Cisco Headend System Release 2.7 Maintenance Manual
OS and ResApp Downloads
4024836 Rev D
129
Symptom
Possible Solution
Monitor displays
the following
(SARA only):
Disk Trouble -
Unrecoverable
Write Error
1
Power cycle the DHCT.
2
Reformat the hard drive using the Staging Toolkit by following
these steps:
a
Disconnect the DHCT's RF input.
b
Press PAUSE until the Mail indicator flashes.
c
Press the PAGE – button.
d
Press LIST three times.
e
Reconnect the DHCT's RF input.
3
If these steps do not work, return the DHCT to us for repair.
Mark the repair tag with R4. Disk Trouble - Unrecoverable Write
Error.
Monitor displays
the following:
Video
macroblocking
Tiling or
freezing
Snowy, grainy
video
1
Follow these steps:
a
Connect to a known good RF cable.
b
Power cycle the DHCT.
c
Check the output channel configuration (3 or 4).
2
Verify that the same problem occurs on a known good DHCT of
the same type on the same channel and a different channel.
3
If these steps do not work, return the DHCT to us for repair.
Mark the repair tag with one of the following:
–
–
V2. Macroblocking/Tiling/Freezing
–
V4. Poor/No Color
–
V5. Snowy/Grainy/Noisy Picture
No video
1
Follow these steps:
a
Check the connections to the DHCT, TV configurations, and
other outputs.
b
For HD DHCTs, use the HD Wizard to make sure the DHCT
is in the correct mode (SARA only).
2
Connect the DHCT to a known good RF cable and power cycle
the DHCT.
3
If these steps do not work, return the DHCT to us for repair.
Mark the repair tag with V1. No Video.