Denso BHT-604BW User Manual page 31

Charging with the battery charger (CH-201A and CH-704)
1.
Check the battery cartridge terminals and insert the
cartridge.
2.
Connect the power cable to the CH-201A and
connect the plug to a commercial AC power source
(230 V AC).
The LED will turn red when charging is commenced.
3.
The LED will turn OFF when charging is complete.
 Point 
 Charging
hours.
An only slightly discharged battery

cartridge should take this time to
become fully charged.
Take proper steps if the LED is

blinking in red.
a.
temperature of the battery cartridge.
Charge at the right temperature(0 to
40 degree). Avoid the direct sunlight
or something hot.
Stop the charging if under the proper
environment.
b. Bad electrical contact.
Wipe any dirt from battery cartridge
terminals with refer to "Chapter 6.3
Daily Maintenance".
c. Failure or life of battery cartridge.
Replace the new battery cartridge.
takes approximately
Detecting the abnormal
Barcode Handy Terminal
Red LED ON
OFF
3
Terminal
17