
ICD-UX71/UX81/UX71F/UX81F/UX91F 4-114-023-41(1)
15GB
Getting Started
If “USB CHARGE” in the “DETAIL MENU” menu 
is set to “OFF,” you cannot charge the battery 
using your computer. Set “USB CHARGE” to 
“ON” (page 71).
Do not use manganese battery for this IC 
recorder.
During playback using the built-in speaker, 
you cannot charge the battery.
When you use the IC recorder with a 
rechargeable battery, the remaining battery/
charging indicator may not light fully.
During FM reception you cannot charge the 
battery.
Clock setting display appears and the 
year section ashes when you insert 
battery for the rst time, or when you 
insert battery after the IC recorder 
has been without battery for a certain 
period of time. Please refer to “Continued 
directly from Step 1: Preparing a Power 
Source” on page 18 to set the date and 
time.
When using a fully charged
battery or an LR03 (size AAA)
alkaline battery
Follow the steps 1 and 2.
When charging/replacing the batteryThe remaining battery/charging indicator 
on the display shows the battery 
condition.
Battery remain indication
 : Charge the rechargeable battery or 
replace the old battery with a new 
one.
: “LOW BATTERY“ appears and the IC 
recorder will stop operation.
Battery life*1
When using Sony NH-AAA rechargeable 
battery
Recording 
mode
ST*3 STSP*4
Recording Approx. 14 hr. 
30 min. 
Approx. 14 hr. 
30 min.
Playback*2 
through 
speaker
Approx. 18 hr. Approx. 18 hr.
Playback 
using the 
headphones
Approx. 44 hr. 
30 min.
Approx. 44 hr. 
30 min.
FM 
recording
Approx. 5 hr. Approx. 5 hr.