Section 9 Specifications of this manual Figures 1 1 and 1 2 depict the International and North American front panels of the N 3200 and names of its displays and controls Note All graphics in this manual relevant to the N 3200 are depicted in the International symbol format Refer to your operator s manual and Figures 1 1 and 1 2 of this manual for applicable translations Section 1 Introduction 15 14 13 12 11 10 9 8 7 6 Figure 1 1 N 3200 Front Panel International 1 Display area 9 FREEZE button 2 Control knob 10 Quick Reference Cards 3 ON STANDBY button 11 Softkey 5 4 POWER ON indicator 12 Softkey 4 5 BATTERY IN USE BATTERY LOW indicator 13 Softkey 3 6 BATTERY CHARGING indicator 14 Softkey 2 7 STACKED indicator 15 Softkey 1 8 PRINT button Fig
53. lock Information N 3200 4 7 4 4 N 3000 Information aa a ER aaa a a ER nnn 4 8 4 4 1 Configuration Information N 3000 s ss 4 8 4 4 1 1 UIF Configuration Information N 3000 4 9 4 4 1 2 SpO2 Configuration Information N 3000 4 10 4 4 1 3 ECG Configuration Information N 3000 4 10 4 4 1 4 Resp Configuration Information N 3000 4 11 4 4 2 Error Log N 3000 raer eaat ratae a eraa essere 4 11 443 Operation Information N 3000 ccccsseeeeseseeeeeeeees 4 12 444 Power Status Information N 3000 eeeee 4 13 4 5 N 3100 Information ee ees es ee ee ee Ee ER EE EE ER ee ee Re nnn 4 13 4 5 1 Configuration Information N 3100 4 13 4 5 1 1 UIF Configuration Information N 3100 4 14 4 5 1 2 NIBP Configuration Information N 3100 4 14 Table of Contents 45 2 Error Log N 3 TOO sisie sek bevel See Eg Ee Gl at EEN Ge EG bee Ge ch 4 15 4 5 3 Operation Information N 3100 ss esses 4 15 4 5 4 Power Status Information N 3100 eee 4 16 46 X Accessing Configuration Mode from Service Mode 4 16 Section 5 Troubleshooting sse eee 5 1 5 1 idee Deo AE A A E 5 1 52 How
54. n Press softkey 1 TEST to display the test submenu BUTTON DISPLAY PRINTER AUDIO EXIT KNOB TEST TEST TEST TEST TEST SUBMENU 3 3 4 1 Button and Knob Tests From the test submenu press softkey 1 BUTTON KNOB TEST to display the button knob test screen 29MAR96 06 36 SERVICE MODE FREEZE KNOB 0 PRINT PAPER FEED PRINTER ON OFF SOFTKEY 1 SOFTKEY 2 SOFTKEY s SOFTKEY 4 SOFTKEY 5 BACK EXIT Figure 3 3 Button Knob Test Screen Use the following procedure to test the N 3200 buttons and knob 1 Press softkey 1 and verify that SOFTKEY 1 is highlighted Press SOFTKEY 1 again and verify that the highlight disappears Repeat the procedure for softkeys 2 through 5 Note If softkey 4 is pressed and held for more than 3 seconds you will go BACK tothe test submenu If softkey 5 is pressed and held for more than 3 seconds you will EXIT tothe service mode main menu Press the FREEZE button on the front panel and verify that the word FREEZE on the display is highlighted indicating that the button is operational Press the FREEZE button again and verify that the highlight disappears Repeat the procedure for the PRINT PRINTER ON OFF and PAPER FEED button Turn the knob clockwise to increase the K NOB count on the display from 4 0 to 127 and counterclockwise to 128 indicating proper operation of the knob Press and
55. nk Note If after entering a submenu no buttons are pressed and the knob is not turned for 10 seconds the N 3200 will return to this main menu 12DEC95 09 26 CONFIG MODE N 3000 N 3100 N 3200 Figure 4 1 Configuration Mode Main Menu 4 1 Section 4 Configuration Mode To exit the configuration mode power down by pressing the ON STANDBY button If no buttons are pressed and the knob is not turned for 5 minutes while the N 3200 is in the configuration mode the N 3200 will power down automatically Paragraph 4 3 discusses use of the configuration mode to display change and print N 3200 configuration information Paragraphs 4 4 and 4 5 discuss procedures used to display and print configuration settings for the N 3000 and N 3100 respectively 43 N 3200 INFORMATION From the configuration main menu press softkey 8 N 3200 Page 1 of the N 3200 information submenu is displayed CONFIG ERROR OPERATION POWER NEXT INFO LOG INFO STATUS PAGE N 3200 INFORMATION SUBMENU Page 1 Press softkey 5 NEXT PAGE to display page 2 of the N 3200 information submenu RESET TO SET NEXT FACT DFLT RTC PAGE EAN N 3200 INFORMATION SUBMENU Page 2 4 3 1 Configuration Information N 3200 From page 1 of the N 3200 information submenu press softkey 1 CONFIG INFO to display the current configuration settings for the N 3200 Y our screen may have different ins
