Daewoo DTQ-21USSP Schematic

http : //svc.dw June. 2003e.co.kr

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(http://svc.dwe.co.kr)

DAEWOO ELECTRONICS Corp.

Service Manual

S/M No. :TCN220F/NSEFO-R1

8 ohm 7.5W 2EA

DTQ-21U6SC
DTQ-21U6SS
DTQ-21U8SC
DTQ-21U8SS
DTQ-21U6SSP

U.S.A,Canada,Mexico

Chile,Peru,Philippines

CN-220F

DTQ-14D7SS
DTQ-20D7SS
DTQ-21D7SS
DTQ-14D7SSP
DTQ-20D7SSP
DTQ-21D7SSP
DTQ-20S1SSF

U.S.A,Canada,Mexico

Chile,Peru,Philippines

CN-220NS

CN-220F/NS

DTQ-21U6SC
DTQ-21U6SS
DTQ-21U8SC
DTQ-21U8SS

DTQ-14D7SS
DTQ-20D7SS
DTQ-21D7SS

120V, 50/60Hz

DTQ-14D7SS :

67W

DTQ-20D7SS :

76W

DTQ-21D7SS :

88W

3W+3W

3W+3W

DTQ-21U6SSP

DTQ-14D7SSP
DTQ-20D7SSP
DTQ-21D7SSP

220V, 50/60Hz

DTQ-14D7SSP :

69W

DTQ-20D7SSP :

78W

DTQ-21D7SSP :

90W

5W+5W

DTQ-20S1SSF

80-275V, 50/60Hz

7W+7W

78W

1

2

DTQ-21U6SC
DTQ-21U6SS
DTQ-21U8SC
DTQ-21U8SS

DTQ-21U6SSP DTQ-14D7SS

DTQ-20D7SS
DTQ-21D7SS

120V, 50/60Hz

DTQ-14D7SS

: 67W

DTQ-20D7SS

: 76W

DTQ-21D7SS

: 88W

220V, 50/60Hz

80-275V, 50/60Hz

3 W+3 W3 W+3 W

8 ohm 7.5W * 2EA

5 W+5 W 7 W+7 W

8 ohm 12W * 2EA

DTQ-14D7SSP

: 69W

DTQ-20D7SSP

: 78W

DTQ-21D7SSP

: 90W

DTQ-14D7SSP
DTQ-20D7SSP
DTQ-21D7SSP

DTQ-20S1SSF

3

TSM-4242C (FREE)

STR-F6656(FREE)

4

5

6

MODE ADJUSTMENT DATA REMARKS

MAX INITIAL

SVC2 Screen Adjustment

VIDEO LEVEL 7 7

SVC5

RF AGC DELAY 63 10 Align RF AGC threshold
FM LEVEL 31 20
AGC POINT 3.75 Select AGC reference voltage
H.PHASE 31 15 Align sync flyback pulse, using internal cross pattern(s11)
H.SIZE 63 32 Fixed
P.CUSHION 63 32 Fixed
V.POSI 63 30 Align Vertical DC Bias, using internal cross pattern(s11)
V.SIZE 127 35 Align Vertical Amplitude, using internal cross pattern(s11)

SVC6 V.LIN 31 12 Align Vertical Linearity, using internal cross pattern(s11)

V.S 31 14 (8) ( ) is 20 inch default value
TILT 63 38 Fixed
TOP.C 15 8 Fixed
BOT.C 15 8 Fixed
V.SIZE.C 7 7 Fixed
ABL.POINT 7 0
BK.LEVEL 3 3
BK.START 3 1
BRI.STOP 1 0
Y.CORING 1 0
PRE.SHOOT 3 3

SVC7 DC.REST 3 3

W.PEAK 1 1
FRESH 1 0
OSD.GAIN 3 0
OSD.GRAY 1 0
OSD.SW 1 0
HT.SW 1 1
HT.LEVEL 3 0
C.BPF 1 0
C.KILL 7 0
RB.ANGLE 15 0
G.ANGLE 1 0

SVC7-2 C.EXT 1 1 (0) ( ) is 220NS default value

FILTER 7 (1) ( ) is 220NS default value
TRAP.TEST 7 0
CORING.GN 3 3
H.SIZE.CP 7 4
R.DRIVE 127 65
G.DRIVE 15 10

SVC8

B.DRIVE 127 75
R.BIAS 255 127
G.BIAS 255 127
B.BIAS 255 127
SCR R-BIAS 255 0
SCR G-BIAS 255 127
SCR B-BIAS 255 0

SVC-8 SCR R-DRIVE 127 64

SCR G-DRIVE 15 10
SCR B-DRIVE 127 64
SCR BRIGHT 127 80 (100) ( ) is 220NS default value
SUB BRIGHTNESS 127 70 Align common RGB DC level
CONTRAST 28 27
TINT 77 40 (32) ( ) is 220NS default value

SVC9

COLOR 27 15 (27) ( ) is 220NS default value
SHARPNESS 13 13
FM/AM PRE 127 45 (55) [75] ( ) is SSPand [ ] is SSF default value.
SCART PRE 127 45 (55) [70] ( ) is SSPand [ ] is SSF default value.
MONI VOL 127 60 (36) [70] ( ) is SSPand [ ] is SSF default value.
H.B.R 7 4
H.B.L 7 5
H.BLK.SW 1 1

SVC10 AFG&G 1 1

H.FREQ 63 36
V.SEP 1 0
V.COUNT 1 0
Internal Black Display Internal Black Pattern

SVC11

Internal 100% White Display Internal 100% White
Internal 60% White Display Internal 60% White
Internal Cross Pattern Display Internal Cross Pattern

SVC12 Forwarding Mode Factory Initialization

7

ALIGNMENT INSTRUCTIONS

8

15
32
32
30
35
12
14
38
8
8
7

9

40 (32) ; ( ) is CN-220NS default value

15 (27) ; ( ) is CN-220NS default value

10