Sony PDW-U4 Service Manual page 54

Main Sub ERROR/ALARM indicator
Code Code
Lighting Switching off
interval condition
91 5A5 0.25 seconds Power
5A7 0.25 seconds Power
5B5 0.25 seconds Power
5B7 0.25 seconds Power
Description Error remedy method
Communication between Turn off and on the unit, and then perform again firmware update.
Disc Drive LSI 0b • The unit power may have been shut down during firmware update.
(IC200: BD-48 board) If the same error occurs, a drive fault is likely.
and BRIDGE (IC700
internal: BD-48 board)
cannot be established
during startup.
Failure in Disc Drive LSI
0b (IC200: BD-48 board)
firmware upgrade was
detected during startup.
Communication between
Disc Drive LSI 1a
(IC300: BD-48 board)
and BRIDGE (IC700
internal: BD-48 board)
cannot be established
during startup.
Failure in Disc Drive LSI
1a (IC300: BD-48 board)
firmware upgrade was
detected during startup.
Refer to section
"Section 5 Firmware Update"
Continued
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