Caution Notices; Laser Safety Information; Laser Compliance - IBM 3907 Safety Inspection

Caution notices

The following notices appear in this Safety Inspection Guide:
CAUTION: The doors and covers to the product are to be closed at all times except for service by
trained service personnel. All covers must be replaced and doors locked at the conclusion of the
service operation. (C013)
CAUTION:
Ensure the building power circuit breakers are turned off BEFORE you connect the
power cord or cords to the building power. (C023)

Laser safety information

®
All IBM Z (Z) and IBM LinuxONE
Systems Adapter (OSA), InterSystem Channel-3 (ISC-3), IBM zHyperLink
which are fiber optic based and utilize lasers (short wavelength or long wavelength lasers).

Laser compliance

All lasers are certified 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 certified to be in compliance with IEC 60825 as a
Class 1 or Class 1M laser product. Consult the label on each part for laser certification numbers and
approval information.
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 fiber cable or open receptacle. (C027)
CAUTION: This product contains a Class 1M laser. Do not view directly with optical instruments.
(C028)
vi
3907 Safety Inspection
™
(LinuxONE) models can use I/O cards such as FICON
®
, Open
TM
Express, or other I/O features