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ALGO

®

5 Newborn Hearing Screener

____________________________________________________________________________________

Service Manual

Caution: Federal Law (U.S.) restricts this device to sale or use by or on the order of a physician
(or properly licensed practitioner).

AABR, ALGO, Flexicouplers, Jelly Tabs and Natus are
registered trademarks of Natus Medical Incorporated.

Windows and Microsoft are registered trademarks of Microsoft Corporation

© Natus Medical Incorporated. April 2008

This manual may not be reprinted or copied in whole or in part without written consent from
Natus Medical Incorporated. The content of this manual may change without notice.

Natus Medical Incorporated

Technical S1 888 496 2887

1501 Industrial Road

Technical Service Fax +1 650 802 8680

San Carlos, CA 94070

E-mail:

[email protected]

International Support - Please contact your local Distributor

Distributor locations can be found at

www.natus.com

P/N 000976 Rev.A

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Содержание ALGO 5

Страница 1: ...ALGO 5 Newborn Hearing Screener ____________________________________________________________________________________ Service Manual...

Страница 2: ...Microsoft are registered trademarks of Microsoft Corporation Natus Medical Incorporated April 2008 This manual may not be reprinted or copied in whole or in part without written consent from Natus Me...

Страница 3: ...nt tests 20 2 4 2 1 General 20 2 4 2 2 ATA 5 Cable calibration due Warnings 21 3 Troubleshooting Guide 22 3 1 Troubleshooting the ALGO 5 23 3 2 Troubleshooting the Panel PC 25 3 2 1 Replacing the batt...

Страница 4: ...RE 18 View outer shell Panel PC 26 FIGURE 19 Location of Battery on Motherboard Panel PC 26 FIGURE 20 Detail View RTC Battery on Panel PC 27 FIGURE 21 Open the power inlet module 28 FIGURE 22 Access t...

Страница 5: ...te skills 1 1 3 Manual conventions Precautionary information is emphasized by being labeled as warning caution or important Other explanatory information is highlighted with the word Note Type of info...

Страница 6: ...e not been provided or approved by Natus Medical is expressly prohibited and will void the warranty Misuse of the earphones or the earphone cable that is any use other than that described in this manu...

Страница 7: ...onal LAN Isolator optional 1 3 Pictorial introduction to the ALGO 5 This section is meant to acquaint you with various views of the ALGO 5 that you will see in the course of troubleshooting and repair...

Страница 8: ...nt Rear View DSP Box Rear View FIGURE 2 ALGO 5 rear view cover removed Preamp Holder Cable management for ATA 5 PCA 5 Cables Barcode Scanner optional Main Switch Power Supply for DSP Box mounted in th...

Страница 9: ...ervice Manual P N 000976 Rev A 9 FIGURE 3 DSP Box FIGURE 4 Preamplifier 5 Preamp 5 Power Socket Panel PC Communication cable Status LED Preamp Socket ATA Socket PCA Socket Preamp 5 Cable Connector Hoo...

Страница 10: ...reener Service Manual P N 000976 Rev A Red Transducer right ear Blue Transducer left ear Connector FIGURE 5 Acoustic Transducer Assembly ATA 5 FIGURE 6 Patient Cable Assembly PCA 5 Connector Nape Whit...

Страница 11: ...er situations that are not covered by this Service Manual contact a Natus Technical Service representative Please have your Natus device model and serial number available when calling Technical Servic...

Страница 12: ...pect Preamp 5 cable for damage Inspect power cord for fraying or other damage If the screener is frequently moved to different locations or subjected to heavy use check regularly for external damage E...

Страница 13: ...onment e g diluted bleach ammonia or alcohol solutions The surface finish will be permanently damaged by strong chemicals and solvents such as acetone and trichloroethylene Abrasive material such as s...

Страница 14: ...uld be checked whenever a shelf is adjusted in height 100 milliohms or less TABLE 1 Ground Integrity 2 3 2 Earth leakage current AC Polarity Line cord Neutral cord IEC 60601 1 UL 60601 1 ANSI NFPA 99...

Страница 15: ...Section 2 4 1 If the equipment check option is not available from the main window access the Service Menu from the Preferences panel to acquire rights via the Profile Manager 2 4 1 Equipment Check for...

Страница 16: ...board Test DSP board runs a self test and loads firmware o Cable connection Verifies connectivity of ATA 5 and Preamp 5 o Calibration dates Shows calibration date of ATA 5 refer to 2 4 2 2 ATA 5 Cable...

Страница 17: ...ener Service Manual P N 000976 Rev A 17 If the DSP Box is not connected to the Panel PC or the DSP Box power cord is disconnected the Initialize Baseboard Test will fail with the following Warning FIG...

Страница 18: ...18 ALGO 5 Newborn Hearing Screener Service Manual P N 000976 Rev A If the Preamp 5 is disconnected the Cable Connection Test shows a red icon with error message below FIGURE 11 Preamp 5 disconnected...

Страница 19: ...Cable Connection Test shows a red icon with the error message below FIGURE 12 ATA 5 disconnected If the ATA 5 cable is overdue for calibration the Calibration Dates section in FIGURE 12 shows a red ic...

