Doogee S88 - B NORMAL OPERATING CONDITION TESTS, ABNORMAL OPERATING CONDITION TESTS AND SINGLE FAULT CONDITION TESTS; B.2 Normal Operating Conditions; B.3 Simulated abnormal operating conditions

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Report No. STS200421001001E
IEC/EN 62368-1
Clause Requirement + Test Result - Remark Verdict
Shenzhen NTEK Testing Technology Co., Ltd
2. “high sound pressure” or
equivalent wording; 3. “hearing
damage risk” or equivalent
wording; 4. “do not listen at high
volume levels for long periods” or
equivalent wording.
Equipment safeguard prevent ordinary person to
RS2 ..................................................................... :
Automatically return to RS1 level
when the power is switched off.

Means to actively inform user of increase sound
pressure .............................................................. :
Warning: hearing damage risk or
equivalent wording

Equipment safeguard prevent ordinary person to
RS2 ........................................................................ :
After 20h the acoustic output not
exceeding RS1

10.6.5 Requirements for listening devices (headphones,
earphones, etc.)
No such device N/A
10.6.5.1 Corded passive listening devices with analog
input
N/A
Input voltage with 94 dB(A) L
Aeq
acoustic
pressure output ................................................... :

10.6.5.2 Corded listening devices with digital input N/A
Maximum dB(A) .................................................. :

10.6.5.3 Cordless listening device N/A
Maximum dB(A) .................................................. :

B
NORMAL OPERATING CONDITION TESTS, ABNORMAL OPERATING
CONDITION TESTS AND SINGLE FAULT CONDITION TESTS
P
B.2 Normal Operating Conditions P
B.2.1 General requirements ......................................... : (See summary of testing &
appended test tables)
P
Audio Amplifiers and equipment with audio
amplifiers ............................................................ :
N/A
B.2.3 Supply voltage and tolerances (See appended table B.2.5) P
B.2.5 Input test ............................................................. : (See appended table B.2.5) P
B.3 Simulated abnormal operating conditions N/A
B.3.1 General requirements ......................................... : (See appended table B.3) N/A
B.3.2 Covering of ventilation openings N/A
B.3.3 D.C. mains polarity test N/A
B.3.4 Setting of voltage selector .................................. : No such voltage selector. N/A
B.3.5 Maximum load at output terminals .......................: No such terminals N/A
B.3.6 Reverse battery polarity No battery reverse polarity N/A