Welch Allyn CP 100 Service Manual Download

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Disassembly and Repair Procedures

Welch Allyn CP 100 and CP 200 Electrocardiograph

Replacing the LCD Inverter and LCD Assembly (CP 200)

Procedure

Open unit using the

Disassembly

Procedures (page 49)

directions.

Disconnect cable between the Inverter
board and keyboard.

Remove the 2 T4 torx screws holding the
LCD inverter in place. See

Figure 54

Disconnect the cable from the inverter to
LCD backlight. See

Figure 54

Disconnect the flat cable from the LCD at
the keyboard. See

Figure 54

Remove the 4 phillips screws in each
corner of the LCD. See

Figure 54

Remove the LCD.

Figure 54. CP 200 Top Cover

T4 Torx
Screws

Inverter
Board

LCD

Assembly

Phillips Screws

Flat Cable from
the LCD to
Keyboard

Summary of Contents for CP 100

Page 1: ...CP 100 and CP 200 12 Lead Resting Electrocardiograph Service Manual CP 100TM 12 Lead Resting Electrocardiograph CP 200TM 12 Lead Resting Electrocardiograph ...

Page 2: ... copyright laws and international treaty provisions applicable worldwide Under such laws the licensee is entitled to use the copy of the software incorporated within this instrument as intended in the operation of the product in which it is embedded The software may not be copied decompiled reverse engineered disassembled or otherwise reduced to human perceivable form This is not a sale of the sof...

Page 3: ...mmended Service Intervals 10 Controls Indicators and Connectors 11 System Settings Menu Tree 16 About the Main Menu 17 Moving Through the Menus 18 Reviewing the Device Information 19 CP 100 and CP 200 Electrocardiograph 20 Service Menus 20 Entering the Service Info Screen 20 Print Log 21 Battery Life Test 22 Printer Test 22 Export Files 23 Import Files 24 Delete Files 24 Serial Number 25 Lead Off ...

Page 4: ...uggestions 42 Limited Warranty 45 Service Policy 46 5 Disassembly and Repair Procedures 47 Introduction 48 Screws 48 Torque Specs 48 Disassembly Procedures 49 Opening the Unit 49 Replacing the Printer Assembly 50 Replacing the Paper Tray Cover 52 Replacing the Platen Roller 54 Replacing the Printhead 55 Replacing the Stepper Motor and Gear Box 57 Replacing the Battery or Fuse 58 Replacing the Batt...

Page 5: ...P 100 and CP 200 Electrocardiograph v A Specifications 77 B EMC Guidance and Manufacturer s Declarations 79 C Software Updates 83 D Interconnect Diagrams 85 CP 200 Interconnect Diagram 86 CP 100 Interconnect Diagram 87 ...

Page 6: ...vi Contents Welch Allyn CP 100 and CP 200 Electrocardiograph ...

Page 7: ...1 1 Safety Summary Introduction 2 Symbols 2 Servicing the Electrocardiograph Safely 4 ...

Page 8: ...ness injury or death Caution In the manual indicates conditions or practices that could damage the equipment or other property Caution On the product means Consult accompanying documentation Shipping Storing and Environment Symbols This end up Keep dry Fragile Altitude limits Temperature limits Relative humidity limit Certification Symbols Meets essential requirements of European Medical Device Di...

Page 9: ...ontact with the patient s skin is intended Ground equipotential Do not reuse Sealed lead acid battery Type BF Defibrillator proof Recycle Do not dispose of this product as unsorted municipal waste Prepare this product for reuse or separate collection as specified by Directive 2002 96 EC of the European Parliament and the Council of the European Union on Waste Electronic and Electrical Equipment WE...

Page 10: ...e the CP 100 and CP 200 Electrocardiograph in an MRI suite or hyperbaric chamber WARNING Do not autoclave the CP 100 and CP 200 Electrocardiograph or patient cable Warnings Related to Accessories and Other Equipment WARNING For operator and patient safety peripheral equipment and accessories that can come in direct patient contact must be in compliance with all appropriate safety EMC and regulator...

Page 11: ...tatic sensitive components and assemblies from their static shielding bags only at static safe workstations a properly grounded table and grounded floor mat and only when you are wearing a grounded wrist strap with a resistor of at least 1 megohm in series or other grounding device Warnings Related to Using the Electrocardiograph WARNING Avoid positioning any leads or cables so that they could eas...

