User manual

Section 5: Troubleshooting
TVC-500 Operation Manual 5-5
020-100539-01 Rev. 1 (08-2010)
Red Power LED blinks
seven times, once every
second, followed by a
two-second pause. Seven
beeps.
System board failure
(ROM detected failure
prior to video).
1. Clear the Complementary Metal-Oxide Semiconductor
(CMOS).
NOTE: CMOS is cleared by pressing SW50 next to the
battery on the motherboard.
2. The problem might be on the system board. Contact
Christie for assistance.
Red Power LED blinks
eight times, once every
second, followed by a
two-second pause. Eight
beeps.
Invalid ROM based on bad
checksum.
CAUTION: Internal components might be powered even
when the workstation is OFF. To prevent damage, discon-
nect the workstation power cord before you remove a com-
ponent.
1. Clear CMOS.
NOTE: CMOS is cleared by pressing SW50 next to the
battery on the motherboard.
2. Upgrade the ROM (Read-only Memory) using SoftPaq,
either from the hard drive, CD or USB removable device
(for example, USB Key).
SoftPaq is a self-extracting executable, which contains
instructions for its use, that enables you to upgrade the
ROM. To download the Softpaq executable, visit http://
www.hp.com/go/workstationsupport.
3. The problem might be on the system board. Contact
Christie for assistance.
Red Power LED blinks
nine times, once every
second, followed by a
two-second pause. Nine
beeps.
System powers ON, but
does not start.
• The problem might be on the system board. Contact
Christie for assistance.
• The problem might be in the CPU. Contact Christie for
assistance.
Table 5.2 Diagnostic LED and Audible Codes
Activity Possible Cause Recommended Action