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Maintenance & Troubleshooting
Field Repairs
Field Repairs
Field Replaceable Units
The following components are Field Replaceable Units (FRUs). The repair procedure is to
swap in a new (known good) component to restore system operation.
There are no user-serviceable parts within these components except for the UCP
-
3901 Card
in which the heatsink cooling fan or the Micro-SD card can be replaced. See
, on page 193 and
Contact Technical Support to order an FRU. See
Grass Valley Technical Support
Replacing Cards
Use a field-supplied Phillips #2 screwdriver to remove and install rear panels. All cards and
rear panels can be installed with the frame power on.
Each card has connectors which plug into a mid-frame mother board for distribution of
power and for connection to the controller card, and a second connector which plugs
directly into the rear panel to support rear panel connections.
Replacing a rear panel
To replace a rear panel in a Densité frame
1 If a card is already installed in a modular card slot served by the rear panel you are
changing, remove it first (see
2 Remove the existing rear panel (either blank or belonging to an existing card) by
releasing the captive screws at the bottom.
There may be several captive screws, depending on the card type.
Description
Grass Valley Part Number See
Cooling fan
UCP
-
3901-FAN
Cooling Fan Operational Assessment
Micro-SD Card 93-03084-010
UCP
-
3901
Card
UCP
-
3901
Rear Panel
-
SFP cartridge -
IMPORTANT
The rear panel must be installed before a UCP
-
3901 Card is inserted into
the frame.
The UCP
-
3901 Card must be removed from the frame before the rear
panel can be removed.
Summary of Contents for UCP-3901
Page 1: ...User Manual 13 03084 010 M00 AB 2020 10 27 UCP 3901 UNIFIED COMPUTE PROCESSOR FOR DENSITÉ ...
Page 18: ...18 Introduction Supported SFP28 Cartridges ...
Page 32: ...32 UCP 3901 Card Installation and Operation Remote control using RollCall ...
Page 36: ...36 Connections and Cabling Cabling to Support SMPTE ST 2022 7 with a UCP 3901 ...
Page 122: ...122 Essence Processing SDC SFP Configuration ...
Page 202: ...202 Maintenance Troubleshooting Keep Fiber Connections Clean ...