Page 12: ...lize to surrounding environmental conditions before using it Caution To prevent possible damage to the keypad do not use sharp or hard objects to press keys Only use fingertips Caution Do not expose the patient cable to strong ultra violet radiation Caution Do not pull or stretch the patient cable Doing so could result in mechanical or electrical failures Form the patient cable into a loose loop b...

Page 13: ...Product Configurations 10 Recommended Service Intervals 10 Controls Indicators and Connectors 11 System Settings Menu Tree 16 About the Main Menu 17 Moving Through the Menus 18 Reviewing the Device Information 19 CP 100 and CP 200 Electrocardiograph 20 ...

Page 14: ...rning Products page 9 Non Warranty Service Welch Allyn Factory Service and authorized Service Centers support non warranty repairs Contact any Welch Allyn regional service center for pricing and service options Welch Allyn offers modular repair parts for sale to support non warranty service This service must be performed only by qualified end user biomedical clinical engineers using this service m...

Page 15: ...iption of the problem or service request To ship the unit please observe these packing guidelines Remove from the package all hoses connectors cables sensors power cords and other ancillary products and equipment except those items that might be associated with the problem Use the original shipping carton and packing materials or as close an approximation as possible Include a packing list Write t...

Page 16: ...commended Procedure Every 6 24 months per hospital protocols Complete Functional test Functional Verification page 29 Battery does not hold a charge Check battery capacity Replace battery Battery Accuracy Test page 31 Replacing the Battery or Fuse page 58 Unit has been dropped or otherwise damaged Complete Functional test Functional Verification page 29 Unit malfunctioning Complete Functional test...

Page 17: ...ection describes the controls indicators and connectors that are part of the electrocardiograph Softkeys and functions keys See Figure 10 on page 15 Keyboard See Figure 8 on page 14 Figure 1 Top of CP 200 Electrocardiograph Keyboard See Figure 9 on page 14 Figure 2 Top of CP 100 Electrocardiograph ...

Page 18: ...ses Equipotential stud Figure 3 Back of Electrocardiograph Com port B for USB cable Not functional on CP 100 SD memory card slot Spirometry port Not functional on CP 100 Reset Button Figure 4 Right Side of Electrocardiograph Paper tray latch Figure 5 Left Side of Electrocardiograph ...

Page 19: ...Service Manual CP 100 and CP 200 Electrocardiograph 13 Com port A for patient cable Figure 6 Front of CP 200 Electrocardiograph Com port A for patient cable Figure 7 Front of CP 100 Electrocardiograph ...

Page 20: ...e Enters a space Figure 8 Keyboard for CP 200 Electrocardiograph Green LED Lights up when the electrocardiograph is connected to AC power Enter See Moving Through the Menus on page 18 Rhythm ECG Begins a Rhythm ECG Navigation arrows See Moving Through the Menus on page 18 On Off See Powering the Electrocardiograph in the Directions of Use manual Menu See About the Main Menu on page 17 Backspace De...

Page 21: ...ese buttons activate the functions displayed above them If a softkey is blank pressing its button has no effect Function Keys Auto ECG Begins Auto ECGs normal and stat Spirometry Begins spirometry tests See spirometry manual Rhythm ECG Begins Rhythm ECGs Stop Cancel Stops any current activity See Moving Through the Menus on page 18 OK Accepts data that you have entered or chooses a highlighted ite...

Page 22: ...anaging Data in the Directions for Use manual Service Info Print Log Battery Life Test Printer Test Export Files Import Files Delete Files Serial Number Lead Off Thershold Service Tests LCD Test Previous Menus CP 200 Menu Tree System Settings Device Configuration Set Date Time Language Date Format Time Format Weight Unit Height Unit Power Save Device ID Audio Beeper Increase Contrast Decrease Cont...

Page 23: ...tings display settings print settings and so on CP 200 Only See the Directions for Use manual on your specific model System Settings Review or change system settings device configuration device info user setup and so on See the Directions for Use manual on your specific model Edit Medication List Edit the list of medication choices available to choose during patient data entry CP 200 Only See the ...

Page 24: ...tandard menu Figure 13 Note Keyboard and softkey arrows work the same way ECG Setup Edit Auto Report 1 9 17AM Mar 16 05 1 Format 2 Interp Settings 3 Patient Data 0 Previous Menu Edit Auto Report 9 17AM Mar 16 05 1 Format 2 Interp Settings 3 Patient Data 0 Previous Menu Figure 14 CP 100 Standard Menu Edit Auto Report 1 Format 9 17AM Mar 16 05 1 Lead Arrangement 2 Rhythm Lead 1 3 Rhythm Lead 2 4 Rhy...

