Welch Allyn 650 Manual

LIMITED
WARRANTY
InstrumentationpurchasednewfromWelch
Allyn is warranted to be free from defects in
material and workmanship under normal
useandserviceforaperiodofoneyearfrom
the date of first shipment from Welch Allyn.
This warranty shall be fulfilled by Welch
Allynoritsauthorizedrepresentativerepair-
ing or replacing at Welch Allyn's discretion,
anysuchdefect,freeofcharge forpartsand
labor.
WelchAllynshouldbenotifiedviatelephone
ofanydefectiveproductandtheitemshould
be immediately returned, securely pack-
aged and postage prepaid to Welch Allyn.
Loss or damage in shipment shall be at
purchaser's risk.
Welch Allyn will not be responsible for loss
associated with the use of any Welch Allyn
product that (1) has had the serial number
defaced, (2) has been repaired by anyone
other than an authorized Welch Allyn Ser-
vice Representative, (3) has been altered,
or(4) has beenusedina manner otherthan
in accordance with instructions.
THIS WARRANTY IS EXCLUSIVE AND IN
LIEU OF ANY IMPLIED WARRANTY OR
MERCHANTABILITY, FITNESS FOR PAR-
TICULAR PURPOSE, OR OTHER WAR-
RANTY OF QUALITY, WHETHER EX-
PRESSED OR IMPLIED, WELCH ALLYN
WILL NOT BE LIABLE FOR ANY INCIDEN-
TALORCONSEQUENTIALDAMAGES.
Directions For Use
Model 650
7420 Carroll Road, San Diego, CA
[phone] or [phone]
70777-000C
Thermo Menu
Service Manual

1. Probestoragechannel
2. Normal/Monitormode
select switch
3. Display
4. Displayindicators
5. Probe
6. Battery access screw
7. Probecoverbox holder/
battery access door
8. Ejectionbutton
9. Probe cord connector &
receptacle
5. Insert the probe shaft into the
probe storage channel (Fig. 1).
6. Removethetabfromaboxof25
Welch Allyn disposable probe
coversandinserttheboxintothe
holder on the thermometer.
OPERATION
1. Select the temperature mea-
surementmode(normalormoni-
tor-Fig.3). Most temperatures
are taken in the normal mode.
2. Withdrawtheprobefromthestor-
agechannelandobservethedis-
play test. The unit will then dis-
play84.0°F(28.9°C)withthelow
temperature arrow ON until the
probe temperature rises above
84.0°F (28.9°C).
Note: Temperature measurement
displays in this
Directions For Use
bookletarein°F. Internationalunits
will display measurements in °C.
SETUP
1. Unpack the Welch Allyn Ther-
mometerSystem. Checkforany
damagethatmayhaveoccurred
duringshipping.
2. Select the desired probe (oral
probe-greenbody,rectalprobe
- red body).
3. Insert the probe cord connector
intotheprobereceptacle. Check
that the connection is secure.
4. Observe the 7-second display
test,ensuringthatnodisplayseg-
ments are missing (Fig. 2).
321

the rectal sphincter (less for in-
fants and children). WARNING:
Incorrect insertion can cause
bowel perforation. (FIG. 5) Tilt
the probe to insure good tissue
contactandcontinuetokeepbut-
tocks separated until mea-
surement cycle is complete.
5. During a temperature measure-
mentcycleintheNORMALmode,
a continuously increasing tem-
perature should be observed on
the display. When the final tem-
peraturehasbeenreached,atone
willsoundand a temperature will
be displayed. When using the
MONITOR mode, allow the tem-
peraturereadouttostabilizefor3
minutes. Thepatientmaythenbe
3. Load a probe cover onto the
probe. Holdtheprobecollarwith
thumbandforefinger,beingcare-
fulnot to hold orpressthe "eject"
button. Press the collar down
firmlytosecurethecover(Fig.4).
4. Take the temperature:
FOR ORAL TEMPERATURES,
inserttheprobetipgentlyintothe
patient's slightly opened mouth.
Carefully slide the probe under
the tongue on either side of the
mouth to reach the sublingual
pocket.
FOR RECTAL TEMPERA-
TURES, gently insert the probe
only1cm(3/8ofaninch)insideis
continuouslymonitoredforaslong
as necessary.
6. After the temperature measure-
mentiscomplete,ejecttheprobe
coverbyfirmlypressingthe"eject"
button on the probe. (Fig. 1 ).
7. Insert the probe into the storage
channel to clear the display, in
preparationforanothertempera-
ture. (Fig. 6).
FEATURES
1. Two Temperature Measure-
mentModes. Normalmodepro-
vides a rapid means of oral or
rectal temperature taking under
most conditions. Monitor mode
54 6

SPECIFICATIONS
• Range: 84.0°F - 108.0°F
(28.9°C - 42.2°C).
• Battery Capacity: Up to 1000
hours normal use.
• Calibration Accuracy: +/-0.2°F
(+/-0.1°C).
• Dimensions: length 7 inches;
width 3.7 inches; height 2.4
inches; weight 13 ounces.
CLEANING AND STERILIZATION
Normalcleaningprocedureistowipe
withalcohol,warmwater,ornonstain-
ingdisinfectant.
ACCESSORIESAVAILABLE
• Calibration Key for verifying cali-
bration-inserts in place of probe
plug and provides correct read-
ing of 97.3°F (22.06°C).
• Oral and rectal probes
CUSTOMERSERVICE
For customer service, please call
[phone]
78
generallyusedforlongtermmon-
itoringor when difficultsituations
prevent accurate temperatures
from being taken in the normal
mode.
SELF TESTS
Twointernaltestsareactivatedeach
time a temperature is taken:
1. Calibration Check: an internal
check for proper calibration.
2. MicroprocessorSelfCheck: an
internal check for proper micro-
processor operation, including a
test of the entire system.
ERROR INDICATORS/BATTERY
REPLACEMENT
1. Error Indicators. One of four
indicatorsmayappearonthedis-
play: Malfunction, Broken
Probe,ProbePosition,andLow
Battery (Fig. 7).
2. Battery Replacement. To
replacethebatteries,removethe
battery compartment access
screw behind the probe cover
box (Fig. 8). Slide the access
cover to expose the batteries.
Replace with three new AA
Alkaline batteries. A 25 second
display test is automatically
performed following battery
replacement.