GE MAC 5000, Field Service Manual

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Revision B 4-16
Troubleshooting: Diagnostic Tests
MAC 5000 resting ECG analysis system
2000657-002
Diagnostic Tests
Introduction
Verify that the MAC 5000 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 Diagnostics 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 displays 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. The System
Setup menu displays.