Circuit Alignment - Sanyo C21EF27 Service Manual

CIRCUIT ALIGNMENT

VIF alignment
SETTING
DC 15.5V
AGC voltage (4.3-4.5V)
Output probe
Input probe
Marker frequency
Sweep ATT
0dB=176mVrms/75
Service manual-EC5 chassis
C644 +
By using T141, adjust "P" to
IC201-pin48
be maximum amplitude.
IC201-pin45
(Side b)
IC201-pin7
38.9MHz
20dB
Input probe
Adjustment
-9-
10kΩ
0.002µF
75Ω
Output probe
Waveform
P
a
b
1kΩ