56. nt Spacer Mounting plate Figure 6 20 Mounting to the GCX Poly Mount 6 15 SECTION 7 SPARE PARTS 7 1 Introduction 7 1 INTRODUCTION Spare parts along with corresponding part numbers are shown below Numbers in parentheses correspond to the callouts in Figure 7 1 Description Module power supply complete Cover docking connector Battery lead acid 12 V 2 AH PCB upper docking connector Cable 012 CKT ribbon docking UIF Cover top display printer without upper docking PCB PCB UIF EL Cover bottom display printer plastic onl Encoder with flexibletype cable PCB power on on standby button Knob control Panel front display printer with LED lenses and window Buttons set of 2 printer control Base display printer mounting plate Bracket instruction card PCB main button PCB display electroluminescent Door printer with latch and window 030693 Printer thermal complete 901794 Holder printer paper with paper extractor and retainer 030594 AC inlet 034052 Cable 002 CKT UIF Displa 033259 Button on standb 030587 Buttons control set of 7 International 032978 PCB printer button SP 031296 Bar cutter printer paper 030592 Axle printer paper door 030466 Actuator slider printer paper release 033185 Buttons control set of 7 NA Not Pictured Accessory paper 10 rolls Battery lithium 3v small 12mm Fuse AC inlet 2 0 A slow blow 5 x 20mm Fuse battery 2 5 A slow blow
57. ode to reset the institutional default values to factory default values as discussed in paragraph 4 3 6 If theerror code still appears turn off the monitor and replacethe UIF PCB 112 177 183 186 1 If the STACKED indicator is not lit turn all units in the stack off and then on again If the error code still appears after turning the units off and back on call Nellcor Puritan Bennett Technical Services or your local representative 192 195 196 Verify compatibility of software as discussed in Section 4 of the N 3000 or N 3100 service manuals If the error code still appears verify compatibility of the ROMs by calling Nellcor Puritan Bennett Technical Services or your local representative Table 5 4 lists symptoms of problems relating to nonresponsive buttons and recommended actions If the action requires replacement of a PCB refer to Section 6 Disassembly Guide 5 6 3 Buttons 54 Section 5 Troubleshooting Table 5 4 Button Problems 1 The N 3200 turns on 1 Enter the service mode as described in but does not respond to any other button 2 The N 3200 turns on but does not respond tothe PRINT button 5 6 4 Display Audible paragraph 3 3 4 Hardware and Software Performance Service Mode Verify the condition by performing the procedures in paragraph 3 3 4 1 Button and Knob Tests If the N 3200 fails the button test replace the Main Button PCB Enter the service mode as
58. on main menu Rotate the knob to highlight individual institutional configuration settings If you wish to change a default setting first highlight it then press softkey 23 SELECT The select configurable setting submenu is displayed v A RESET TO SET CANCEL SELECT CONFIGURABLE SETTING SUBMENU Press the up and down arrow softkeys 4 4 amp or rotate the knob to scroll through the institutional default settings for the parameter selected All possible settings for each parameter are listed and described in Table 4 1 Press the SET softkey to select the highlighted default setting and return to the configuration information display Pressing the CANCEL softkey returns you to the configuration information display without changing any settings Pressing the RESET TO FACT DFLT softkey sets the highlighted parameter to the factory default setting as indicated in the FACTORY column of the display Table 4 1 N 3200 Configuration Settings Factory Setting and Description Default Institutional Default Selections Setting Time format format used to HH MM SS HH MM SS 12 or 24 hour display time on the screen 24 hour Date format format used to DD MMM DD MMM YYY DD MM YY display time on the screen MM DD YY Language language used English English French German Italian for display Spanish Portuguese Dutch Display zones number of 2 lor2 parameters that can be displayed simultaneously 4 3
