VQT3T1371 OtherBefore requesting service, make the following checks. If you are in doubt about some of the check points, or if the remediesindicated in the chart do not solve the problem, refer to “Customer Services Directory (United States and Puerto Rico)” on page87 if you reside in the U.S.A. or Puerto Rico, or refer to “Product information” on page 83 if you reside in Canada.Symptom CheckpointsBatteryCannot use a battery that can stillbe used on other equipment.• This unit considers the battery as empty even if there is actually power left init. This is to preserve the clock setting.Playback does not last longdespite recharging.• The rechargeable battery life is over. (Number of recharging times: approx.300) Replace with a new specified rechargeable battery (optional).• “ ” is displayed when thebattery is recharged.• Cannot recharge batteries.• The temperature of this unit has risen. Disconnect the unit from the computerand leave it for a while. Then, recharge the battery again.• Are you trying to recharge a battery other than the specified rechargeablebattery or an alkaline battery? Insert the specified rechargeable battery(included) and recharge it.• The rechargeable battery is not properly inserted. Remove the batterycompletely once. Then, insert it again.• Is alkaline battery set in the battery switching setting?Switch the setting to the rechargeable battery setting and recharge it.(➜ page 52)OperationsThe unit does not start. • Make sure the battery is correctly inserted. Remove the battery completelyand then insert it back into the unit again.• The battery has run down. When using the specified rechargeable battery(included), recharge it. When using the AAA (LR03) battery, replace it with anew one. (➜ page 7)No operation. • The Hold function is on. Switch Hold off. (➜ page 9)• You cannot operate on this unit when the unit is connected to a computer.Troubleshooting guide