Service Manuals, User Guides, Schematic Diagrams or docs for : Daewoo TV cp-776

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cp-776


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Service Manual
     59 / 66 Cm STEREO Colour Television
                       CHASSIS : CP-776

                        MODEL : DTL- 25G6F
                                DTL- 25G7F
                                DTL- 28G2F
                                DTL- 28G6F
                                DTL- 28G7F
                                DTL- 28G8F




DAEWOO ELECTRONICS CO., LTD.
http://svc.dwe.co.kr                Sep,1999
                                CONTENTS

 1. Specifications   . . . . . . . . . . . . . . . . . . . . . . . . . 1

 2. Safety Instruction . . . . . . . . . . . . . . . . . . . . . . . 3
 3. Circuit Block Diagram     . . . . . . . . . . . . . . . . . . . . . 4

 4. Alignment Instructions . . . . . . . . . . . . . . . . . . . . . 5
 5. IC Description   . . . . . . . . . . . . . . . . . . . . . . . . . 8

 6. IC DC Voltage charts    . . . . . . . . . . . . . . . . . . . . . 33

 7. Circuit Description     . . . . . . . . . . . . . . . . . . . . . . 36

 8. Service Parts List/Recommendable Spare Parts List . . . . . . . 41
 9. Mechanical Exploded View       . . . . . . . . . . . . . . . . . .   49

10. Printed Circuit Board    . . . . . . . . . . . . . . . . . . . . .   55

11. Schematic Diagram       . . . . . . . . . . . . . . . . . . . . .    56
  Specifications

CRT                 25" : A59EAK071X11 (PHILIPS)
                    28" : A66EAK071X11 (PHILIPS)
System              PAL/SECAM-B/G, D/K, PAL-I, SECAM-L/L', NTSC-3.58/4.43(Play back)
Main Voltage        230V AC, 50Hz
Power Consumption   Stand-by mode : 2.5 Watts
                    Normal operating mode : 25" = 75 Watts
                                                28" = 75 Watts
Sound output        7 + 7 Watts, 10 % THD at RF 60 % mod. (1      )
Speaker             12W 8 ohm x 2 EA
Antenna             75 ohm unbalanced input
Impedance
Tuning system       Frequency Synthesizer(FS) Tuning System
Tuner               DT5-BF14D, EL2782-105-B
Number of           100 programs
program
Aux. Terminal       21 pin EURO-SCART jack ( AV input, TV output, RGB input )
                    21 pin EURO-SCART jack ( AV input, S-VHS input )
                    RCA type AV input jack
                    Headphone jack (3.5 mm )
Remote controller   R-28B07 with 2 "AA" type batteries
Teletext            8 pages memory TOP & FLOF
                    - West option :English, German/Dutch/Flemish, French, Italian,
                         Spanish/Portuguese, Swedish/Finnish/Danish, Czech/Slovak
                    - East option : Polish, Czech/Slovak, Rumanian, Hungarian, Servo-croat,
                         German/Dutch/Flemish, French, Italian
                    - Turkish option : Turkish, English, German/Dutch/Flemish, French,
                         Italian, Spanish/Portuguese, Swedish/Finnish/Danish
OSD language        - West : English, German, French, Italian, Spanish, Netherlands, Portuguese,
                         Danish, Swedish, Finnish, Norwegian
                    - East : Polish, Rumanian, Czech, Hungarian




                                                      1
 21 PIN EURO-SCART

PIN   Signal Designation                                             Matching Value
1     Audio Out(linked with 3)                                       0.5Vrms,lmp<1                        (RF 60% MOD)
2     Audio In(linked with 6)
3     Audio Out(linked with 1)                                       0.5Vrms,lmp<1                        (RF 60% MOD)
4     Audio Earth
5     Blue Earth
6     Audio in (linked with 2)                                       0.5Vrms,lmp>10
7     Blue in                                                        0.7Vpp 3dB ,lmp75
8     Slow(Function) Switching                                       TV:0-2V,PERI:9.5-12V,lmp>10
9     Green Earth
10    NC
11    Green In                                                       0.7Vpp 3dB
12    NC
13    Red Earth
14    NC
15    Red In, C In                                                   0.7Vpp 3dB,lmp75
16    Rapid(Blanking) switching
17    Video Earth
18    Rapid Blanking Earth
19    Video Out                                                      1Vpp             3dB,lmp75
20    Video In, Y In                                                 1Vpp             3dB,lmp75
21    Common Earth




                       20        18        16        14        12        10       8       6       4       2


                  21        19        17        15        13        11        9       7       5       3       1




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