4-7
4.6.7 CF Card Problems
Symptoms Possible Cause Corrective Action
Wrong CF card or small
memory space
Use only SanDisk-manufactured CF storage
cards. Those with 2GB memory space are
recommended.
CF card failure Replace the CF card.
Cable defective or
poorly connected
1. Check that the cable from CF board to
power management and interface board is
correctly connected.
2. Check that connecting cables and
connectors not damaged.
CF card malfunctions
CF board failure Replace the CF board.
4.6.8 Power Supply Failures
Symptoms Possible Cause Corrective Action
Battery failure Replace battery.
Cable defective or
poorly connected
1. Check that the cable from battery interface
board to power management and interface
board is correctly connected.
2. Check that cables and connectors are not
damaged.
Different battery
voltages
Power management and
interface board failure
Replace the power management and
interface board.
Battery failure Replace battery.
Cable defective or
poorly connected
1. Check that the cable is correctly
connected.
2. Check that connecting cables and
connectors are not damaged.
Battery capacity is too
low
Power management and
interface board failure
Replace the power management and
interface board.
Battery cannot be
recharged
Battery failure Replace battery and recharge the
replacement battery. If the replacement
battery can be recharged, the original one
fails.