CAUTION
Service Disruption
Possibility of service interruption.
Service interruption.
The Caution box indicates that the described activity or situation may, or will, cause service
interruption.
Do not proceed beyond a caution until the indicated conditions are fully understood and met.
The following is an example of the Note box.
Note: Information of special interest.
The Note box provides information that assists the personnel working with ONTs. It does not
provide safety-related instructions.
1.1.2 Safety-related labels
The ONT equipment is labeled with the specific safety instructions and compliance information that
is related to a variant of the ONT. Observe the instructions on the safety labels.
Table 1-1, “Safety labels” (p. 17) provides sample safety labels on the ONT equipment.
Table 1-1 Safety labels
Description Label text
ESD warning Caution: This assembly contains an electrostatic sensitive device.
Laser classification Class 1 laser product
PSE marking These power supplies are Japan PSE certified and compliant with Japan VCCI emissions
standards.
Figure 1-1, “PSE certification” (p. 18) shows the PSE certification.
Figure 1-1 PSE certification
This is a Class B product based on the standard of the Voluntary Control Council for Interference
from Information Technology Equipment (VCCI). If this is used near a radio or television receiver in
a domestic environment, it may cause radio interference. Install and use the equipment according
to the instruction manual.
Warning
19841
ETSI ONT safety guidelines
Safety instructions
7368 ISAM ONT
Draft Draft
Nokia – Proprietary and Confidential
Use pursuant to applicable agreements
3FE-48293-ACAA-TCZZA
August 2020
18 Issue 4
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