Gimbal Bit Codes 4.X; Table 5-3 Failure Descriptions For 4.X Bit Codes - L3 Communications MX-15i Operation & Maintenance Manual

Chapter 5 - BIT Error Codes
5.2.2

Gimbal BIT Codes 4.x

Table 5-3 Failure Descriptions for 4.x BIT Codes

BIT
Message
#
4.1 Gimbal Shutdown
4.2 Gyro Failure
4.3 Gyro Error Threshold
Exceeded
4.4 Gyro Internal Failure
4.5 Yaw Startup Failure
4.6 Pitch Startup Failure
4.8 Inner Motor Failed
4.9 Inner Yaw Motor
Overload
4.10 Inner Pitch Motor
Overload
4.12 Outer Yaw Motor
Overload
4.13 Outer Pitch Motor
Overload
October 2007
90
Category Failure Description
MAJOR Gimbal motor overload.
No steering available.
MAJOR Gimbal gyro malfunctioned and
failed to initialize.
No steering available.
MINOR Gyro communications error rate
exceeded threshold.
MAJOR Internal gyro failure.
Does not affect sensor or turret
function.
MAJOR Gimbal would not initialize. No yaw
motion detected.
No steering available.
MAJOR Gimbal would not initialize. No pitch
motion detected.
No steering available.
MINOR One of the inner motors failed
during startup.
May be caused by low voltage.
MINOR Yaw motor exceeded absolute
average drive threshold.
MINOR Pitch motor exceeded absolute
average drive threshold.
May be caused by low voltage.
MINOR Yaw motor exceeded absolute
average load threshold.
May be caused by low voltage,
obstruction of turret or by the yaw
lock failing to disengage.
MINOR Pitch motor exceeded absolute
average load threshold.
May be caused by low voltage,
obstruction of turret or by the pitch
lock failing to disengage.
TM00358 Rev. A
Recommended Action
Cycle power. If failure persists
replace turret.
Cycle power. If failure persists
replace turret.
No action. Contact L-3 Wescam.
No action. Contact L-3 Wescam.
Cycle power. If failure persists
replace turret.
Cycle power. If failure persists
replace turret.
Check power at turret. Contact L-3
Wescam.
No action. Contact L-3 Wescam.
Check power at turret. Contact L-3
Wescam.
No action. Contact L-3 Wescam.
No action. Contact L-3 Wescam.
L-3 WESCAM
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