Страница 20: ...which device is involved in the testing DSP Box Test DSP Box and Panel PC Cable Connections ATA 5 and Preamp 5 Calibration Date ATA 5 Artifact Test DSP Box and Preamp 5 Acoustic Test ATA 5 Impedance T...

Страница 21: ...The Acoustic Transducer requires re calibration on Warning 2 Warning Calibration has expired on Please renew the calibration of the acoustic transducer Disabled Error Calibration of the acoustic trans...

Страница 22: ...s familiar with the ALGO 5 as described in Chapter 1 Isolation T ransformer 120 240 V AC AC P age Printer AC DC Label P rinter AC DC P anel PC USB RS232 Keyboard Barcode Scanner AC DC DS PBox PCA AT A...

Страница 23: ...at AC DC adapter Verify DC plug is securely attached to Panel PC Blown fuse Check the fuse in the Isolation Transformer Troubleshooting the Isolation Transformer Section 3 3 Damaged cable Perform an...

Страница 24: ...et printer or directly to printer laser printer Power LED does not light up Printer defect Replace printer Printer interface cable defective Replace cable Page printer Printer does not respond Printer...

Страница 25: ...ed Phillips Screwdriver 2 Unplug all the cables and power cords going to the Panel PC Make note of what ports cables are connected to Remove the Panel PC from the cart and place it with the screen fac...

Страница 26: ...M3 x 5 mm Phillips screws Natus P N 800212 that hold the inner shell on including the 2 screws that attach the plate with the connectors and carefully pry it open to expose the motherboard FIGURE 18...

Страница 27: ...secure After replacing the RTC Battery it may be necessary to set the BIOS settings on the Panel PC to automatically turn the Panel PC on when the main power switch is turned on o After turning on th...

Страница 28: ...wall Locate the power inlet module on the Isolation Transformer Note the orientation of the power inlet module so as to put it back in the same direction Using a flat head screwdriver open the power...

Страница 29: ...are faulty replace them with the following type of fuses 115V 6 3A Slo blw 5x20mm 250V Natus Part number 000801 Suggested manufacturer Schurter P N 0034 3125 230V 3 15A Slo blw 5x20mm 250V Natus Part...

Страница 30: ...Service Manual P N 000976 Rev A 3 4 Troubleshooting the ATA 5 Run the Acoustic Check as shown below If Acoustic Check shows a failure condition refer to Section 4 3 High Refer Rate and Section 4 4 Hig...

Страница 31: ...Service Manual P N 000976 Rev A 31 3 5 Troubleshooting the Preamp 5 Run the Impedance and Artifact Checks as shown below If the Impedance Check shows a failure condition refer to Section 4 1 High Impe...

Страница 32: ...32 ALGO 5 Newborn Hearing Screener Service Manual P N 000976 Rev A If the Artifact Check shows a failure condition refer to Section 4 2 High Myogenic FIGURE 26 Artifact Check...

Страница 33: ...Screener Service Manual P N 000976 Rev A 33 3 6 Troubleshooting the PCA 5 Run the Impedance Check as shown below If the Impedance Check shows a failure condition refer to Section 4 1 High Impedance FI...

Страница 34: ...34 ALGO 5 Newborn Hearing Screener Service Manual P N 000976 Rev A 4 Technical Troubleshooting Guide 4 1 High Impedance FIGURE 28 High Impedance...

Страница 35: ...ALGO 5 Newborn Hearing Screener Service Manual P N 000976 Rev A 35 4 2 High Myogenic FIGURE 29 High Myogenic...

Страница 36: ...36 ALGO 5 Newborn Hearing Screener Service Manual P N 000976 Rev A 4 3 High Refer Rate FIGURE 30 High Refer Rate...

Страница 37: ...ALGO 5 Newborn Hearing Screener Service Manual P N 000976 Rev A 37 4 4 High Ambient FIGURE 31 High Ambient...

Страница 38: ...ALGO 5 system Part Name Reference 000540 Rear Post Cover N A 000619 DSP Box with Communication Cable FIGURE 3 000696 PCA 5 FIGURE 6 000698 Preamp 5 FIGURE 4 000699 ATA 5 FIGURE 5 000734 PANEL PC FIGUR...

Страница 39: ...em 000972 Lithium battery CR2032 3V coin cell FIGURE 19 030734 USB Cable n a 040527 Equipment Check Kit FIGURE 8 040950 Page Printer Inkjet FIGURE 1 FIGURE 2 040951 Page Printer Laser FIGURE 1 FIGURE...

Страница 40: ...H x W x D Nominal Weight Cart 110 lbs 50 kg Cart fully equipped 140 lbs 63 5 kg Compliance Standards EN60601 1 EN60601 1 2 EN60601 1 4 UL60601 1 CAN CSA 22 2 601 1 Classifications Electrical Safety Cl...

Страница 41: ...23 E Earth leakage current 14 Enclosure leakage current 14 G Ground Integrity 13 H High Ambient Troubleshooting 37 High Impedance Troubleshooting 34 High Myogenic Troubleshooting 35 High Refer Rate Tr...

Страница 42: ...42 ALGO 5 Newborn Hearing Screener Service Manual P N 000995 Rev A...

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