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SYMPTOM 

PROBABLE CAUSE 

CORRECTIVE ACTION 

Air vents are 
blocked 

Verify that vents are not blocked. 
If the lens surface has become hotter than 
50°C (122°F), verify that the fan is 
functioning correctly. 

If none of the above corrects the problem, open the main 
enclosure and check for the following:

 

LENS HAS BECOME 
EXCESSIVELY HOT 
(ABOVE 50°C/122°F) 

Main enclosure fan 
is not running 

Replace Current PCB. 

Air vents are 
blocked 

Verify that vents are not blocked. 
If the baby becomes too warm, verify that 
the fan is functioning correctly.  

BABY BECOMES TOO 
WARM 

Main enclosure fan 
is not running 

Replace Current PCB. 

ENCLOSURE BUBBLES 
OR STARTS TO DEFORM 

Light too close to 
radiant heat source 

Reposition the light to the side of radiant 
warmer - no farther than 12 inches (30.5 cm) 
from the infant. 

LED STRING(S) GOES 
OUT 

LED short or open 

Increase the intensity if necessary. 
If the device still produces enough light there 
is no need to replace the panel.  
 
If the device does not produce enough light, 
replace the LED light panel. 

MULTIPLE LED STRINGS 
GO OUT; CANNOT 
ATTAIN APPROPRIATE 
INTENSITY 

Damaged LED light 
panel or Maximum 
adjustment limit 
reached 

Replace LED light panel. 

Arm tight 
 
Arm loose 

Check bolts; loosen as necessary. 
 
Check bolts; tighten as necessary. 

LIGHT DOES NOT HOLD 
POSITION 

Light drifts 

Gooseneck has memory that may prevent it 
from holding certain positions.  Reposition 
gooseneck or use the arm to achieve 
desired location. 
Optimal position for the arm is parallel to the 
light height. 

Damaged Current 
PCB 

Replace Current PCB. 

Current PCB and 
LED PCB are not 
connected properly 

Check JP1 and JP2 connector alignment. 

LIGHT INTENSITY WILL 
NOT ADJUST 

Maximum 
adjustment limit 
reached 

Replace LED PCB. 

neoBLUE

®

 mini System Service Manual 

 

P/N 051466F 

Содержание neoBLUE mini

Страница 1: ...SERVICE MANUAL neoBLUE mini System Service Manual P N 051466F...

Страница 2: ...printed 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 5900 First Avenue South Se...

Страница 3: ...3 2 Adjusting Light Intensity 3 Troubleshooting the neoBLUE mini light 4 Repair Procedures 4 1 Removing the Light Lens 4 2 Removing the LED PCB 4 3 Removing the Current PCB 4 4 Removing the ON Standby...

Страница 4: ...sinets or radiant warmers The arm is designed to attach to poles with 0 75 to 1 5 inch 1 91 to 3 81 cm diameters The light output is optimized to provide a peak intensity of 30 35 W cm2 nm Blue LEDs e...

Страница 5: ...power on Off stand by Attention consult product documentation Always protect the baby s eyes with eye patches or equivalent Authorized European Representative XXXX Manufacture Date Natus Manufacturer...

Страница 6: ...n 2 1 1 Cleaning the Interior of the Light Enclosure Section 2 1 2 Warning Disconnect light from AC power before cleaning 2 1 1 Cleaning the Light Enclosure and Adjustable Arm Remove dust from the ext...

Страница 7: ...tution and country Test equipment and its application must comply with the applicable standard TABLE 2 1 Power Cord Ground Integrity TABLE 2 2 Earth Leakage Current Maximum Current Limits are listed b...

Страница 8: ...locked 4 Connect the AC power cord to the UUT and to an AC receptacle Warning Operator Safety Sensitive individuals may experience headache nausea or mild vertigo if he she stays too long in the illum...

Страница 9: ...not within range note the value for use later in this procedure 13 If all previous steps generate satisfactory results the UUT performance has been verified and the UUT can be returned to the user Swi...

Страница 10: ...ng s goes out Multiple LED strings go out cannot attain appropriate intensity Light does not hold position Light intensity will not adjust When opening the device be sure to follow the procedures desc...

Страница 11: ...o the device socket If the device will still not turn on try another power cord If none of the above restores the light open the main enclosure and check for the following Damaged power cable Check th...

Страница 12: ...e infant LED STRING S GOES OUT LED short or open Increase the intensity if necessary If the device still produces enough light there is no need to replace the panel If the device does not produce enou...

Страница 13: ...ny repair is completed and the UUR is reassembled The UUR can be disassembled down to all major component parts including 4 1 Removing the Light Lens 4 2 Removing the LED PCB 4 3 Removing the Current...

Страница 14: ...e replacing the lens assembly obtain the replacement and reverse the previous steps 6 If no further repair is required return to chapter 2 and perform Safety and Performance Verification Tests If furt...

Страница 15: ...rom the Current PCB Note The Current PCB is held in the light enclosure by positioning guides which may also come out when the LED PCB is removed 2 If you are replacing the LED PCB obtain the replacem...

Страница 16: ...osest to the LED PCB 4 Remove the ON Standby switch wires by pulling them off the switch Note Polarity is not important for the switch wires However position is important Mark the two appropriate swit...

Страница 17: ...previous steps in chapter 4 return to chapter 2 and perform Safety and Performance Verification Tests If further disassembly is required store the switch in a safe anti static environment and proceed...

Страница 18: ...arm prior to removal Use the large Phillips screwdriver to remove the two screws that attach to the clamp Depending on the configuration of your neoBLUE mini arm the screws may be located at the front...

Страница 19: ...Supply 1 2 040821 Enclosure Polycarbonate 1 3 040783 Current PCB 1 4 001839 LED PCB 1 5 800240 Nylon Washer 2 6 600122 On Standby Switch 1 7 030745 Plate w Insert 1 8 030748 Tab Washer 1 9 800244 Lock...

Страница 20: ...and thus delivering a higher dosage treatment Please refer to Section 2 3 2 Adjusting Light Intensity to adjust the neoBLUE mini light to the desired intensity when changing the distance Natus recomme...

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