Symbol Technologies MicroBase MRC-921 - Manual (Page 19)

Recharging battery packs
7
! Use the MRC-921 to recharge only
PTC-921 battery packs.
Follow the instructions in this section to use the
MRC-921 as a battery charger.
! Recharging a cold battery pack can
damage it.
Allow any battery pack used in below-freezing
temperatures to warm up to room temperature before
recharging.
1. Insert the spare battery pack and the PTC into
their appropriate bays in the MRC-921. Insert the
spare pack so its contacts will connect with the
contacts in the spare battery bay. See Figure 4.
A battery pack that is not fully dis-
charged takes less than 4 hours to
charge. 2. The MRC-921 automatically begins charging the
battery packs. Each bay’s red LED lights. Allow
approximately 4 hours for fast charging.
Battery pack contacts
Figure 4. Recharging battery packs
17