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CHARGE MODE   

Charging at 200 mA is the default-operating mode of the charging unit.   
When only one or two rechargeable batteries are charged, provided that only compartment 1 
and compartment 4 are used, a charging current up to 1500 or 1800 mA may be set by the 
pressing the CURRENT key. 
On the other hand, when charging three or four rechargeable batteries at the same time, user 
may select a charging current of 200, 500, 700 or 1000 mA. 
 
 
 
 
 
 
 
 
 
 
 
 

When charging two batteries at 
compartment 1 & 4 – max. 
charging current: 1800 mA 

When charging two batteries at 
compartment 1 & 2 – max. 
charging current: 1000 mA 

 

 
 
 
 
 
 
 
 
 
 
 
 
The estimated time of charging by various charging current is tabulated in Table 1. 
 
 
 
 
 
 

When charging four batteries – 
max. charging current: 1000 mA 

When charging two batteries at 
compartment 2 & 3 – max. 
charging current: 1000 mA 

 

10

Table 1. Charging Time with various charging current 

Size of battery 

Battery Capacity  Charging current selected 

(mA) 

Estimated charging time 

AA 2600 

mAh 

1800 ~80 

min 

1500 ~100 

min 

1000 

~2 hr 30 min 

700 

~3 hr 30 min 

500 ~5 

hr 

 

200 ~12 

hr 

AA 2000 

mAh 

1800 ~70 

min 

1500 ~80 

min 

1000 ~2 

hr 

700 ~3 

hr 

500 ~4 

hr 

200 ~10 

hr 

AAA 1000 

mAh 

700 ~70 

min 

500 

~1 hr 40 min 

 

11

200 ~4 

hr 

 

Note:

   

 

User shall always observe the recommended maximum charging current of the 
rechargeable batteries. In general, 200 mA is a recommended charging current if rapid 
charging is not necessary. It is definitely safe and optimum to the rechargeable 
batteries. 

 

It may be necessary to charge and discharge the new rechargeable batteries several 
times in the beginning before the optimum capacity of the rechargeable batteries can 
be obtained. It is recommended to use the "Refresh" mode for new rechargeable 
batteries in order to achieve the optimum battery capacity.   

 

When the transformer has been plugged into the power source, the version number of 
the charger (for example “33” ) will be displayed first. Then all the segments will light up 
momentarily and the “null” sign will be shown before batteries are placed. If damaged 
batteries are placed into the charging unit, the charger will also show “null” on LCD. 

 
 
 
 
 

“null” displayed - No battery or damaged battery is 
placed to the charging unit 

Summary of Contents for BC-9009U

Page 1: ...he home office or on a journey The Charging unit 3 CAUTIONS 1 The charger is restricted to charging NiCd and NiMH rechargeable batteries only Never use this charger for other types of batteries such as alkaline lithium carbon zinc or other types that are not specified 2 The charging unit should only be used at normal indoor room conditions 3 Always follow the charging instructions for the recharge...

Page 2: ...sed and held for about 1 second to activate the mode change The subsequent pressing of the mode key will toggle between the Charge Discharge Test and Refresh mode To change the operating mode for an individual rechargeable battery first press the corresponding NUMBER key then press the MODE key DISPLAY key Press and release to select the displays of the charging current in mA time elapsed in hh mm...

Page 3: ...0 min 1500 100 min 1000 2 hr 30 min 700 3 hr 30 min 500 5 hr 200 12 hr AA 2000 mAh 1800 70 min 1500 80 min 1000 2 hr 700 3 hr 500 4 hr 200 10 hr AAA 1000 mAh 700 70 min 500 1 hr 40 min 11 200 4 hr Note User shall always observe the recommended maximum charging current of the rechargeable batteries In general 200 mA is a recommended charging current if rapid charging is not necessary It is definite...

Page 4: ... Charging current 200 mA Charge Mode After 8 seconds from the last key press the LCD will blink once to indicate the setting is confirmed and the selected mode is activated 14 During charging the different displays Charging current in mA Time elapsed in hh mm Terminal voltage in V and Accumulated capacities in mAh or Ah may be toggled and selected by pressing the DISPLAY key refer Table 4 After th...

Page 5: ...ischarge mode can be selected Then the user may also select different discharging current see Table 2 by pressing the CURRENT key within 8 seconds after inserting the batteries The display will blink once to indicate the setting has been confirmed and the current cannot be changed afterward Discharging current 250 mA Discharge Mode 18 Note The discharging current is always set to be half of the co...

Page 6: ...f the mode key will toggle between the Charge Discharge Test and Refresh mode Note After selecting the Test mode the user may select different charging currents in the Test mode by pressing the CURRENT key within 8 seconds after the batteries are Test mode The Charging current in mA 22 inserted The afterward discharging current will be half of the selected charging current see Table 3 Table 3 TEST...

Page 7: ... Instantaneous Battery voltage Discharging current Discharging time elapsed Capacity during discharging During charging Charging current Charging time elapsed Accumulated capacity Full stage Trickle charging current 27 Table 6 Various displays in Refresh Mode Stage in Refresh mode Various displays toggled by pressing DISPLAY key Voltage V Current mA Time hh mm Capacity mAh Ah During discharging pr...

Page 8: ...ischarge Refresh or Test which has been selected by user before 30 THE SIZE C AND SIZE D BATTERY ADAPTERS FREE ACCESSORY The battery adapters are used for connecting the AA battery to devices requiring Size C or D batteries To apply the adapter 1 Install the AA battery into the Size C or Size D adapter as below 31 2 Ensure the polarity is correct and the assembling condition is good Note User shal...

Page 9: ...oducts assume the remaining original warranty or ninety 90 days whichever is longer La Crosse Technology Ltd will pay all expenses for labor and materials for all repairs covered by this warranty If necessary repairs are not covered by this warranty or if a product is examined which is not in need or repair you will be charged for the repairs or examination The owner must pay any shipping charges ...

Page 10: ...ore chance to change Press de MODE key for all or NUMBER key then MODE key for individual battery You have 8 seconds to select mode You have 4 seconds You have 4 seconds If you must switch batteries in your product before they die what mode would you use to charge Refresh and charge if you have several days in a hurry just regular charge mode 39 How do you check battery condition Mode test charge ...

Page 11: ...r load then charged used charged at least 5 times or more to reach full capacity Batteries sitting in storage may lose some charge over time It is not recommended to condition batteries until after they have been charged and used 10 times As you use your batteries they will gain greater capacity and last longer It is common for your batteries to run down quickly at first Storing batteries Store be...

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