File name S61A Model CS25M20SSNSKLG, CS29M20SPNS_KLG, CS29M20SSNSKLG.pdfCOLOR TELEVISION RECEIVER
Chassis : S61A(P)Negitiator_Rev.2 Model : CS25M20SSNSKLG CS29M20SPNS/KLG CS29M20SSNSKLG
SERVICE
COLOR TELEVISION RECEIVER
Manual
CONTENTS 1. 2. 3. 4. 5. 6. Specifications Alignment and Adjustments Exploded Views and Parts List Electrical Parts List PCB Diagram Schematic Diagrams
ELECTRONICS
This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.
© Samsung Electronics Co., Ltd. Apr. 2005
Printed in Korea AA82-02379A
Specifications
1. Specifications
Cou n try
I NDE X
O r ig i n M ark C ol o r Demodulation Sou nd R ec e iv ing was So u nd Demodulation Ant e nna
Mad e i n lo cal countr y of Made in KOREA(Samsung)
PAL/ SECAM /NTSC 4 . 43 /NTSC 3. 58
Quas i - s plit
VIRTUAL DOLBY ( N ICAM/STEREO)
F I X E D
7 5ohm D IN - J ack (V/U)
Cha nnel s earch
F/S REMOCON
C hannel nu mbers
Ai r+ CATV ( 41CH )
Input volt age Power Input f requenc y Powe r S TR
AC 160V~ 300V
50Hz
5Q 15 65RF
Power insu l at ion
S MPS /C OLD
U n f i x e d
Rece iving(P/G) CH
VHF: 2~12, UHF : 21~6 9 , CAT V : S1~ S 41C H
BRAND/BUY E R
SAM SUN G /B WT ( Depend on the Buyer)
S af e t y Power co rd /
Pol ari t y
* S i mple 100H z SCAN
G OS T
CP2 /N O
C haract e r
* 2 S CARTS / HALF TONE OSD * 2T- PIP
Samsung Electronics
1-1
MEMO
1-2
Samsung Electronics
Alignment and Adjustments
2. Alignment and Adjustments
2-1 Adjustments
2-1-1 General Alignment Instructions
Usually, a color TV needs only slight touch-up adjustment upon installation. Check the basic characteristics such as vertical size, horizontal size, and focus. Observe the picture and check for good black and white details. There must be no objectionable color shading: If color shading is present, demagnetize the receiver. If color shading persists, re-do purity and convergence adjustments. Note : 1. This `4. Alignment and Adjustments' applies to S61A chassis applications. 2. AC Power Supply: 160~300V or 100~240V, 50Hz 3. This service manual has been written on the basis of domestic remote-control model adopting S61A chassis. Depending on sales location and product specifications, some of specifications herein may be changed.
2-1-2 Focus Adjustment
S61A contains a dynamic focus circuit. When CRT PCB, FBT or CRT is replaced, be sure to adjust in the following sequence: Focus Adjustment 1. Input a crosshatch pattern. 2. Select "Standard" from the menu, 3. Turn the Static Focus VR clockwise to set it to its maximum. 4. Turn the Static Focus VR counterclockwise slowly for the clearest center vertical line. 5. Turn the Dynamic Focus VR clockwise slowly for the clearest third line. 6. Check for the FOCUS of entire screen. If necessary, re-do adjustments 3~5.
Samsung Electronics
2-1
Alignment and Adjustments
2-1-3 Screen Voltage Adjustment
1. Input a Toshiba pattern. 2. Use an oscilloscope to identify RK, BK, GK. And then adjust FBT Screen VR so that the voltage |