Page 25: ...rometry and system settings as well as medication history lists CP 100 Prints your ECG and system settings Enable Options Contact Technical Support For phone numbers see page ii Upgrade Software Contact Technical Support For phone numbers see page ii Service Info Accessible to service support only See Service Menus page 20 System Setup Device Info 1 About 2 Print Settings 3 Enable Options 4 Upgrad...

Page 26: ... appears See Figure 19 Use the Tab or Arrow keys to move the cursor from field to field Enter the following User ID Service case sensitive Password normser case sensitive 4 Press Done using the softkey Do not use the Enter key The Service Info screen appears see Figure 20 Figure 20 CP 200 Service Info Screen 9 17AM Mar 16 05 UserLogin User ID Password Change Password Cancel Done Enter valid user I...

Page 27: ... printouts press Stop Cancel User Login User ID Password Done 9 17AM Mar 16 05 9 17AM Mar 16 05 Service Info 1 Print Log 2 Battery Life Test 3 Printer Test 4 Export Files 5 Import Files 6 Delete Files 7 Serial Number 7 Lead Off Thershold 8 Service Tests 0 Previous Menus Function Description Figure 23 Print Log Screen Print Events This prints all events stored in the unit in descending order by dat...

Page 28: ...fe to 100 This is used only when the battery has been replaced Reset Pages Resets page count for the number of prints made on the printer Should only be reset when print head has been replaced 9 17AM Mar 16 05 Battery Life Test Battery Life Remaining 99 Reset Reset Pages Exit Function Description Figure 25 Printer Test Screen Test Page Prints a test page which repeats until the Cancel button is pr...

Page 29: ... Log Once complete a message appears at bottom of the screen stating if the export was successful or not Export Audit Trail CP 200 ONLY Exports the audit information of the unit to a SD memory card in a folder called Audit Once complete a message appears at bottom of screen stating if export was successful or not Note Audit information is available if Audit trail is turned on in Device Administrat...

Page 30: ...Import Tests 2 Import Configuration Files 0 Previous Menus Import Files Function Description Figure 28 Delete Files Screen Delete Log Files Deletes log files event and error from unit Delete Audit Files CP 200 ONLY Deletes the Audit Log file from the unit Delete Tests CP 200 ONLY Deletes ALL saved ECG and Spirometry tests in memory Delete Configuration Files Deletes the Configuration files from th...

Page 31: ...ld is changed to 1 it causes Lead Off all of the time and setting it to 15 causes the leads to never appear Off Service Tests Only authorized Welch Allyn Authorized Technicians are to perform the service tests Note For use by Welch Allyn Authorized Repair facilities Function Description Lead Off Threshold The Lead Off Threshold setting is provided to diagnose problems with the front end By increas...

Page 32: ...XE Used to see battery and charger status state There are a number of selections on this screen Listed below are the most commonly used functions To activate a selection press the letter that coincides with the selection Real time Activates a real time monitoring of the readings from the battery circuit Battery Voltage Unplugged from AC this reflects the Voltage of the battery in millivolts plugge...

Page 33: ... printhead in Celsius Turn ON Motor Turns stepper motor on to drive paper Turn OFF Motor Turns stepper motor off PPPTEST4 EXE Used to see printer Assembly status state There are a number of selections on this screen Listed below are the most commonly used functions To activate a selection press the letter that coincides with the selection Real time Activates a real time monitoring of the readings ...

Page 34: ...28 Overview Welch Allyn CP 100 and CP 200 Electrocardiograph ...

Page 35: ...3 29 Functional Verification Functional Verification Overview 30 Full Functional Check 30 Equipment Required 30 Checklist and Test Results Report Form 40 ...

Page 36: ...red Operating Non Printing Mode Current Test When the unit is powered on the AC is disconnected and the LCD on the unit s current is 1 Unplug unit from line power 2 Connect a DC power supply adjusted for 6 4V DC 05 in place of the battery 3 Verify the current draw is within limits as indicated for unit after powering the unit up WARNING Only qualified service personnel should perform a full functi...

Page 37: ... Mode Current Test When the unit is powered on and the AC is disconnected and the unit is in low power standby mode the unit s current is 1 Unplug the unit from line power and adjust the power supply to 6 4V DC 05 2 Connect the DVM in series with the positive battery connection from the power supply 3 Press the on standby button 4 Verify the LCD turns off and that the current draw is less than ind...

