Case - HP 340 Series Service Manual

C:ase
The case needs to be removed to replace these printed circuit assemblies:
•
RA~1
boards.
• Power supply.
• Fuse.
• Video/graphics boards
• DIO·-I backplane and ribbon cables.
• SPU backplane.
• Processor board.
• LAN board.
Preliminary Requirements
Turn OFF the SPU and remove these items in the order listed:
1. Power cord.
2. Video and interface cables.
F;lemoval
1. Remove the seven screws (Figure 2-4) holding the rear panel to the case.
Figure 2-4. Rear Panel Case Screws
2. Set the SPU on its bottom.
I
CAUTION
I
After the case is removed, the ON/OFF switch shaft extending from
the power supply can be easily broken. Do not set the internal assernbly
in a rnanner to put pressure on the switch shaft.
3. Slide the SPU's internal assembly out of the case.
Assembly Replacement
29