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5. RF/Servo Circuit
A.
CHECK POINT (General)
Does signal goes
"High" to IC206 Pin
when
194
the power is on?
YES
Does signal
pulse input to IC206 Pin
,
58
when the power
is on?
YES
Does TTL
pulse output to IC206
Pin
, ?
140
142
YES
Is IC206
Pin
,
,
,
voltage
83
84
88
89
about 2.2V?
YES
END
NO
NO
59
NO
(IC206 soldering or IC defect).
NO
(IC700 soldering or IC defect).
Check "2.µ-COM Part".
Does
33.8688MHz clock input
to IC206 Pin
?
63
YES
Replace IC206
Replace IC700
54
NO
Replace X301 or IC308
(30MHz clock defect)
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