Page 38: ...ose Main Menu Systems Setting Device info Service Info LCD Test 2 Verify the test pattern is visible without breaks and is consistent over the entire screen 3 Verify Contrast can be adjusted to adequately see the display CP 100 1 Disconnect the patient cable 2 Turn ON unit The patient hook up screen appears 3 Verify the display is visible without breaks Set Unit Initial Configuration SD Slot Test ...

Page 39: ...er 30 seconds the MyFile TXT increases one increment 4 Press S to stop the test and confirm that no errors are reported ECG Communication Test ECG Input test and lead off Test the patient cable and lead off indications connection 1 Connect a known good Patient Cable w leads 2 Connect to ECG simulator with V1 C1 lead disconnected 3 Power ON unit 4 Verify the lead placement screen shows V1 C1 lead f...

Page 40: ...ord to the CardioPerfect Workstation a Press the Menu button b Choose Test Directory c Press the Search softkey d Press the WorkStation softkey 4 Verify the record was transferred into the workstation Beeper Test Turn on and test the Audible beeper by using the keyboard keys 1 Power On unit 2 Choose Main Menu System Settings Device Configuration Audio Beeper set to ON 3 Exit the Main Menu 4 Verify...

Page 41: ... test 2 Choose Main Menu System Settings Device Info Service Info Printer Test 3 Press the Test Page softkey The test print starts after a few seconds 4 Press the Cancel softkey when the second page has completed printing 5 Use the second test print page to verify correct operation See Table 2 Print Verification Check List and Figure 29 on page 36 Table 1 Keyboard Keys Key CP 100 CP 200 5 5 5 R R ...

Page 42: ...left edge of the paper is 45mm 5mm Point C Verify line is straight and without breaks from top to bottom Point D Verify thick black line is Uniform in Blackness without breaks from top to bottom Point E Verify line is straight and measures 200mm 4mm Point F Verify the print is readable Point G Verify the lead in and output trail of the cue sensor are between 19 and 82mm down from the 200mm line me...

Page 43: ...Service Manual Functional Verification 37 Ramp Page Test Printout 1 Press the Ramp Page key 2 Verify the top of the ramp cuts off between 250 and 550 on the gauge printed Figure 30 Ramp Printout Example ...

Page 44: ...otential stud and the high voltage on the tester 3 Press the test button to run the AC withstand voltage test WARNING Failure to run the dielectric test when indicated could cause serious injury to patients and could lead to damage to the monitor WARNING Always follow the tester manufacturer s operation instructions exactly Failure to perform this test properly can result in serious injury or deat...

Page 45: ...ods and limits Test for the following Earth leakage Chassis leakage Patient leakage Cable Electrocardiograph Connection Hi Pot Tester Connection Connector Cable Connect to Wiring Connect to Power Cord IEC Power cord AC Input Connector Hot and neutral black and white wires connected together and terminated appropriately for your hi pot tester Cut and terminate the ground green wire to prevent possi...

Page 46: ...sts Electrocardiograph Serial Tested by Test date Initial Test Result Pass or N A Fail Operating Non Printing Mode Current CP 100 ______ mA CP 200 ______ mA Battery Accuracy Normal Critical Sleep Standby Current mA Charger Detect Fast Charge VDC Trickle VDC LED LCD Initial Configuration SD Card ECG Communication Spirometry USB Communication Beeper Keyboard Printer Test Page Ramp Page ...

Page 47: ...4 41 Troubleshooting Problem Solving Suggestions 42 Limited Warranty 45 Service Policy 46 ...

Page 48: ...o dry Verify that electrodes have been properly stored and handled Wandering baseline an upward and downward fluctuation of the waveforms Electrodes that are dirty corroded loose or positioned on a bony area Insufficient or dried electrode gel Oily skin or body lotions Rising and falling of chest during rapid or apprehensive breathing Clean skin with alcohol or acetone Reposition or replace electr...

Page 49: ... power line If interference still persists the noise may be caused by other equipment in the room or by poorly grounded power lines Try moving to another room Table 3 Lead Quality Problems continued Condition Causes Actions Table 4 System Failure Problems Condition Causes Actions Won t turn on when plugged into AC power Faulty AC power connection Blown AC fuses No AC power Check the AC power sourc...

Page 50: ...t the card in its slot Use a different card Out Of Paper Printer is out of paper Printer door is open Load paper See Loading the Thermal Chart Paper in the Directions for Use Close the printer door See Loading the Thermal Chart Paper in the Directions for Use Paper Error CP 200 Paper Jam CP 100 Paper was loaded incorrectly Reload the paper See Loading the Thermal Chart Paper in the Directions for ...

