I
-
If You Have a Problem
Error Messages
RAM
CARD
REQUIRED
This message indicates that you have instructed the HP 85721A personality to
write information to a ROM card. A ROM card can only be read; a RAM card
can both be read and written to.
To solve this problem:
l Remove the ROM card from the analyzer’s memory card reader and
insert a formatted RAM card. If the RAM card needs to be formatted, see
“Formatting a RAM Card” in Chapter 3.
RAM
CARD
IS
NOT
FORMATTED,FORMAT
RAM
CARD
AND
TRY
AGAIN
This message indicates that the RAM card is unformatted.
To solve this problem:
l Format the RAM card as described in “Formatting a RAM Card” in
Chapter 3.
VIDEO
SYNC
NOT
RECOGNIZED
This message indicates that a TV line with horizontal sync could not be
found.
To solve this problem:
l Connect coupler as shown in Figure 3-4 in Chapter 3.
l Turn off channel scrambling.
4-11
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