59. or use a smaller screwdriver i m n Figure 6 1 Removing the Fuse Cover 4 Usethe screwdriver tip to remove the fuse holder by pulling straight out from the N 3200 as illustrated in Figure 6 2 Fuse orientation guides Figure 6 2 Removing the Fuse Holder 6 2 Section 6 Disassembly Guide 5 Removethefuse from the fuse holder and replacethe fuse with one of the same value and rating 2 0 amp 250 volt slow blow 5 x 20mm as illustrated in Figure 6 3 Fuse holder Fuse Figure 6 3 Fuse Replacement 6 Replace the fuse holders and fuses in the N 3200 All fuse orientation guide arrows should point tothe right 7 Close the fuse cover firmly 6 3 DISASSEMBLY 1 Turn the N 3200 off and disconnect the N 3200 from the power cord If you are operating in the stacked configuration remove the N 3200 from the stack 6 3 Section 6 Disassembly Guide 2 Turn the N 3200 upside down and completely loosen the two 3 inch Phillips head screws that secure the bottom of the unit to the top cover as illustrated in Figure 6 4 3 inch screws Figure 6 4 Removing Bottom Chassis Screws 3 Turn the N 3200 right side up and facing you 4 Removethe top cover as illustrated in Figure 6 5 by first lifting away the rear of the cover from the N 3200 then disconnecting the hinges on the front of the cover 5 Removethe power supply cable from the UIF PCB 6 Disconnect the top co
60. play Page 2 sss esses 4 3 4 4 Error Log Display Page 1 eme 4 5 4 5 Error Log Display Page 2 eese 4 5 4 6 N 3200 Operation Info Display esse ee ek AA eee 4 6 4 7 N 3200 Power Status Display eise ed se ee AR Re RA AA ee ee 4 6 4 8 N 3200 Configuration Mode Printout iese see se ee ek ee ee AA ee ee 4 7 4 9 IN 3200 R TO Display iini lr cer ree e Pte Bee ee 4 8 4 10 N 3000 UIF Configuration Setting Display esses 4 9 4 11 N 3000 SpO Configuration Setting Display Page 1 4 10 4 12 N 3000 SpO Configuration Setting Display Page 2 4 10 4 13 N 3000 ECG Configuration Setting Display sss 4 11 4 14 N 3000 Resp Configuration Setting Display sss 4 11 4 15 N 3000 Error Log Display Page 1 4 12 4 16 N 3000 Error Log Display Page 2 see 4 12 4 17 N 3000 Operation Info Display see 4 12 4 18 N 3000 Power Status Display sse 4 13 4 19 N 3100 UIF Configuration Setting Display sess 4 14 4 20 N 3100 NIBP Configuration Setting Display Page 1 4 14 4 21 N 3100 NIBP Configuration Setting Display Page 2 4 15 4 22 N 3100 NIBP Configuration Setting Display Page 3 4 15
61. roblems encountered while in the stacked configuration Refer tothe N 3000 service manual for more troubleshooting information Table 5 7 Stack Problems Condition 1 BATTERY IN USE BATTERY LOW indicators on all stacked instruments light steadily whilethey are connected to AC All units are operational BATTERY IN USE BATTERY LOW indicators on the N 3000 lights steadily but N 3100 and N 3200 BATTERY IN USE BATTERY LOW indicators do not light while they are connected to AC via the external power supply All units are operational When stacked with the N 3100 only units do not operate when disconnected from the external power supply When stacked with the 58 N 3000 units do not operate when disconnected from the external power supply 2 Recommended Action 1 Ensurethat the power cord is plugged into an operational AC outlet and the N 3200 Check the AC inlet fuse Thefuseis accessible from the rear panel as indicated in paragraph 6 2 of the Disassembly Guide section Replace if necessary Ensurethat a good docking connection exists between the N 3100 and N 3000 If the condition persists and a known good N 3000 is available verify that the condition is not related to a bad connection theN 3100 or N 3200 by substituting the known good N 3000 Check the N 3000 AC inlet fuse Replace if necessary as indicated in the Disassembly Guide section of the N 3000