Page 51: ... alteration or repair by anyone not authorized by Welch Allyn and 4 accidents If a Product or accessory covered by this warranty is determined to be defective because of defective materials components or workmanship and the warranty claim is made within the warranty period described above Welch Allyn will at its discretion repair or replace the defective Product or accessory free of charge If your...

Page 52: ...edit card number For parts orders the required spare or replacement part numbers If your product requires warranty extended warranty or non warranty repair service please call first the nearest Welch Allyn Technical Support Center A representative will assist you troubleshooting the problem and will make every effort to solve it over the phone avoiding potential unnecessary returns In case a retur...

Page 53: ...5 47 Disassembly and Repair Procedures Introduction 48 Screws 48 Torque Specs 48 Disassembly Procedures 49 ...

Page 54: ...Torque Specifications s Qty Location Part Number Type Torque English Torque Metric 1 Paper Drive Gear 700091 Set Screw 3 5 25 lbf in 395 28 mN m 4 Paper Cover Latch 711776 Machine 3 5 25 lbf in 395 28 mN m 2 Drive Motor 700140 Machine 3 5 25 lbf in 395 28 mN m 1 Drive Motor Gear 700091 Set Screw 3 5 25 lbf in 395 28 mN m 3 Gear Box Assembly 711776 Machine 3 5 25 lbf in 395 28 mN m 2 Paper Sensor B...

Page 55: ...y or Fuse page 58 Procedure Figure 31 Removing the Screws 1 Place unit on a clean static mat 2 Turn the unit up side down 3 Remove the 8 screws around the outside rim of the unit SeeFigure 31 4 Using both hands hold the upper case and lower case of the unit together turn the unit upright 5 Slowly lift the upper case and disconnect the ribbon cable from the upper case 6 Lift off the top cover See F...

Page 56: ...pward on the side of the cover Repeat process for the other side of the cover Lift the cover out of unit Figure 33 Inserting a Flat blade Screwdriver 5 Remove the 4 screws in the bottom of the printer tray See Figure 34 Figure 34 Removing the Screws in the Paper Tray Auxiliary Paper Cover Slit Openings Quick Step Operating Instructions Stat ECG Stat ECG Hold down for 1 second Automatic ECG Select ...

Page 57: ...ee Figure 35 Figure 35 Lifting the Paper Tray Assembly Reassembly Note 1 Keep the black printhead harness wires behind the tabs on the auxiliary tray cover as you place the cover into the assembly 2 When pressing the auxiliary paper cover into place listen for two distinct clicks when the tabs lock into place Figure 36 Procedure Paper Tray Assembly Connections Printhead Harness Ground Printhead Ha...

Page 58: ... the Paper Tray Cover 4 Turn paper tray assembly up side down 5 Remove the 3 screws holding the paper guide See Figure 38 Figure 38 Bottom of the Paper Tray Assembly Quick Step Operating Instructions Stat ECG Stat ECG Hold down for 1 second Automatic ECG Select Enter Patient Data Select DONE Verify ECG quality Select Rhythm ECG Select to end Select Change settings as desired Print ECG IEC C1 C2 C3...

Page 59: ...ide in place slide the paper tray cover out until it hits the stop 4 Turn the paper assembly up side down 5 Replace the 3 screws in the holes located in the bottom of the paper tray assembly See Figure 38 Procedure Quick Step Operating Instructions Stat ECG Stat ECG Hold down for 1 second Automatic ECG Select Enter Patient Data Select DONE Verify ECG quality Select Rhythm ECG Select to end Select ...

Page 60: ...platen roller 6 Lift the platen roller shaft out of the paper tray cover on the end opposite the drive gear 7 Slide the roller out Figure 40 Platen Roller Reassemble Note First place the hardware into the side opposite the drive gear for ease of assembly Quick Step Operating Instructions Stat ECG Stat ECG Hold down for 1 second Automatic ECG Select Enter Patient Data Select DONE Verify ECG quality...

Page 61: ...the Replacing the Printer Assembly page 50 directions 3 Lift the printhead spring metal rod behind printhead assembly out of unit See Figure 41 Figure 41 Lifting the Printhead Spring 4 Slide and lift out the printhead assembly See Figure 42 Figure 42 Sliding and Lifting Out Printhead Assembly Printhead Spring Printhead Assembly Rotate Direction Slide Directions Connections Connections ...

