Retrofitting Options 4
Keysight 53210A/53220A/53230A Assembly Level Service Guide 205
To Retrofit the GPIB Connector
GPIB connector parts (P/N 53200U-400)
Preliminary steps
1 Remove the cover as follows:
2 To remove the counter handle, rotate the handle to the vertical (90 degree)
position and pull outward on the two side arms.
3 Using a T20 TORX screwdriver, loosen the two T20 TORX screws securing the
rear panel bezel.
4 Slide the outside cover of the counter to the rear and remove the cover.
Item Keysight part no. Qty.
PC board assembly P0001-63001 1
Ribbon cable, 16-pin 53200-61601 1
7mm Hex-head standoff 0380-0644 2
Washer, lock 2190-0577 2
Before proceeding with the installation, follow all the ESD steps as outlined
in the section titled Do This first under the Introduction at the beginning of
Chapter 4 of this service guide.
Refer as necessary to the figures in the section titled “To Remove the Cover and
Rear Bezel” on page 185.