Grass Valley SMS-6000 Series - Manual (Page 16)

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Safeguards and Notices
■
Dangerous voltages exist at several points in this equipment. To avoid
personal injury, refer all servicing to qualified personnel.
■ Do not wear hand jewelry or watches when troubleshooting high
current circuits, such as the power supplies.
■ During installation, do not use the door handles or front panels to lift
the equipment as they may open abruptly and injure you.
■
To avoid fire hazard, use only components of the the specified type,
voltage and current rating as referenced in the appropriate parts list.
Always refer fuse replacement to qualified service personnel.
■
To avoid explosion, do not operate this equipment in an explosive
atmosphere unless it has been specifically certified for such operation.
■
Have qualified personnel perform safety checks after any completed
service.
■ To reduce the risk of electric shock, ensure that the two power supply
cords are each plugged into a separate branch circuit.
■
If equipped with redundant power, this unit has two power cords. To
reduce the risk of electric shock disconnect both power supply cords
before servicing.
Cautions
■
To prevent damage to equipment when replacing fuses, locate and
correct the trouble that caused the fuse to blow before applying power.
■
Verify that all power supply lights are off before removing the power
supply or servicing equipment.
■ Use only specified replacement parts.
■
Follow static precautions at all times when handling this equipment.
■ Leave the back of the frame clear for air exhaust cooling and to allow
room for cabling. Slots and openings in the cabinet are provided for
ventilation. Do not block them.
■ The front door is part of the fire enclosure and should be kept closed
during normal operation.
■
To prevent damage to this equipment read the instructions in this
document for proper input voltage range selection.
■
Circuit boards in this equipment are populated with surface mount and
ASIC components. Special tools and techniques are required to safely
and effectively troubleshoot and repair modules that use SMT or ASIC
components. For this reason, service and repair of Grass Valley
products incorporating surface mount technology are supported only
on a module exchange basis. Customers should not attempt to
troubleshoot or repair modules that contain SMT components.
Teltrpmox assumes no liability for damage caused by unauthorized
repairs. This applies to both in- and out-of-warranty products.