Page 62: ...f the printhead using a 3 16 nut driver 8 Remove the 2 screws holding the Que sensor Assembly See Figure 43 9 Carefully remove the printhead connectors from both ends of the printhead Figure 42 on page 55 Figure 43 Disconnecting Paper Detector Harness and Ground Connections Note The printhead does not come with the Antistatic brushes Order the Antistatic brushes separately See Field Replaceable Pa...

Page 63: ...placing the Printer Assembly page 50 directions 3 Open the paper tray cover about half way 4 Turn paper tray assembly up side down 5 Remove the 3 screws to remove the gear box and stepper motor See Figure 44 6 Lift out the gear box and stepper motor Figure 44 Bottom of the Printer Assembly Procedure 1 Remove the 2 screw holding the motor See Figure 45 2 Remove the motor Figure 45 Removing the Step...

Page 64: ...rew and remove the battery door See Figure 46 Figure 46 Removing the Battery Door 3 Lift out the battery See Figure 47 Figure 47 Lifting Out the Battery 4 Inspect the fuse See Figure 48 If the Z wire is intact go to Step 5 If the Z wire is broken or dark replace the fuse See Replacing the Battery DC Fuse on page 60 Figure 48 Battery Fuse Plugged In Battery door Battery Fuse ...

Page 65: ... door and screws Turn the electrocardiograph right side up It turns on automatically and displays a prompt to enter date and time 8 Reset the unit after you replace the battery See Battery Accuracy Test page 31 for directions 9 Enter the date and time The electrocardiograph is ready to use 10 Discard the old battery appropriately Figure 49 Battery Connectors Procedure Battery connectors The batter...

Page 66: ...y DC fuse requires replacing as described in Replacing the Battery or Fuse on page 58 For fuse value see Fuses on page 77 Procedure 1 Remove and discard the fuse See Figure 50 You may need to pull hard Use pliers gently if necessary 2 Connect a new fuse It goes in either way 3 Go to Step 7 on page 59 Figure 50 Battery Fuse Remove ...

Page 67: ... the Printer Assembly page 50 directions 3 Disconnect the locking connection for the power supply and the battery 4 Remove the ribbon cable that attaches the top case 5 Remove the 5 self taping screws holding the board into place See Figure 51 6 Carefully lift and slide the board toward the power supply Figure 51 Removing the Main Board Ribbon Cable Locking Connection Power Supply Connection Screw...

Page 68: ...emove printer assembly using the Replacing the Printer Assembly page 50 directions 3 Disconnect connections from the power supply to main board See Figure 52 4 Disconnect Ground wire and AC input connections See Figure 52 5 Remove the 4 screws holding the power supply in place 6 Lift out the power supply Figure 52 Replacing the Power Supply Connection Ground and AC Connections Power Supply ...

Page 69: ...he Printer Assembly page 50 directions 3 Disconnect connections from the back of the IEC connector 4 Press in locking devices located on each side of the IEC connector 5 While pressing in locking devices apply pressure out on the connector Note Do one side at a time 6 After the locking devices are released pull the connector out of the housing See Figure 53 Figure 53 IEC AC input Connector IEC Con...

Page 70: ...r board and keyboard 3 Remove the 2 T4 torx screws holding the LCD inverter in place See Figure 54 4 Disconnect the cable from the inverter to LCD backlight See Figure 54 5 Disconnect the flat cable from the LCD at the keyboard See Figure 54 6 Remove the 4 phillips screws in each corner of the LCD See Figure 54 7 Remove the LCD Figure 54 CP 200 Top Cover T4 Torx Screws Inverter Board LCD Assembly ...

Page 71: ...bly Procedures page 49 directions 2 Disconnect the cables to the LCD and the Function Keyboard See Figure 56 3 Remove the 5 screws holding the Function Keypad Assembly See Figure 58 4 Gently lift out the Function Keypad Assembly Figure 55 Replacing the Keypad Assembly LCD Assembly Phillips Screws Cable connection LCD the and Function Keypad ...

Page 72: ...e Inverter to the Keypad Assembly 3 Remove the 13 screws holding in the Keyboard Assembly 4 Gently lift out the Keyboard Assembly Reassembly Note 1 Install and tighten the 3 screws first shown in Figure 56 to align the keyboard DO NOT tighten the screws past the specified torque 2 Install remaining 10 screws using the specified torque Figure 56 Replacing the Keyboard Assembly CP 200 Cable between ...

