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Laser safety information

All IBM Z

and IBM LinuxONE (LinuxONE) models can use I/O cards such as FICON

, Open Systems

Adapter (OSA), RoCE Express, Integrated Coupling Adapter (ICA SR), zHyperLink Express, or other I/O

features which are ber optic based and utilize lasers (short wavelength or long wavelength lasers).

Laser compliance

All lasers are certied in the US to conform to the requirements of DHHS 21 CFR Subchapter J for Class

1 or Class 1M laser products. Outside the US, they are certied to be in compliance with IEC 60825 as

a Class 1 or Class 1M laser product. Consult the label on each part for laser certication numbers and

approval information.

Laser Notice: U.S. FDA CDRH NOTICE if low power lasers are utilized, integrated, or offered with end

product systems as applicable. Complies with 21 CFR 1040.10 and 1040.11 except for conformance with

IEC 60825-1 Ed. 3., as described in Laser Notice No. 56, dated May 8, 2019.

CAUTION: Data processing environments can contain equipment transmitting on system links with

laser modules that operate at greater than Class 1 power levels. For this reason, never look into the

end of an optical ber cable or open receptacle. (C027)

CAUTION: This product contains a Class 1M laser. Do not view directly with optical instruments.

(C028)

vi IBM: 3931 Safety Inspection

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IBM 3931 Specifications

General