Rad-57 Signal Extraction Co-Oximeter Service Manual
Rad-57 Signal Extraction Co-Oximeter Service Manual
The Rad-57 Co-Oximeter Service Manual is intended to provide the necessary information for proper servicing of the Rad-57 Co-Oximetry system. This manual is structured to support troubleshooting to the assembly or module level. This manual does not provide instructions for troubleshooting to the printed circuit board component level. Do not service a Rad-57 unit without completely reading and understanding these instructions. Masimo service training is required prior to utilization of this manual.
Table of Contents Page 1. 1.1. 1.2. 2. 2.1. 2.2. 2.3. 2.4. 2.5. 3. 3.1. 3.2. 3.3. 3.4. 4. 4.1. 4.2. 5. Overview .......................................................................................1 About this Manual .......................................................................1 WARNINGS, Cautions and Notes ..............................................1 Testing and Maintenance ............................................................2 Introduction ...........................................
1. Overview 1.1. About this Manual This manual explains how to service the Rad-57 Co-Oximeter. Important safety information relating to the general use of the Rad-57 appears in the Operator’s Manual. Other important safety information is located throughout this manual where appropriate. 1.2. WARNINGS, Cautions and Notes Please read and follow any warnings, cautions and notes presented throughout this manual.
2. Testing and Maintenance 2.1. Introduction 2.1.1. This chapter covers; Cleaning, Battery Operation and Replacement, Testing and how to obtain service under normal operation. Note: No internal adjustments or recalibration is required. 2.1.2. Service should be done by qualified personnel only. Safety checks should be performed in accordance with local and governmental regulations. 2.2. Cleaning WARNING: BEFORE CLEANING THE CO-OXIMETER, TURN THE UNIT OFF. 2.2.1.
2.3. Battery Operation 2.3.1. The Rad-57 includes (4) AA alkaline batteries. 2.3.2. Before using the Rad-57 as a handheld or transport monitor, it is best to verify the charge level of the batteries. Please reference the Operator’s Manual for specifications of battery life. 2.3.3. The battery charge LED indicators on the keypad will indicate the approximate life left with the batteries. 2.3.4.
2.5. Performance Verification Caution: The limits for SpCO will remain set (“Sticky”) even during a power cycle. SpO2 limits will reset to the factory default after a power cycle. 2.5.1. To test the performance of the Rad-57 Co-Oximeter after repairs or during routine maintenance, follow the procedure outlined in this section starting at step 2.6. If the oximeter fails any of the tests, discontinue its use and correct the problem before returning the unit back to the user.
2.5.4.2. Press MODE-ENTER button twice (should be at the 90/LO selection). Verify the up and down arrows change the hi and low parameters. 2.5.5. Display Contrast Test 2.5.5.1. With the unit turned on, depress the MODE-ENTER button (4) four times. When the display appears as 888/888, use the up and down arrows to verify the contrast both brightens and dims accordingly. 2.5.6. Testing with Masimo Set Tester (SpO2 only) 2.5.6.1. (Currently, there is no Masimo Tester to simulate an SpCO condition.
Limits High Low BPM 70 55 Test 4 (Unit should alarm) Limits BPM High 60 Low 55 2.5.6.6. Press the Alarm Silence button once and verify the alarm is silenced and the yellow “Alarm Silenced” LED is flashing. 2.5.6.7. Wait 120 seconds and verify that the alarm silence times out and the audible alarm is activated again and the yellow LED turns off. 2.5.6.8. To disable Alarm mute, press the Alarm button once and verify an audible alarm is heard. 2.5.6.9.
3. Repair 3.1. Safety Precautions: WARNING: DO NOT DISASSEMBLE OR ASSEMBLE THE UNIT WHILE THE BATTERIES ARE STILL INSTALLED. WARNING: ENSURE THE UNIT HAS BEEN PROPERLY CLEANED PER THE CLEANING INSTRUCTIONS. 3.2. General Procedures 3.2.1. Examine the unit prior to disassembly or troubleshooting and inspect for cosmetic damage. External damage may be helpful in determining the root cause of the failure. 3.2.2.
3.3.4. Always note the software versions of boards prior to repair. 3.3.5. After units have been repaired, the Perfomance Verification Section 2.5 must be performed. 3.4. Service Messages: Upon detection of a system error, the main software alerts the user with an audible alarm indicator and displays the appropriate error code on the Handheld’s main display.
Symptom • Speaker Alarming (very loud) and unit is not functioning or displaying. • Alarm LED does not Illuminate 1. Unit is in an alarm state and an audible alarm can be heard. • Alarm Condition But No Audible Indication. 1. Unit is in an alarm state. • Alarm Silence LED not illuminated. 1. Unit is in a non-monitoring state. No alarm indicated. • Display Missing Segments • Button Function Error 1. Pressing one or more buttons will not activate the menu selection. • "No Sen" Message 1.
4. Repair and Returns 4.1. Repair Policy 4.1.1. Masimo or an authorized Service Department must perform warranty repair and service. Do not use malfunctioning equipment. The product must be repaired. 4.1.2. Please clean contaminated/dirty equipment before returning. Make sure it is fully dry before packing the equipment. 4.1.3. To return the Rad-57 unit for service, please follow the Return Procedure outlined in this section. 4.2. Return Procedure 4.2.1.
4.2.5. A letter or email describing in detail any symptoms or difficulties experienced with the pulse oximeter. Please include the RMA number in the letter. 4.2.6. Warranty information – a copy of the invoice or other applicable documentation must be included. 4.2.7. Purchase order number to cover repair if the oximeter is not under warranty, or for tracking purposes if the warranty is in effect. 4.2.8. Ship-to and bill-to information. 4.2.9.
5.
Rad-57 Signal Extraction Co-Oximeter Service Manual UM10030 – 0406
Rad-57 Signal Extraction Co-Oximeter Service Manual UM10030 – 0406
