KC N901 User Manual page 3

5. CAUTIONS............................................................................... 27
5.1. B U
ATTERY
5.2. M
AINTENANCE
6. FREQUENTLY ASKED QUESTIONS ..................................... 28
6.1. H
ARDWARE
6.1.1. U
NABLE TO BOOT
6.1.2. N AR
O DISPLAY
6.1.3. O
NLY SYSTEM INTERFACE SHOWN OF THE
6.1.4. T
HERMAL IMAGING SCREEN IS STUCK OR GHOSTING OR
............................................................................................ 28
SMEARING
6.1.5. S
HORT BATTERY LIFE
6.1.6. N
O HEADPHONES OUTPUT
6.2. F
UNCTIONALAND
6.2.1. Q
UESTIONS ABOUT BATTERY
6.2.2. Q
UESTIONS ABOUT STARTING THE HELMET
6.2.3. Q
UESTIONS ABOUT WEARING ADJUSTMENT
7. NOTICES AND AFTER-SALES SERVICE.............................. 31
7.1. A -S
FTER ALE
7.2. C
USTOMER SERVICE POLICY UNDER WARRANTY
...................................................................... 27
SAGE
......................................................................... 27
FAQ...................................................................... 28
....................................................................... 28
.......................................................................... 28
.................................................................. 28
O
PERATIONAL
S T
ERVICE ERMS AND
........................................................... 29
FAQ ..................................... 29
...................................................... 29
C
ONDITIONS
AR .............. 28
DISPLAY
................................. 29
................................ 30
...................... 31
...................... 31