|
Who's Online
There currently are 6008 guests online.
|
Categories
|
Information
|
Featured Product
|
|
|
|
|
There are currently no product reviews.
;
Ottima qualità grafica e completo nelle notizie. Costo abbastanza contenuto.
;
Great and quick support. The maual was exactly what I was looking for and my problem
solved. Many thanks.
;
Very good service Within one day i received a pdf of the users manual and electric circuits so I was able to measure the different voltages in the printed circuit and find out the fault Payment was also reliable and easy.Without the manual i could not have repaired.So thanks to "Search for a manual"
;
you are doing great job guys.....my father ask me to find out the schematics of Sony KV25R1D to sort out the problem ..(he was electrical technician, and excperianced with TV and simillar stuff). finally he found the cause and change all necessary parts....now he has got working old dog..and is very happy!!... thank you all.. NB..he also saved the repair cost.
;
Perfect. Received my manual within 24 hours. Clear scan of the manual I needed. No problem.
TUNER SECTION
FM SECTION
 
0 dB=1 µV
AM SECTION Setting: RADIO ON/OFF switch: ON BAND switch: AM AM Tuning Voltage Adjustment
Setting: RADIO ON/OFF switch: ON BAND switch: FM FM Tuning Voltage Adjustment
 
digital voltmeter MAIN board (VT) (GND)
+ �
digital voltmeter MAIN board (VT) (GND)

+ �
AM TUNING VOLTAGE ADJUSTMENT Adjust for a 1.0 + 0.1 Vdc reading on digital voltmeter
�0
FM TUNING VOLTAGE ADJUSTMENT Adjust for a 9.0
+0.5 �0
Vdc reading on digital voltmeter L3 108 MHz
L4 530 (531) kHz
( ): Except US model AM IF Adjustment, AM Tracking Adjustment
AM RF Signal generator Put the lead-wire antenna close to the set.
FM Tracking Adjustment
FM RF signal generator MAIN board
  
 
0.01 µF
(FM RF IN) (GND)
Modulation: 400 Hz, 30% Output level: as low possible.

Modulation: 1 kHz, 75 kHz dev. (100%) Output level: as low possible.
level meter (AC: 0.5 � 5 V range) 16 � + �
level meter (AC: 0.5 � 5 V range) 16 � set + �
set
2 jack
* Repeat the procedures in each adjustment several times, and the tracking adjustment should be finally done by the trimmer capacitors.
AM IF ADJUSTMENT Adjust for a maximum reading on level meter
2 jack
FM TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L2 87.5 MHz
T1 1000 (999) kHz
( ): Except US model
AM TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L1 (BAR ANTENNA) 620 (621) kHz CT1 1400 (1395) kHz
( ): Except US model
� 10 �
|
|
|
> |
|