Keysight Technologies 53220A - Figure 5-2 Keysight 53210 A;53220 A;53230 A Counters, Bottom View (Cover Off)

5 Replaceable Parts
258 Keysight 53210A/53220A/53230A Assembly Level Service Guide
Figure 5-2 Keysight 53210A/53220A/53230A Counters, bottom view (cover
off)
NOTE
If installed, Option 300 Internal DC Battery Assembly (not shown) would cover
the area between the arrows.
FRONT
REAR
MOTHERBOARD
PROCESSOR
BOARD
AC
POWER
SUPPLY
FRONT PANEL