4-8 MAC 5500 resting ECG analysis system Revision E
2020299-020
Troubleshooting: Diagnostic Tests
Diagnostic Tests
Introduction
Verify that the MAC 5500 resting ECG analysis system operates properly by
running the diagnostic tests. These tests check the operation of the display screen,
speaker, keyboard, thermal writer, battery, and communication. Detailed
information displays on screen.
Loading the System Diagnostics
1. Select Main Menu on the Resting screen.
2. Select More
.
3. Select System Setup
.
4. At the prompt type the word “system”, the password set at the factory, then
press the Enter
key. If the password was not changed, the System Setup menu
appears. If the menu does not appear, use the master password. If the system’s
unique password is inaccessible, create one following the instructions in
“Substitute Master Password” later in this section.
5. When the System Setup menu
displays, hold down Shift and press F5 (Shift +
F5).
6. Type prod at the
service password prompt.
7. The System Diagno
stics menu appears.
Substitute Master Password
If you do not have access to the system’s password, you can create a master
password as follows.
1. At the prompt for the system password, enter meimac. A random 6-digit
number d
isplays on the screen. For example, 876743.
2. Write the number down and create a new 6-digit number by adding alternating
digits from
the random number as follows. Add:
first and third digits,
second and fourth digits,
third and fifth digits,
fourth and sixth digits,
fifth and first digits, and
sixth and second digits.
Disregard the 10s column when adding the digits. The new
number from the
example above would be 440020.
3. Enter the new number, then press the Enter key. Th
e System Setup menu
displays. This process only works once, so you should reprogram the password
permanently.
4. Go to the Basi
c System menu.
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