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Initial Adjustments
VI. 3
The adjustments required for operating consist of
finding the proper volume settings for recording
and reading back the data, and setting the inter
face so that it reads and writes in the proper
phase
External Address Jumper Area).
settings as follows:
Now, the appropriate output setting should be found
as follows: •
32
(using jumper 7 and 8 respectively in the
1. Insert the test cassette to read on side 1.
2. Set the tone control on your recorder for
best high frequency response.
3. Turn the volume to a middle position.
4. Load the Sync Recognition Program from
Appendix C using the front panel switches.
5. Start the program at location 3000 Hex.
6. Press the "play" button on your recorder.
7. Adjust the volume until the Sense Lights
are all l's.
nized, the Sense Lights will all be 1,
otherwise 0.
go to step 9.
8. If the Sense Lights do not come on, insert
Jumper 7 in the External Address Jumper
Area.
This will reverse the playback phase
the interface uses.
9. Adjust the volume in both directions until
the Sense Lights go out.
of this range should be used for all future
reading data.
1. Insert a BLANK tape into your recorder.
2. Load the Sync Generation Program from
Appendix B using the front panel switches.
3. Adjust your volume control to lowest posi
tion.
4. Start the program at location 301F Hex.
5. Start the recorder in record mode.
*6. Slowly and uniformly increase the volume
until it reaches the maximum.
be done so when the tape is read you can
use the timing relationship to determine
the best recording volume. *
*
On some recorders with AGC, the volume
control has no effect on recording signals.
Omit step 6 in these cases.
MIO
User Guide
First find the input
When the Sync Byte is recog
If'the lights are all l 's,
Repeat Step 7.
The middle setting
This should
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