62. rvice mode power down the N 3200 by pressing the ON STANDBY button 3 3 4 5 Stack Performance N 3000 3 10 Thefollowing procedure verifies that the N 3200 is communicating with the N 3000 1 Stack the N 3000 patient monitor on top of the N 3200 as described in the N 3000 or N 3200 operator s manuals Do not conned any sensors or ECG cables to the N 3000 Connect the N 3200 to a suitable AC power source Ensure that the AC power switch on the N 3200 rear panel is on With both instruments turned off press the N 3200 ON STANDBY button Verify that the N 3200 performs the following sequence a TheN 3200 emits three consecutively higher pitched beeps and the POWER ON indicator lights b TheBATTERY IN USE BATTERY LOW indicator lights for a few seconds and then turns off The STACKED AND BATTERY CHARGING indicators light and stay on Section 3 Performance Verification During the self test the following items are displayed on the screen illustrated in Figure 3 1 e The current date and time are indicated in the upper left hand corner e NELLCOR is displayed in the center of the screen The software version number is displayed on a single line beneath the Nellcor name At the completion of the self test the above items are displayed along with the following menu DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM NORMAL MODE MAIN MENU Press the N 3000 ON STANDBY button Verify that the N 3000 performs
63. s 6 15 Section 7 Spare Parts sss sss enne 7 1 7 1 IATODUCHION E 7 1 Section 8 Packing for Shipment ie sss sss 8 1 8 1 General Inistructions ette ettet eid epe 8 1 82 Repacking in Original Carton s see 8 1 83 Repacking in a Different Carton ss esses 8 2 Section 9 Specifications Re AR AA ee AR Re nenne 9 1 9 1 Gerierale amp cs cod eo eee omen en DE Ee 9 1 Oe Sas RE RE Re ep 9 1 93 Physical Characteristics iii esse ee ee ee AA eini AA ee ee Ge ee 9 1 94 Environmental ssena ee ER Be ee AR ee ee ee ennt 9 1 95 Factory Default Settings iese de ee ER ke AA Ge ee ee 9 2 Appendix iet RNC BOE A 1 A1 User Correctable Error Message iese dese sse A 1 A2 Failure Error Codes sss seen enne ns A 1 A3 Internally Corrected Error Codes sss A 2 Technical Supplement KA AA Re AR Re RA eee nennen S 1 S1 lige ie Plet oli EE EE TREN EETA S 1 S2 s EE EE OE EE EE ed S 1 S3 Stackbus Interface anitae AA ee RA nennen S 1 S4 Circuit Analysis eise ee ee RA essen nennen nes S 2 S41 Functional Overview sse S 2 S441 ER OR EE EE OR OE S 3 S42 Detailed Circuit Analysis ies ese ee RR AA AA AR S 3 Table of Contents S4 2 1 Power Supply and Battery Assemblies S 3 4 2 2 UIF Printed Circuit Board
64. s Display The first line displays the voltage of the power bus and the second line indicates whether the lithium battery needs to be replaced FAIL or not PASS 4 5 N 3100 INFORMATION Configuration settings for an attached active N 3100 may be displayed and printed by the N 3200 From the configuration main menu press softkey 2 N 3100 The N 3100 information submenu is displayed CONFIG ERROR OPERATION POWER EXIT INFO LOG INFO STATUS N 3100 INFORMATION SUBMENU 4 5 1 Configuration Information N 3100 Refer to the N 3100 service manual for a more detailed discussion of N 3100 configuration settings 413 Section 4 Configuration Mode From the N 3100 information submenu press softkey 1 CONFIG INFO to access the N 3100 configuration submenu N3100 N3100 Back EXT N 3100 CONFIGURATION SUBMENU Pressing the PRINT button anytime after accessing the N 3100 configuration submenu prints all configuration settings the error log and operation and power status information 4 5 1 1 UIF Configuration Information N 3100 From the N 3100 configuration submenu press softkey 1 N 3100 UIF to display the N 3100 UIF configuration settings Your screen may have different institutional INSTITUT default and current settings from the one illustrated in Figure 4 19 29NOV95 03 23 CONFIG MODE N 3100 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT
