Agilent Technologies 8453 Operator's Manual page 227

Figure 37
5 Unscrew two screws each, at the GPIB connector, at the APG remote
1 Position the SPM board on the middle rear foam block.
2 Connect the connector from the power supply to the SPM board (right), the
3 Fix two screws each, at the GPIB connector, at the APG remote connector and
4 Replace the upper rear foam block.
5 If available, replace any accessory board or MIO board (plugged in from the
6 Replace the plastic and sheet metal rear cover. Push the plastic rear cover
7 Reconnect line power and turn on the instrument. Check that the
Maintenance and Repair
Exchanging the SPM Board
Removing Connectors and Screws from SPM Board
connector and at the multicell connector and remove the SPM board.
Replacing the SPM Board
flat ribbon cables from the SDA and LPS boards which are above each other,
the shutter cable and the fan cable, see Figure 37.
at the multicell connector.
rear side of the instrument).
down so that it locates on both sides, see "Removing and Replacing Covers"
on page 109.
spectrophotometer passes its self-test, this means that the green light on the
front panel comes on and that you can do a blank measurement from your
software.
SPM board
121