Welch Allyn Medical Diagnostic Equipment Thermometer 690 Manual De Usuario
SureTemp® Plus Service Manual
7
2.2
Model Features
Features of the SureTemp
®
Plus Thermometer models (690 and 692) are listed below.
2.3
Operating Features
2.3.1 Instrument Reset
To perform a reset:
1. Remove the batteries from the instrument to reset the internal microprocessor electronics.
Follow the battery removal instructions in the Preventive Maintenance section (page 14).
2. Remove the probe and the probe well from the instrument. Then, unplug the probe
connector by depressing the locking tab and pulling on the connector body. DO NOT pull
on the cord.
on the cord.
3. While watching the display, install the batteries per the instructions in the Preventive
Maintenance section (page 14) and observe the Power-On Self Test described below.
2.3.2 Power-On Self Test (POST)
The self-test will check the internal microprocessor,
instrument electronics, and display for correct operation.
instrument electronics, and display for correct operation.
The instrument performs the self-test series following all
power-on or reset cycles. During the self test sequence
the thermometer displays all LCD segments for 2
seconds. Concurrently, the thermometer plays the
power-on audible notification and performs necessary
self-testing.
power-on or reset cycles. During the self test sequence
the thermometer displays all LCD segments for 2
seconds. Concurrently, the thermometer plays the
power-on audible notification and performs necessary
self-testing.
Figure 2: Model 690 and 692
Thermometer Displays
Table 2-1: Feature differences between Models 690 and 692
Feature
Model 690
Model 692
Probe Cover Storage
X
X
F/C Conversion
X
X
Last Temperature Recall
X
X
Monitor Mode
X
X
Detachable Probe
X
X
Oral/Axillary/Rectal Modes on Each
Thermometer
Thermometer
X
X
Color-Coded Removable Probe Well
X
X
Wall-Holder
Optional
Standard
Pulse Timer
X
Backlight
X
Security (Electronic)
X
On-Screen Labeling for Instrument
Identification
Identification
X