65. tack 3 3 4 6 Stack Performance N 3100 312 Thefollowing procedure verifies that the N 3200 is communicating with the N 3100 1 Stack the N 3100 blood pressure monitor on top of the N 3200 as described in the N 3100 or N 3200 operator s manuals Do not connect a blood pressure hose to the N 3100 Connect the N 3200 to a suitable AC power source Ensure that the AC power switch on the N 3200 rear panel is on With both instruments turned off press the N 3200 ON STANDBY button Verify that the N 3200 performs the following sequence a TheN 3200 emits three consecutively higher pitched beeps and the POWER ON indicator lights b TheBATTERY IN USE BATTERY LOW indicator lights for a few seconds and then turns off The STACKED AND BATTERY CHARGING indicators light and stay on During the self test the following items are displayed on the screen illustrated in Figure 3 1 Thecurrent date and time are indicated in the upper left hand corner e NELLCOR is displayed in the center of the screen The software version number is displayed on a single line beneath the Nellcor name C At the completion of the self test the above items are displayed along with the following menu DISPLAY DISPLAY TRENDS TOP BOTTOM ZOOM NORMAL MODE MAIN MENU Press the N 3100 ON STANDBY button Verify that the N 3100 performs the following sequence a TheN 3100 emits three consecutively higher pitched beeps b
66. the N 3200 is turned off simultaneously press and hold the FREEZE and PRINT buttons and softkey far right softkey While pressing and holding all three buttons press and releasethe ON STANDBY button Continue to press the FREEZE button PRINT button and softkey 5 until the power up self test is complete 3 The words SERVICE MODE are displayed on the top center of the screen The current date and time are displayed in the upper left hand corner of the screen as indicated in Figure 3 2 You are now in service mode The service mode main menu screen is displayed 12MAY96 09 26 SERVICE MODE test conn TUE Figure 3 2 Service Mode Main Menu Screen To exit the service mode power down by pressing the ON STANDBY button If there is no user interaction for 5 minutes while in the service mode the N 3200 will power down automatically Note The configuration mode as discussed in Section 4 can be accessed by pressing softkey 2 CONFIG It is not necessary to enter the configuration mode to validate hardware and software performance Section 3 Performance Verification Softkey 8 SERVICE COMPUTER of the service mode main menu is for use by factory service personnel only If the service computer function is entered the N 3200 will not respond tothe knob or any button presses except the ON STANDBY button To exit the Service Computer function power down completely by pressing the ON STANDBY butto
67. the configuration mode main menu Figure 4 1 press the N 3200 softkey Page 1 of the N 3200 information submenu is displayed CONFIG ERROR OPERATION POWER NEXT INFO LOG INFO STATUS PAGE N 3200 INFORMATION SUBMENU Page 1 4 7 Section 4 Configuration Mode Press softkey 5 NEXT PAGE to display page 2 RESET TO SET NEXT EXIT FACT DFLT RTC PAGE N 3200 INFORMATION SUBMENU Page 2 From page 2 of the N 3200 information submenu press softkey 2 SET RTC to display the RTC information for the N 3200 120CT95 05 58 CONFIG MODE N 3200 REAL TIME CLOCK INFORMATION DATE MONTH 10 DATE DAY 12 DATE YEAR 95 TIME HOUR 5 TIME MINUTE 58 TIME SECOND 39 SELECT BACK EXIT Figure 4 9 N 3200 RTC Display Rotate the knob to highlight the time and date parameters Press softkey 3 SELECT to select a highlighted item you wish to change The RTC select configurable setting submenu is displayed v A SET CANCEL RTC SELECT CONFIGURABLE SETTING SUBMENU Press the up and down arrow softkeys or rotate the knob to scroll through the date or time settings Press the SET softkey to set the selected variable or CANCEL to return tothe RTC display without changing any variables Press BACK to return to page 2 of the N 3200 information submenu or EXIT to return to the configuration main menu 4 4 N 3000 INF
