Y Repeat the procedures in each adjustment several times, and theVCO Adjustment
frequency coverage and tracking adjustments should be finallyProcedure :
done by the trimmer capacitors.
FM RF signaltelescopic
generatorantenna
< >: AEP, UK, Singapore, Russian model onlyterminal
<< >>: East European model only0.01mF
[ ]: Italian model only
(( )) : Saudi Arabia model onlyset
AM IF ADJUSTMENT
Carrier frequency : 98MHz
Adjust for a maximum reading on level meter.Modulation : No modulation
T2455kHzOutput level : 1.38mV (�55dB)
AM FREQUENCY COVERAGE ADJUSTMENT1. Connect the frequency counter to 4 and 7 pin of IC 1 as
shown the figure below.
Adjust for a maximum reading on level meter.
2. Turn the set to 98MHz.
L4520kHz[516kHz]((516kHz))
3. Adjust RV1 for 76kHz?500Hz reading frequency counter.
1,780kHz<1,680kHz><<1,680kHz>>
CT4
[1,630kHz]((1,630kHz))[ MAIN BOARD] (Conductor side)
frequency counter
AM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.1mF
L3620kHz
CT31,400kHz
33kW
IC 1
FM IF ALIGNMENT
301
Adjust for a maximum reading on level meter.R6
T110.7MHz
4
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.7
86.5MHz<87.0MHz><<64.0MHz>>C15
L2
[87.35MHz] ((87.35MHz))C14
109.5MHz <108.3MHz>[108.25MHz]
CT2
((107.8MHz))
1615
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
86.5MHz<87.0MHz><<68.0MHz>>
L1
[87.35MHz] ((87.35MHz))
109.5MHz <102MHz>[108.25MHz]
CT1
((107.8MHz))
Adjustment Location : Main board (See page 10)
Adjustment Location : Main board (See page 10)
How to put the set into CD Test Mode
1. Set the function switch to power off.
2. Set the function switch to CD while
 key and p key pressing.
The set is into CD test mode (88 is displayed).
3. Turn the power off to release test mode.
� 9 � |