DAEWOO ELECTRONICS DV-F882DY-C Service Manual page 17

4. 5.5 (6.0) MHz SOUND
Adjustment Parts Checking Point
L109
• Connection Method
#3
J1
L105
IC101
GND
SIGNAL
GENERATOR
• Adjustment Procedure
1) Supply +5V DC to Pin No.3 GND to Pin No. 1 of P101.
2) Connect the signal generator output to TP3 and GND to TP1.
3) Connect the oscilloscope to TP4.
4) Adjust L109 to obtain the maximum level of TP4.
Measuring Equipment
TP4
L109
97P651111A
P102
TP1
L108
J7
TP4
L103
TP2
TP3
J4
Z101
J19
fc: 6.0MHz (I)
OUT
fm: 1KHz (50kHz FM MODULATION)
Output Level: 100dBµV (75Ω loaded)
Condition of Adj.
Oscilloscope
Signal Gen
C181
R163
J15
D101
C178 C176
C182
C153
IC104
5.5MHz (B/G)
14
Input Signal
Refer to the
EE Mode
followings
P101
CH-1
Oscilloscope