Options—2230 Service
2. Remove the Memory circuit board from GPIB
Assembly by carefully pulling the connectors PI251 and
PI 222 on the Memory circuit board from the pins of J1251
and J1222 on either the GPIB or the RS-232-C circuit
board. The connectors are located on the inside and at
each end of the Memory circuit board. Disconnect P1152
from the rear of the Memory circuit board as it being
removed from the GPIB Assembly.
To reinstall the Memory circuit board, perform the
reverse of the preceding steps.
GPIB AND RS-232-C ASSEMBLIES. The Option
assembly can be removed and reinstalled as follows:
NOTE
The field-installed GPIB Option and RS-232-C Option
have one more connector to be removed than the
factory installed Options.
1. Disconnect the following connectors from the Option
Assembly and the instrument.
a. P4110, a two-wire connector located at the rear
of the Option Assembly.
b. P5423, a four-wire connector located at the rear
of the Option Assembly.
c. P9301, a five-wire connector located at the rear
of the Option Assembly.
d. P8100, a ribbon cable from the Storage circuit
board.
NOTE
Instruments with factory-installed GPIB and RS-
232-C, proceed to step 3. For field-installed GPIB
and RS-232-C, proceed with step 2.
2. Disconnect either P1316 (GPIB) or P1216 (RS-232-
C) from the front of the Option assembly circuit board.
3. Stand the instrument on its side (Option Assembly
up) and remove two screws from the extreme edge of the
bottom chassis frame underneath the delay line cable.
4. Lay the instrument down and remove the two
screws from the top of the chassis frame. (located inside
the two cutouts on the Storage circuit board). Note the
position of the ground clip when removing the screw from
the chassis frame.
5. Remove the Option Assembly out from between the
top and bottom chassis frames.
6. Slide the Option Assembly forward until the ribbon
cable clears the Storage circuit board.
7. Remove the Option Assembly from the instrument
by tilting the bottom of the assembly out first.
To reinstall the Option Assembly, perform the reverse
of the preceding steps.
7-47
To Next Page
Loading...
Need help?
General
