71
X-MDX717, XR-MDX717
4
YES
NO
NO
YES
NO
YES
NO
Fig. 13
Fig. 14
Fig. 15
Please check the drive unit.
Please check the circumference circuit
with the solder of 29, 30, 31, 38, 39
and 40 pins of IC802.
Please check the circumference circuit
with the solder of 44, 45, 46, 47, 48
and 49 pins of IC801.
4. When you cannot smoothly select music.
Please push
4
KEY or
¢
KEY.
Is the wave forms
of Figure 13 shown with
1 pin of IC801?.
Please push
4
KEY or
¢
KEY.
Is the wave forms
of Figure 14 shown with
13 pins of IC801?.
Please push
4
KEY or
¢
KEY.
Is the wave forms
of Figure 15 shown with
19 pins of IC801?.
IC804 is broken.
