User manual SONY ICF-C215L

[. . . ] Before operating the Dream Machine, please read these instructions thoroughly and retain them for future reference. These instructions cover two models: the ICF-C215 and ICF-C215L. [. . . ] The battery keeps the clock operating in the event of a power interruption. Before setting the time on your Dream Machine, open the lid at the bottom of the unit, install the battery with correct polarity and then close the lid. After a power interruption, the displayed time may not be always correct (it may gain or lose about 10 minutes per hour). When the unit is to be left unplugged for a long time, remove the battery to avoid undue battery discharge and damage to the unit from battery leakage. If you have any questions or problems concerning your unit, please consult your nearest Sony dealer. To check battery power, unplug the AC power cord from the wall outlet and plug it in again after a few minutes. If the displayed time is incorrect, replace the battery with a new one. To set the hour, while holding down CLOCK, press TIME SET H. When the correct hour appears in the display, release CLOCK. To set the minute, while holding down CLOCK, press TIME SET M. When the correct minute appears in the display, release CLOCK. Each press on TIME SET H or TIME SET M advances the displayed number by one. [. . . ] When the alarm comes on again, the alarm indicator will blink). You can repeat this process as many times as you like. [. . . ]