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M3500B/M5500B Service Manual
Initial Assessment
Use the following steps to isolate the problem to a particular subassembly.
Attempt Power Up
Assess the unit's condition by performing the following steps.
1. Disconnect the Power Module (if connected).
2. Insert a fully charged battery into the unit.
3. If the unit is used with a Data Card, insert a new, empty M3510A/
M5510A Data Card into the unit.
4. Attempt to power up the unit by pressing On.
Evaluate the Response
The unit will respond in one of the following 3 ways:
No response
IF
The unit emits no sounds, and no changes are visible on
the display.
THEN
Troubleshoot further using Table 3-1 on page 3-9.
("Unit Unresponsive").
Minimal response
IF
Unit provides only a slight response, such as a click or chirp
from the speaker, or a change in the contrast or the borders
of the display.
THEN
Replace the Control PCA (see "Removal and Replacement"
on page 4-1).
Return to this section and begin again with
"Attempt Power Up".
Powers Up
IF
The unit powers up to one of the following states:
It can generate tones or voice prompts, or display text
a.
or graphics, or respond to keypresses.
The screen is blank except for an error message such
b.
as Defib Failure - Cycle Power.
THEN
Proceed to "Diagnosing External Failures" on page 3-4.
Initial Assessment
3
3-3
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