68. times the error occurred and the TIME column indicates the total number of operating hours on the N 3000 when the error last occurred The information contained in the error log may be requested by Nellcor Puritan Bennett Technical Services personnel if a problem has arisen that necessitates calling them If necessary the screens may be printed and faxed to them for analysis 4 5 Section 4 Configuration Mode 4 3 3 Operation Information N 3200 From page 1 of the N 3200 information submenu press softkey 3 OPERATION INFO to display the operational information for the N 3200 10JAN96 05 55 CONFIG MODE INSTRUMENT OPERATION INFORMATION INSTRUMENT TYPE N 3200 INSTRUMENT ID 01125AA5 CONFIGURATION CODE 00 SOFTWARE VERSION 1 3 1 002 TOTAL HOURS OF OPERATION 86 N 3200 BACK EXIT Figure 4 6 N 3200 Operation Info Display The following information is displayed INSTRUMENT TYPE N 3200 e INSTRUMENT ID ThellD is a hexadecimal number corresponding to the instrument identifier This number should agree with the address label on the outside of the instrument H owever the label and the internal value may disagree if the N 3200 UIF module was replaced and the external label was not changed e CONFIGURATION CODE 00 e SOFTWARE VERSION The first digit represents the software version number The next two digits are the major software revision number The
69. titutional INSTITUT default settings than the one illustrated in Figure 4 2 CURRENT settings for the N 3200 are not displayed 10JAN96 05 41 CONFIG MODE N 3200 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT TIME FORMAT 24 HOUR 24 HOUR DATE FORMAT DDMMMYY DDMMMYY LANGUAGE ENGLISH ENGLISH DISPLAY ZONES 2 2 DISPLAY PRIORITY 1 ECG ECG DISPLAY PRIORITY 2 PLETH PLETH VALID KEY TONE ON ON ECG LEAD SELECT N 1 ECG VERTICAL SCALE 1X 5X PAGE SELECT BACK EXIT DOWN Figure 4 2 Configuration Setting Display Page 1 42 Section 4 Configuration Mode Press softkey 2 PAGE DOWN to view the second page of N 3200 configuration information 10JAN96 05 42 CONFIG MODE N 3200 CONFIGURATION INFORMATION PARAMETER FACTORY INSTITUT CURRENT ECG VERTICAL SCALE 1X 1X ECG SWEEP SPEED 25 mm s 25 mm s RESP VERTICAL SCALE 1X 5X RESP SWEEP SPEED 12 5 mm s 12 5 mm s PLETH SWEEP SPEED 25 mm s 25 mm s PRINT ON ALARM ON ON PRINTER POWER ON STATE ON ON TREND TIME SCALE 8 hrs 8 hrs PRINT CONTRAST VALUE 3 3 PAGE SELECT BACK EXIT UP Figure 4 3 Configuration Setting Display Page 2 Press softkey 1 PAGE UP to return to the first page Note Pressing softkey 4 BACK would return you to the N 3200 information submenu and pressing softkey EXIT would return you to the configurati
70. to Use this Section ie ie ee ee AA esse 5 1 53 Who Should Perform Repairs sss sss 5 1 54 Replacement Level Supported iii se AR Ee ee AA Ge ee ee ee 5 1 5 5 Obtaining Replacement Parts iss see se ee sss 5 1 5 6 Troubleshooting Guide ss sse 5 1 5 621 PONO o stern e GEE een 5 3 5 6 2 Error Godes osi tee ette dde 5 3 5 6 3 BUNS ifo EE ER teas 5 4 5 6 4 Display Audible s e 5 5 5 6 5 Operational Performance sssss sss 5 6 5 6 6 Stacked Operation s esses 5 8 Section 6 Disassembly Guide sse 6 1 6 1 likes Vlei os EE c 6 1 62 Fuse Replacement sss 6 1 6 39 Disassembly siters sees ed ee Eg ees nente te crece bee 6 3 6 3 1 Removing the Display PCB sss esee 6 6 6 3 2 Removing the Power On Button PCB 6 7 6 3 3 Removing the Printer Button PCB ss sss 6 8 6 3 4 Removing the Main Button PCB ss sss 6 9 6 3 5 Replacing the Lead Acid Battery 6 9 6 3 6 Removing the UIF PCB sse 6 11 6 3 7 Replacing the Lithium Battery Ak Re ee 6 12 6 3 8 Replacing the Printer s see 6 12 64 Beassembly utter co Ro RR RE EE AE 6 15 65 Mounting Directions esee eene nnn
