• The CU 4000 charger has been designed specifically for charging the BP 4000
Battery Pack and will not charge any other type of rechargeable batteries.
• All BP 4000 Battery Packs are delivered uncharged. Therefore, you will need to
charge each new BP 4000 before using it. (Refer to section 4.5 Initial Charging
Cycle.)
Each charging slot features two LEDs that indicate the current operating status of the re-
spective charging slot (">…<" marks an LED flashing in the indicated color):
Important!
4.1 CHARGE and RECOVER
LEDs
Table 1: Indications of the
CHARGE and RECOVER
LEDs
4 Charging
19CU 4000
L
!
CHARGE RECOVER Status
--- --- The charger is ready to op-
erate, no device or
BP 4000 is inserted in a
charging slot.
orange --- The inserted device or
BP 4000 is being checked.
The test takes about 4 to
10 seconds.
>orange< --- The BP 4000 is being ini-
tialized. (This is only needed
if the battery voltage is too
low to power the circuitry in
the BP 4000.)
red --- The BP 4000 is being
charged.
green --- The BP 4000 is fully
charged; the charging cycle
is completed.
>red< --- The charging cycle has
been stopped because of
an error. Refer to section 7
Troubleshooting.
red >orange< The BP 4000 is being
charged, and a recovery
cycle is recommended.
red >green< The BP 4000 is being
charged and the RECOVER
key is being pressed.
green >orange< The BP 4000 is fully
charged, and a recovery
cycle is recommended.
green >green< The BP 4000 is fully
charged; the RECOVER key
is being pressed.
red red Recovery cycle: the
BP 4000 is being charged.
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