Page 73: ... using the Disassembly Procedures page 49 directions 2 Disconnect the flat cable from the keyboard See Figure 57 3 Remove the 4 screws securing the LCD bracket See Figure 57 4 Gently lift out the LCD bracket 5 Gently lift out the LCD assemby Figure 57 CP 100 Top Cover Screws LCD Assembly LCD Bracket Flat Cable ...

Page 74: ...nnect the flat cable from the keyboard 3 Remove the 13 screws holding in the keyboard assembly 4 Gently lift out the keyboard assembly Reassembly Note 1 Install and tighten the 3 screws first shown in Figure 58 to align the keyboard DO NOT tighten the screws past the specified torque 2 Install remaining 10 screws using the specified torque Figure 58 Replacing the Keyboard Assembly CP 100 Flat Cabl...

Page 75: ... parts to that assembly listed including quantity per assembly For information about any Welch Allyn product please call Welch Allyn Technical Support on page ii or www welchAllyn com medical support Note Hardware pieces such as screws washers bearings nuts setscrews and some labels may only be available in kits However all such pieces are listed with sizes in the description to allow for possible...

Page 76: ...CA 1 701586 DUST COVER CP 100 CP 200 1 701557 DIRECTIONS FOR USE MANUAL CP 200 English All languages available on CD 1 401151 CP 200 PRODUCT INFORMATION CD 1 703228 DIRECTIONS FOR USE CP 100 ENGLISH Other languages available on CD 1 401150 CP 100 PRODUCT INFORMATION CD 1 401126 ECG PATIENT LEAD CABLE AHA CP 100 200 1 401127 ECG PATIENT LEAD CABLE IEC CP 100 200 1 401128 ECG PATIENT LEAD CABLE IEC ...

Page 77: ... 703247 PHPS 6 32 X 375 Battery Door 2 704068 HARNESS INCOMING PWR W001 1 704067 HARNESS GROUND POWER SUPPLY W003 1 700157 HARNESS PWR SUPPLY TO MAIN PCB W002 1 704221 HARNESS BATTERY W008 1 700152 HARNESS MAIN PCB TO KEYBOARD W014 1 455508 LABEL PROTECTIVE EARTH GROUND 3 703922 FUSE 250V 5 X 20MM TIME LAG 2 Table 9 ASSEMBLY PRINTER CP 100 200 Part Number Description Quantity 700007 AUX PAPER COVE...

Page 78: ...PRINTER DOOR 1 700004 RETAINER PRINTER DOOR LATCH SHAFT 2 700099 CURVED WASHER 187 ID X 25 OD X 006 1 700100 SPACER 187ID X 25 OD X 125 SPRING 1 703246 SCREW M3 X 0 5 PAN PHILLIPS 4 700091 SCREW SET CUP POINT M2 5 X 4mm LONG 1 700017 LATCH RELEASE 1 700156 RETAINING RING 3 16 2 700126 LABEL QUICK GUIDE ENGLISH CP 200 1 703875 LABEL QUICK GUIDE DANISH CP 200 1 703873 LABEL QUICK GUIDE DUTCH CP 200 ...

Page 79: ...BOARD CP 200 1 401461 ASSY FUNCTION KEYPAD CP 200 1 703680 SCREW TORX 2 x 1 4 PAN PLASTITE 13 106124 4 SCREW 4 20 250 PAN PHILLIPS 5 700119 INVERTER LCD 1 200076 1 SCREW 0 40 187 PAN TORX 2 106140 3 SCREW 4 40 250 PAN PHILLIPS STEEL ZINC 4 704232 HARNESS QWERTY BOARD TO LCD W013 1 700079 HARNESS KEY BOARD TO KEYPAD BOARD W012 1 700151 HARNESS INVERTER SUPPLY W009 1 700730 HARNESS GRND LCD W010 1 7...

Page 80: ...06124 4 SCREW 4 20 250 PAN PHILLIPS 4 700124 LABEL QWERTY CP 100 CP 200 1 703680 SCREW TORX 2 x 1 4 PAN PLASTITE 13 Table 14 CART CP 100 CP 200 Part Number Description Quantity 703129 CAST BASE 1 703133 COLUMN EXTRUSION 1 703131 COLUMN ADAPTER 1 703138 SHELF CART 1 703139 TOP PLATE CART 1 703443 BASKET CART 2 703167 SCREW 1 4 20 x 1 50 PHP 2 703160 ADAPTER PLASTIC CASTER OFFICE 4 703143 CASTER 5 I...

