ThermoFisher Scientific 7577-00 Notice D'utilisation page 9

A. Connect the supplied AC/DC Power Supply/Converter by lifting the EXTERNAL POWER INPUT (A), recep-
tacle cover and inserting the 2.5 mm coaxial power jack into the receptacle. (See Figure 1.)
B. Connect AC/DC Power Supply/Converter to an AC power source.
C. Place the Mode of Operation Selection Switch (C) (CHARGE/RUN) to the "CHARGE" position.
D. The charge indicator will illuminate when charging circuit is powered.
E. The battery will fully charge in 8–12 hours from a fully discharged state.
To Charge the Internal Battery With an External 12V Battery, the 07571-50 Automotive Power Adapter, or other
DC Power Source
A. Connect the external power source by lifting the
EXTERNALPOWER INPUT (A), receptacle cover and
inserting the 2.5 mm coaxial power jack into the recep-
tacle. (See Figure 1.)
B. Connect the 07571-50 Automotive Power Adapter ac-
cessory to the cigarette lighter in the vehicle.
C. Place the Mode of Operation Selection Switch (C),
(CHARGE/RUN) to the "CHARGE" position.
D. The charge indicator will illuminate when charging cir-
cuit is powered.
E. The battery will fully charge in 8–12 hours from a fully
discharged state.
Replacing the Internal Battery (See Figure 2)
DANGER: NEVER short or connect the terminals of the
battery terminals together. Shorting of the
battery terminals causes rapid internal heat-
ing of the battery resulting in the explosion
of the battery and severe injury or the death
of the operator.
A. Place all control panel switches in the off position and disconnect the AC/DC Power Supply/Converter or other
external power source if present.
B. Remove the twelve (12) screws holding the control panel assembly to the housing using a #2 Phillips screwdriver.
C. Gently remove the control panel from the housing and disconnect the wires from the battery.
D. Remove the quick-disconnect terminals supplied with the replacement battery and place them over the terminals
of the old battery.
E. Using a 5/16 in nut driver, loosen and remove the four (4) nuts and bracket holding the battery restraining bar in
place.
F. Remove the battery.
CAUTION: Do not reverse the connections to the battery. If the battery connections are reversed, damage to
the unit will occur.
G. Reverse the service process to install the battery. Connect the RED wire to the battery terminal marked +
(positive). Connect the BLACK wire to the battery terminal marked – (negative).
CAUTION: Fully charge the unit before using for the first time. Damage to the internal battery can result if the
battery is in a fully discharged state and operation of the unit is attempted.
H. Fully charge the battery after replacement. See CHARGING THE BATTERY.
DANGER: DO NOT BURN OR INCINERATE THE BATTERY. THE BATTERY MAY EXPLODE CAUSING
SEVERE INJURY OR DEATH OF THE PERSONNEL IN THE AREA. (Dispose of the old battery by
recycling.)
FIGURE 2. BATTERY REPLACEMENT
9
#6-32 SEMS
Nut 4 Places
Bracket—Battery
Holdown
Restraining Bar
Battery: Note
Position of
Terminals