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XL-V163TN/V164BK
XL-V263TN/V264BK
Adjustment Procedures
CVC
FE BIAS
ADJ.
PTTY
R512
PTs
TP8@-@
VT
W
=—_ =
T GAIN
EF
ADJ.( R604)
BALANCE
re
1c601
1€501
(R513)
Wi FE Bias
1.
Connect an oscilloscope to TP 5(FE) and TP 4(GND).
2.
Adjust R512(FE bias) so that the DC voltage at TP 5 becomes 0 + 10mvV.
MEF
balance
1.
Connect an oscilloscope to TP 7(TE) and TP 4(GND).
2.
Load a disc and press the play button.
3.
Short-circuit between TP 2(TEST) and TP 4(GND).
4.
Adjust R513(EF balance) so that the center of the waveform at TP 7(TE) bocomes OV.
(No.20392)1-29
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