Koso BB642W20 Instructions Manual Download Page 6

4-4

THE CLOCK SETTING

 

4-5

4-6

4-7

Backlight brightness setting

Internal odometer display

External odometer setting 

6

Troubleshooting

Trouble

Check item

 

 

  

NOTE

NOTE

Ex.: To set the clock at 0:05.

Press the 

Select button

 and release it until

  it move to the digit you want to set.

Now the setting digit value is flashing!

This is a 24H clock. The setting is in 

order from hour to minutes.

Press the 

Adjust button

 to change the

    setting value.

Ex.: To change the brightness to 3-5

 

  (60 % brightness.)

Press the Adjust button and release it until 

  it move to the setting digit you want.

Ex.: To set the external odometer 

  to 15000.0 km.

Press the 

Select button

 and release it until 

  it move to the setting digit you want.

Ex.: The external odometer is set to

  7750.0 km.

The setting range: 1-5 (Darkest) ~5-5 

(Brightest), 5 different levels to choose from.

Setting unit : 20 % per level.

The backlight brightness will change 

immediately when you select the value.

Press the Select button once  to enter the 

  internal odometer display setting.

Ex.: The backlight brightness setting is 

   changed from 5-5 to 3-5.

 

Press the 

Select button once

  to enter the 

  backlight brightness setting.

EX. Now the clock is setting from 0:00

   to 0:05.

Press the 

Select button once

 to enter 

  the external odometer setting.

Ex.:  The internal odometer display is at 

  12500.0 km.

Press the 

Adjust button

 to change the 

  setting value. 

Press the 

Select button once

 to go back 

  to the main screen

Ex.: To change the external odometer setting

  from 7750.0 to 15000.0 km.

The main screen.

The following situations do not necessarily indicate malfunction of the 

product. Check the following points, before contacting us.

● 

The power isn't supplied to the meter.

Make sure the wiring is connected.

   The wiring and fuse are not broken.

The battery is too old to supply needed

    power (DC 12 V).

The meter doesn't

work when the

power is on.

● 

Make sure the speed sensor is connected properly.

● 

Check the tire size setting.

refer to section 4-2

Speed doesn't

appear or appears

incorrectly.

● 

Check the voltage of your battery, and

   make sure the voltage is over DC 12 V.

The meter shows wrong 

information.

● 

Check your fuel tank

Do you have any fuel in it?

● 

Check the wiring

Make sure the wiring is connected properly

● 

Check the setting

Refer to the manual 4-3.

Fuel gauge does not

appear or appears

incorrectly.

● 

Maybe due to the power wire is not 

  connected well. 

Check the red positive wire and make

  sure it is connected well.

 

The odometer and trip 

meter are not adding up 

data.

* If the problems still can’t be solved, please contact our technical 

  department for assistance.

wh642bb03b-P4-4

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