Page 81: ...2 NUT T 1 4 20 2 703461 TRILOBULAR KNOB 1 4 20 X 5 2 703454 QUICK CONNECT FLEX ARM 2 703145 FLEX ARM 1 703137 HOLSTER FRONT END 1 106100 56 SCREW 1 4 20 X 1 00 PAN HEAD PHILLIPS 1 106106 4 WASHER LOCK EXT 1 4 1 703510 THUMB SCREWS PKG 1 Table 14 CART CP 100 CP 200 Part Number Description Quantity ...

Page 82: ...76 Field Replaceable Parts Welch Allyn CP 100 and CP 200 Electrocardiograph ...

Page 83: ...uto ECGs Rhythm ECGs Average cycles 3x4 3x4 1R 3x4 3R 6x2 12x1 6x2 50 mm s 6x2 Ext 3 6 or 12 leads at a time CP 200 3 leads at a time CP 100 3x4 50 mm s 3R 6x2 50 mm s 6R ECG storage Up to 50 ECGs CP 200 Only Frequency range 0 3 to 150 Hz Digital sampling rate 1 000 samples second channel Pacemaker detection ANSI AAMI EC11 Power requirement Universal AC power supply 100 240 V 50 60 Hz 2 2 A maximu...

Page 84: ...performance baseline filter 35 Hz muscle tremor filter AC interference filter 50 Hz or 60 Hz Safety EMC and regulatory compliance ANSI AAMI EC11 UL60601 1 CAN CSA C22 2 No 601 1 IEC EN 60601 1 CAN CSA C22 2 No 601 1 1 IEC EN 60601 1 1 CAN CSA C22 2 No 601 1 2 IEC EN 60601 1 2 CAN CSA C22 2 No 601 1 4 IEC EN 60601 1 4 CAN CSA C22 2 No 601 2 25 IEC EN 60601 2 25 AS NZS CISPR 11 Standard connectivity...

Page 85: ...ions CISPR 11 Group 1 The electrocardiograph uses RF energy only for its internal function Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment RF emissions CISPR 11 Class A The electrocardiograph is suitable for use in all establishments other than domestic and those directly connected to the public low voltage power supply network th...

Page 86: ...r quality should be that of a typical commercial or hospital environment Surge IEC 61000 4 5 1 kV differential mode 2 kV common mode 1 kV differential mode 2 kV common mode Mains power quality should be that of a typical commercial or hospital environment Voltage dips short interruptions and voltage variations on power supply input lines IEC 61000 4 11 95 dip in 0 5 cycle 60 dip in 5 cycles 30 dip...

Page 87: ...om fixed RF transmitters as determined by an electromagnetic site survey a should be less than the compliance level in each frequency range b Interference may occur in the vicinity of equipment marked with the following symbol Note 1 At 80 MHz and 800 MHz the higher frequency range applies Note 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption...

Page 88: ...ons equipment Separation Distance According to Frequency of Transmitter m Rated Max Output Power of Transmitter W 150 kHz to 80 MHz d 1 17 80 MHz to 800 MHz d 1 17 800 MHz to 2 5 GHz d 2 33 0 01 0 117 0 117 0 233 0 1 0 37 0 37 0 74 1 1 17 1 17 2 33 10 3 70 3 70 7 37 100 11 70 11 70 23 30 For transmitters rated at a maximum output power not listed above the recommended separation distance d in mete...

Page 89: ...y 4 Choose Main Menu Systems Settings Device Info Upgrade Software The Upgrade Software screen appears See Figure 59 5 Press the Upgrade Softkey button The upgrade takes approximately 60 seconds to complete The unit will reboot 6 Reset the Date and Time on the unit after it reboots See the Directions for Use manual Verify Update 1 Choose Main Menu System Settings Device Info Print Setting 2 Compar...

Page 90: ...84 Appendix C Software Updates Welch Allyn CP 100 and CP 200 Electrocardiograph ...

Page 91: ...D 85 Interconnect Diagrams CP 200 Interconnect Diagram 86 CP 100 Interconnect Diagram 87 ...

Page 92: ...86 Appendix D Interconnect Diagrams Welch Allyn CP 100 and CP 200 Electrocardiograph CP 200 Interconnect Diagram ...

Page 93: ...Service Manual Appendix D Interconnect Diagrams 87 CP 100 Interconnect Diagram ...

Page 94: ...88 Appendix D Interconnect Diagrams Welch Allyn CP 100 and CP 200 Electrocardiograph ...

Page 95: ......

Page 96: ...Material Number 704340 Rev D PO Box 220 Skaneateles Falls NY 13153 0220 USA 800 535 6663 www welchallyn com ...

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