Repair Guide
5
Keysight N1911A/1912A Service Guide
83
Tools Required
Keysight part number Description
Visual
N1911-61004
N1912-80005
– 3 unit of ¼” drive torque wrenches
– 1 unit of calibrated to 2.37 Nm (21 lb-in)
– 1 unit of calibrated to 1.02 Nm (9 lb-in)
– 1 unit of calibrated to 0.68 Nm (6 lb-in)
– 3 unit of torque screwdrivers
– 1 unit of calibrated to 2.37 Nm (21 lb-in)
– 1 unit of calibrated to 0.56 Nm (5 lb-in)
– 1 unit of calibrated to 0.34 Nm (3 lb-in)
– T6, T8, T10, & T20 Torx screwdriver bits
– 7/16” break spanner, calibrated to 2.37 Nm
(21 lb-in)
– 5/16” break spanner, calibrated to 1.02 Nm
(9 lb-in)
– 9/32” socket
N1912-61807
Special tooling kit
– Contains:
– ODU socket
– Trigger socket
– 9/16” BNC socket
– Sockets must be used in conjunction with a ¼” drive
torque wrench, calibrated to 2.37 Nm (21 lb-in)
– The 9/16” BNC socket is required to remove the Trig
In/Out fasteners for the majority of N1911A/12A power
meters
– The trigger socket is required to remove the Trig In/Out
fasteners for a minority of N1911A/12A power meters
ODU
socket
Trigger
socket
9/16’’
BNC
socket