71. ton Door Release Latch 8 PRINTER ON Indicator ROND RELATED DOCUMENTS To perform test and troubleshooting procedures and to understand the principles of operation and circuit analysis sections of this manual you must know how to operate the N 3200 Refer to the N 3200 operator s manual To understand how the N 3200 operates with the N 3000 or N 3100 refer to the appropriate operator s manual SECTION 2 ROUTINE MAINTENANCE 2 1 2 2 2 3 CLEANING 2 1 Cleaning 2 2 Periodic Safety and Functional Checks 2 3 Batteries Caution Do not immerse the N 3200 in liquid or clean with caustic or abrasive cleaners chlorofluorocarbons or petroleum solvents Do not spray or pour any liquid on the N 3200 To clean the N 3200 dampen a cloth with a commercial nonabrasive cleaner and wipe the exterior surfaces lightly Do not allow any liquids to comein contact with the power connector fuse holder or switches Do not allow any liquids to penetrate connectors or openings in the instrument cover PERIODIC SAFETY AND FUNCTIONAL CHECKS BATTERIES The following checks should be performed at least every 2 years by a qualified service technician They should also be performed whenever the N 3200 is repaired has had its covers removed or has been returned from outside your institution s control 1 Inspect the exterior of the N 3200 for damage 2 Inspect safety labels for legibility 3 Verify that the instrument performs properly
72. ure 1 2 N 3200 Front Panel North American 1 2 Ri NELLCOR PURITAN BENNETT N 3200 110 SN TA NELLCOR PURITAN BENNETT INC PLEASANTON CA 94568 MADE IN U S A NELLCOR PURITAN BENNETT EUROPE BV s HERTOGENBOSCH THE NETHERLANDS 2X EI T 2A 250V 100 240V 50 60 Hz 1 7A UL 2601 1 NRTLIC CSA 601 1 Section 1 Introduction Docking release button Fuse cover AC power switch Ground terminal AC receptacle Figure 1 3 N 3200 Rear Panel International NELLCOR N 3200 N10 SIN 2X ce T 2A 250V NELLCOR INCORPORATED PLEASANTON CA 94588 MADE IN USA 100 240V 50 60 Hz 1 7A N DANGER RISK OF EXPLOSION IF USED IN THE PRESENCE OF FLAMMABLE ANESTHETICS DANGE RISQUE D EXPLOSION NE PAS EMPLOYER EN PRESENCE D ANESTHESIQUES INFLAMMABLES DO NOT CONNECT TO AN ELECTRICAL OUTLET CONTROLLED BY A WALL SWITCH NE PAS BRANCHER SUR UNE PRISE ELECTRIQUE COMMANDEE PAR UN INTERRUPTEUR UL 2601 1 NRTLIC CSA 601 1 Docking release button Fuse cover AC power switch Ground terminal AC receptacle Figure 1 4 N 3200 Rear Panel North American Section 1 Introduction 1 3 l4 Figure 1 5 N 3200 Left Side Panel Printer Door 5 Paper Exit Printer Window 6 PAPER FEED Button Paper Release Actuator 7 PRINTER ON OFF But
73. ver ribbon cable from the UIF PCB as illustrated in Figure 6 5 To release the cable push in firmly on the bottom of the connector on the UIF PCB while pulling on the cable 64 Section 6 Disassembly Guide Top cover Top cover ribbon cable Figure 6 5 Removing Top Cover 7 Disconnect the display cable and printer motor cable from the connectors on theUIF board as illustrated in Figure 6 6 Power supply cable Display cable Printer motor Battery fuse cable Figure 6 6 Disconnecting Cables from UIF Board 8 The battery fuse can be checked or replaced if necessary by unscrewing the battery fuse holder When replacing the fuse use a 2 5 amp slow blow 5 x 20mm fuse 6 5 Section 6 Disassembly Guide 6 3 1 Removing the Display PCB Complete the procedures in paragraph 6 3 1 Removethetwo screws holding the top of the display PCB tothe front panel frame 2 Removethe display panel as illustrated in Figure 6 7 It may be necessary to use a flat tip screwdriver to gently pry loose the display PCB The top portion of the panel should be removed first then unhook the bottom Screws Display panel Figure 6 7 Removing Display Panel 6 6 Section 6 Disassembly Guide 3 Remove the two bottom screws securing the display PCB as illustrated in Figure 6 8 Screws Figure 6 8 Removing Display PCB 4 Removethe display PCB from the front panel frame by prying gently with a flat t

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