DISCO DAD 2H/6T, Руководство по устранению неисправностей

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WHAT AND HOW TO CHECK REMEDIAL ACTION
6-1. (1) Check if P-ROM is correctly set. 6-1. (1) Reset it, if it is incorrectly set.
(2) Check the CLOCK Power Output by using a
synchroscope. See the figure (on page 25). (Fig. 1)
(2) If a normal output waveform as shown in the figure
is obtained, this board would seem to be operating
correctly and the driver P.C. board would appear to
be defective.
If this board is found to be defective, replace it with
a spare one.
6-2. (1) Same as in 6-1 (2). 6-2. (1) Same as in 6-1 (2).
6-3. (1) Same as in 6-1 (2). 6-3. (1) This phenomenon may be observed when no output
is delivered from one line, as shown in Fig. (1) of 6-
1 (2).
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