Daewoo Dtf 2950 Service Manual

Service Manual
 Caution
 : In this Manual, some parts can be changed for improving. their
   performance without notice in the parts list. So, if you need the
   latest parts information, please refer to PPL(Parts Price List)in 
   Service Information Center.
S/M No.TCP850XEF0
CHASSIS : CP-850FX
MODEL : DTF-2950-100D
DTF-2950GB-100D
DTF-2950K-100D
SEP.2006
 

CP-850FX Service Manual 
 
Europe R&D 
1 CONTENTS
 
 
DOCUMENT HISTORY ................................................................................................................. 5
 
1 MAIN FEATURES...................................................................................................................6 
1.1 SPECIFICATIONS .............................................................................................................. 6 
1.1.1...

CP-850FX Service Manual 
 
Europe R&D 
2 4.4.1.5
 German 2-Carrier System (DUAL FM System) ......................................................... 30 
4.5 TDA4470 - MULTISTANDARD VIDEO-IF AND QUASI PARALLEL SOUND PROCESSOR....... 33 
4.5.1 DESCRIPTION............................................................................................................ 33 
4.5.2 FEATURES.................................................................................................................. 33 
4.5.3...

CP-850FX Service Manual 
 
Europe R&D 
3 5.4.2.4
 Black Level Expander/Compressor (BLEC) .............................................................. 51 
5.4.2.5 Luma Sharpness Enhancer (LSE) ............................................................................ 51 
5.4.2.6 Dynamic Peaking...................................................................................................... 51 
5.4.2.7 Luma Transient Improvement (LTI)...

CP-850FX Service Manual 
  
Europe R&D 
4
5.10.2.4
 Cancellation of 
OLP Circuit........................................................................\
............... 69 
5.10.3 FB Terminal (Pin. 6) ........................................................................\
........................... 70 
5.10.3.1 Constant Voltage Control Circuit........................................................................\
..... 70 
5.10.4 OCP/BD Terminal (Pin 7)...

CP-850FX Service Manual 
 
Europe R&D 
5 DOCUMENT HISTORY
 
 
VERSION DATE COMMENTS 
V1.00  31/07/06  Creation of document (Author JS KIM) for project CP-850FX 100Hz TV. 
   
 
 

CP-850FX Service Manual 
 
Europe R&D 
6 1 MAIN FEATURES
 
1.1 SPECIFICATIONS
 
1.1.1 GENERAL 
 
TV standard    PAL/SECAM-B/G, D/K, PAL-I/I, SECAM-L/L’ 
 Tuner PAL, SECAM Colour system 
  AV  PAL, SECAM, PAL 60, NTSC M, NTSC 4.43 
Sound system    NICAM B/G, I, D/K, L, 
FM 2Carrier B/G, D/K 
Power 
consumption   105W 
Sound Output 
Power   7W x 2 (at 60% mod, 10%THD) 
Speaker    12W  8 ohm x2 
Teletext system    9 pages memory FASTEXT (FLOF or TOP) 
Aerial input    75 ohm unbalanced 
Channel coverage...

CP-850FX Service Manual 
 
Europe R&D 
7 10 N.C.   
11 Green Input 
0.7 Vpp ± 0.1V, Impedance 75Ω 
12 N.C.   
13 Red Earth   
14 Blanking Earth   
15 Red Input 
0.7 Vpp ± 0.1V, Impedance 75Ω 
16 Fast Switching 
0 to 0.4V : Logic “0”, 1 to 3V : Logic “1”, Impedance 75Ω 
17  Video Out Earth   
18  Video In Earth   
19 Video Output 
1 Vpp ± 3dB, Impedance 75Ω 
20 Video Input 
1 Vpp ± 3dB, Impedance 75Ω 
21 Common Earth   
1.1.3  EURO-SCART 2 (21 Pin) 
Pin Signal Description Matching value 
1  Audio Output...

CP-850FX Service Manual 
 
Europe R&D 
8 1.2 CHANNEL/FREQUENCY TABLE
 
CHANNEL EUROPE CCIR FRANCE GB(IRELAND) EAST OIRT 
C01 46.25 - 45.75 49.75 
C02 48.25 55.75 (L) 53.75  59.25 
C03 55.25 60.5 (L) 61.75  77.25 
C04 62.25 63.75 (L) 175.25  85.25 
C05 175.25 176.00 183.25  93.25 
C06 182.25 184.00 191.25 175.25 
C07 189.25 192.00 199.25 183.25 
C08 196.25 200.00 207.25 191.25 
C09 203.25 208.00 215.25 199.25 
C10 210.25 216.00 223.25 207.25 
C11 217.25 189.25 (LUX) 231.25  215.25 
C12 224.25 69.25 (L)...

CP-850FX Service Manual 
 
Europe R&D 
9 C47 679.25 679.25 679.25 679.25 
C48 687.25 687.25 687.25 687.25 
C49 695.25 695.25 695.25 695.25 
C50 703.25 703.25 703.25 703.25 
C51 711.25 711.25 711.25 711.25 
C52 719.25 719.25 719.25 719.25 
C53 727.25 727.25 727.25 727.25 
C54 735.25 735.25 735.25 735.25 
C55 743.25 743.25 743.25 743.25 
C56 751.25 751.25 751.25 751.25 
C57 759.25 759.25 759.25 759.25 
C58 767.25 767.25 767.25 767.25 
C59 775.25 775.25 775.25 775.25 
C60 783.25 783.25 783.25 783.25 
C61...