Sony ICD-UX523 Operating Instructions Manual page 122

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Troubleshooting
Power source
The IC recorder cannot be turned on. The IC recorder does not operate, even if you
press any button.
 The battery is weak.
 The battery has been inserted with incorrect polarity (  p. 18).
 The power of the IC recorder is off.
 Slide and hold the HOLD•POWER switch in the direction of "POWER" until the
window display appears. The power is turned on (  p. 22).
 The HOLD function is activated.
 Slide the HOLD•POWER switch in the center direction (  p. 16).
The IC recorder cannot be turned off.
 Slide and hold the HOLD•POWER switch in the direction of "POWER" until "Power
Off " animation is displayed when the IC recorder is stopped. The power is turned off
(  p. 22).
The IC recorder is powered off automatically.
 When the IC recorder is in the stop mode and you leave the IC recorder without
attempting an operation for a certain length of time, the auto power off function
will take effect. (The length of time before auto power off is set to "10min" when
you purchase the IC recorder.) You can select the length of time before auto power
off takes effect in the menu (  p. 91).
The battery life is short.
 The battery life on page 120 is based on playback with the volume level set to 13.
The battery life may shorten depending on the operation of the IC recorder.
 Even if you do not use the IC recorder, the battery is consumed slightly. If you do
not intend to use the IC recorder for an extended period of time, it is recommended
that you turn the power off (  p. 22) or remove the battery. Moreover, if you set
"Auto Power Off " to a short span in the menu (  p. 91), you can prevent the
battery from being consumed due to forgetting to turn the IC recorder off.
 The battery indicator is displayed only for a short time, however, the rechargeable
battery is not charged completely. It takes about 3 hours 30 minutes to fully charge
an exhausted battery.
 The IC recorder has not been used for a certain time. Charge and discharge the
rechargeable battery using the IC recorder several times.
 You are using the rechargeable battery in an environment with a temperature of
under 5 °C (41 ºF). Battery life becomes shorter as a result of the battery
characteristics. This is not a malfunction.
 The rechargeable battery has deteriorated. Replace the old rechargeable battery with
a new one.
 You are using a manganese battery for this IC recorder. You cannot use the IC
recorder with a manganese battery.
Continued 