Tech Note 1071 Detail

GLX Battery Check

Affected Products:

PS-2002 Xplorer GLX

Problem/Symptom:
GLX runs off AC, but unit will not run off battery power.

PASCO Solution:
  1. Disconnect and reconnect the battery to the GLX:
    1. Unplug the GLX from a power outlet.
    2. Hold down the power button until the GLX turns off.
    3. Remove the two Phillips-head screws on the back of the GLX that are furthest from the screen.
    4. Remove the battery cover.
    5. Place one hand under the battery and flip the GLX over so that the battery falls into your hand.
    6. Holding the battery, flip the GLX over again.
    7. Pull and rock all of the four cables until the connector comes out.
    8. Firmly reconnect the battery plug.
    9. Replace the battery cover and screws so that they do not get lost.
  2. Plug the external power adapter into the GLX.
  3. Connect the external power adapter to a functioning AC outlet.
  4. Momentarily press the recessed reset button on the back of the GLX.
  5. If the GLX does not restart automatically, hold down the power button until the GLX turns on.
  6. Hold down the ESC button.
  7. Sequentially press the 0 and 1 buttons.
  8. Release the ESC button. (You should see a Battery Debug Screen.)
  9. Refer to the table below for troubleshooting recommendations:

Brick

Chdn

Chgen

Suggested Action

1

0

1

The battery is not fully charged. If the batteries do not charge within twelve hours, then try a replacement PS-2527 Rechargeable Battery Pack. If that does not fix the problem, then contact Teacher Support to return the GLX for repair.

1

0

0

Press the F3 Tog chrgng button. If this value quickly reverts, check whether the GLX battery pack is hot to the touch. If so, allow the batteries to cool and recheck that the value. If not, try a replacement PS-2527 Rechargeable Battery Pack. If that does not fix the problem, then contact Teacher Support to return the GLX for repair.

1

1

(any value)

Press the F2 Tog chdone button. If this value quickly reverts, disconnect external power. Reconnect the power adapter and allow the unit to charge again. (The battery should last progressively longer the first few times that it is connected as the charge controller learns about the energy capacity of the battery.) If there battery life retains a charge for less than 10 minutes, then try a replacement PS-2527 Rechargeable Battery Pack.

0

(any value)

(any value)

Check that the power adapter is connected to external power and that the power adapter is outputting a voltage between 12 and 15 VAC with no load. If so, contact Teacher Support to return the GLX for repair.

Creation Date: 03/11/2010
Last Modified: 03/15/2010
Mod Summary: