E-F Balance (1 Track Jump) check
(Without remote commander)
Adjustment Location:
[BD BOARD] (Conductor Side)
Procedure:
1. Connect oscilloscope to test point TP (TEO) on BD board.
2. Turned power switch on.
3. Put disc (YEDS-18) in to play the number five track.
4. Press the “
P
(Pause)” button. (Becomes the 1 track jump
mode)
5. Check the level B of the oscilloscope's waveform and the A
(DC voltage) of the center of the Traverse waveform.
Confirm the following:
+
–
BD board
TP (TEO)
TP (VC)
oscilloscope
Center of the waveform
B
level : 500 mV
±
100 mVp-p
symmetry
A (DC voltage)
0V
A – B
2 (A + B)
×
100 = ±7 (%)
1 track jump waveform
IC103
CNU102
IC101
IC
I02
RF
FOK
VC
FEO
TEO
GND
CNU101
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