Más videos en http://www.eltallerdelectronica.com En este video muestro el método que utilizo para buscar una falla en un ...
TV Sony CRT ,come entrare nel menu di servizio .
SERVICE MANUAL
MODEL
COMMANDER DEST CHASSIS NO.
BE-3E
MODEL
COMMANDER
CHASSIS
CHASSIS NO.
DEST
KV-28FX20A KV-28FX20B KV-28FX20D KV-28FX20E KV-28FX20U
RM-887
Italian
SCC-Q22A-A
RM-887
French
SCC-Q23A-A
RM-887
AEP
SCC-Q21A-A
RM-887
Spanish
SCC-Q24A-A
KV-28FX201A KV-28FX201B KV-28FX201D KV-28FX201E
RM-887
Italian
SCC-Q22C-A
RM-887
French
SCC-Q23C-A
RM-887
AEP
SCC-Q21C-A
RM-887
Spanish
SCC-Q24E-A
RM-887
UK
SCC-Q25A-A
SECTION 4 CIRCUIT ADJUSTMENTS
4-1. ELECTRICAL ADJUSTMENTS
Service adjustments to this model can be performed using the supplied Remote Commander RM-887.
PICTURE ADJUSTMENT
AFC mode
7 Adj 5 ON/OFF
HOW TO ENTER INTO SERVICE MODE
1. 2. Turn on the main power switch and enter into the stand-by mode. Press the following sequence of buttons on the Remote Commander.
REF position SCP BGR SCP BGF Trap fo Sub contrast Sub colour
+
(ON SCREEN DISPLAY)
(DIGIT 5)
+
(VOLUME +) (TV)
Sub brightness Green drive Blue drive Green cutoff Blue cutoff
`TT--' will appear in the upper right corner of the screen. Other status information will also be displayed. 3. Press `MENU' on the remote commander to obtain the following menu on the screen.
Gamma Pre / overshoot Y delay D Pic D Colour DC Transfer
GEOMETRY ADJUSTMENT - 4:3 TEST MENU V size > Picture Adjustment Geometry Wide IC status MSP Dynamic Convergence Current TV status V position S Correction V Linearity H size H position Pin Amp Pin Phase AFC Bow AFC Angle EHT V ...
3-5. WHITE BALANCE
WHITE BALANCE ADJUSTMENT
1. 2. 3. 4. 5. 6. 7. Input an all white signal from the pattern generator. Enter into the Service Mode. Enter into the `Picture Adjustment' service menu. Select `Sub contrast' and adjust to 7. Select the `Green drive' and adjust so that the white balance becomes optimum. Select the `Blue drive' and adjust so that the white balance becomes optimum. Press the `TV' button on the remote commander to return to TV operation.
PICTURE ADJUSTMENT
AFC mode REF position SCP BGR SCP BGF Trap fo Sub contrast Sub colour Sub brightness Sub hue Green drive Blue drive Green cutoff Blue cutoff Gamma Pre / overshoot Y delay
0 Adj 3