Sharp GX-68Z

TUNER SECTION
ADJUSTMENT
fL: Low-range frequency
fH: High range frequency
. AM IF/RF
Test Stage
Specified value/
Adjusting Point
instrument Connection
IC
7-9
/ Input: Antenna
I
II
MW band
I.3
I fL: L5
/ Output: Pin 5 of IC2
coverage
1 fH: TC3
* FM IF/RF
Test Stage
IF
Detection
Band coverage
Tracking
Specified value/
Adjusting Point
Instrument Connection
Tl
T2
fL: L2
Input: Antenna
fH: TC2
Output: Pin 9 of IC2
88.0 MHz: Ll
108.0 MHz: TCl
I TIMER PWB-~3 I
,
40&, ,/’
‘) IC551
. Clock Reference Frequency
Adjusting Point
Specified value
Instrument Connection
TC551
32,768 kHz + 0.15 Hz
1
Pin 40 of IC551
Figure 8-l ADJUSTMENT POINTS
/TUNER PwB-cl
Figure 8-2 CLOCK REFERENCE FREQUENCY
I TC5
Figure 8-3 ADJUSTMENT POINTS
-8-