ABL77 Service Manual Chapter 3: Troubleshooting
Reference Table, Continued
Problem Probable Cause Corrective Action
Power – no AC power A/C not reaching the analyzer
due to poor power cord
connection or inactive power
source
Verify active power source and
ensure all cord connections are
secure
Battery charger malfunction See Battery Charger in Chapter
4. Replace as necessary.
Battery Control Board
malfunction
Replace the battery control
board. See Chapter 5,
Dismantling
Power – no battery power Battery Pack has aged Replace battery pack. See
Battery Pack in Chapter 4.
Battery Pack is not fully
charged
See Battery Pack in Chapter 4
Battery Charger malfunction See Battery Charger in Chapter
4. Replace as necessary
Power – intermittent power loss Battery Control Board
malfunction
Replace battery control board.
See Chapter 5, Dismantling
Printer – non functional Corrosion on printer module Replace printer module. See
Chapter 5, Dismantling.
Investigate source of fluid
contamination
Printer Board malfunction Replace board. See Chapter 5,
Dismantling
Printer Power Cable Check the connection. Replace
as necessary. See Chapter 6,
Replacements
Printer Data Cable Check the connection. Replace
as necessary. See Chapter 6,
Replacements
Thermal Printer malfunction Replace the thermal printer. See
Chapter 5, Dismantling
Continued on next page
3-11
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