DAEWOO ELECTRONICS DTQ-29G1TS User manual

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TABLE OF CONTENTS
1. SPECIFICATIONS........................................................................................................................... 2
2. EXTERNAL VIEW............................................................................................................................ 3
3. BLOCK DIAGRAM ......................................................................................................................... 6
4. ALIGNMENT INSTRUCTION ......................................................................................................... 7
5. IC DESCRIPTION ........................................................................................................................... 15
6. CIRCUIT DESCRIPTION ................................................................................................................ 29
7. TROUBLE SHOOTING GUIDE .......................................................................................................32
8. ELECTRICAL PARTS LIST............................................................................................................. 40

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1. SPECIFICATIONS
MODEL NAME DTQ-25G1TS/TSP DTQ-29G1TS/TSP DTQ-29G3TS/TSP
TV Standard NTSC-M NTSC-M NTSC-M
Main Voltage TS: 120V 60Hz
TSP:220V 50/60Hz TS: 120V 60Hz TSP:220V 50/60Hz TS: 120V 60Hz TSP:220V 50/60Hz
Power Consumption 115W 125W 125W
Tuning System Frequency Synthesizer Frequency Synthesizer Frequency Synthesizer
Receiving Channels 181 Channels 181 Channels 181 Channels
Sound Output 3W 3W 3W
Speaker 7W 16
 7W 16  7W 16 
Antenna Input Impedance 75
 75  75 
CRT A59KTB41
 02(D) A68KTB141  010 A68AEG25  02
AUX. Terminal
(INPUT) Front : Video, Audio(R/L) Rear : Video, Audio(R/L) Front : Video, Audio(R/L) Rear : Video, Audio(R/L) Front : Video, Audio(R/L) Rear : Video, Audio(R/L)
AUX. Terminal
(OUTPUT) Front : Earphone (Stereo) Rear : Video, Audio(R/L) Front : Earphone (Stereo) Rear : Video, Audio(R/L) Front : Earphone (Stereo) Rear : Video, Audio(R/L)
Weight 33kg 44kg 44kg
Remocon Type R-35H13 R-35H13 R-35H13
Dimension (BOX)
(SET) 779
 532  604mm
728
 520  459mm 887
 692  565mm
807
 606  500mm 897
 664  580mm
758
 560  486mm
Special Function 2 Channel PIP Function 2 Channel PIP Function 2 Channel PIP Function
3-language OSD 3-language OSD 3-language OSD
With Caption With Caption With Caption
CH Label CH Label CH Label
Auto Demo Auto Demo Auto Demo
Stereo/SAP Stereo/SAP Stereo/SAP

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2. EXTERNAL VIEW
MODEL NAME :DTQ-29G1TS/TSP
DTQ-25G1TS/TSP
FRONT VIEW
REAR VIEW

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MODELNAME:DTQ-29G3TS/TSP
FRONT VIEW
REAR VIEW

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1 POWER
Use this button to turn your TV on or off.
2 MUTE
Use to turn the TV’s sound on and off.
3 PIP ON/OFF
Use this button to turn PIP on/off.
4 PIP POSITION
Use this button to turn PIP display position.
5 PIP SOURCE
Use this button to select PIP source.
6 PIP SWAP
Use this button to exchange PIP source and main source.
7 PIP STILL
Use this button to stillPIP source.
8 0-9
Use these buttons to change channels.
9 SLEEP
Use this button to program the TV to turn off after a certain
time.
10 RECALL
- Use this button to display the channel
number, channel labeland stereo status
- Use this button repeatedly to select the
main menu or sub menu.
11 TV/VIDEO
Use this button to select main picture source.
12 FAVORITE CH
Use this button to scan through your favorite channels
only skipping other channels you do not normally watch.
13 CAPTION
Use this button to select a caption mode.
14 MTS
Use this button to selectone mode ofMono,Stereo or SAP
15

CH

Use this button to change main channel/PIP channelor select items in the menu system.
16

VOL

Use this buttons to change TV’s sound volume,to activate selections in the menu system, or to change
audio and video setting.
17 MENU
Use this button to turn the TV’s menu system on and off.
REMOCON

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3. BLOCK DIAGRAM

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4. ALIGNMENT INSTRUCTION

Service Mode Adjustment
1. How to enter into Service Mode

Directthe remote control to the reception window of TV.

Push buttons of remote controlin sequence.
1

MUTE

RECALL

MUTE

Then, the screen will appear as follows.
When you select a item, its turns into the red.
2. How to memorize the adjusted settings in service mode
; Must press RECALL button the state which the screen is displaying each of service menus after all
adjustments are completed each of all service menu.

PCB ADJUSTMENT
1. APC DET & PLL Tuning adjustment.(S5)

Receive the signal ofRF 100% Full color bar 85dB

.

Select the S5 of service mode to display items, then press the

CH

.

Select AUTO ADJ, execute Auto adj.Start.

Confirm the OSD ofAuto adj.OK.

Press the RECALL key of service remote controlto store.
S2 SCRN
S5 IFC
S6 GEO
S8 W/B
S9 DP
S10 MTS
S12 FACT
S7 PIP

Prev

Select

Adjust
IF CONTROL
# RF.AGC.D 32
APC.DET 31 AGC.DET 1
PLL.TUN 69 AGC.DEF 0
VIDEO L 4
FM.LEV 16

Move

Adjust
RECALL : SET
# AUTO ADJ START

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2. STEREO/SAP AUTO ADJUSTMENT(S11)

Receive theZenith MTS signal of 1kHz CH.

Select the S10 ofservice mode to display items, then press the

CH

.

Select Auto off, then execute Auto on.

Press the RECALL key of remote control to store.

Select L only or R only channel, then confirm stereo separation.

ASSEMBLY ADJUSTMENT
1.SCREEN ADJUSTMENT(S2)

Select the S2 of service mode to display items,then press the

VOL

.

Adjust the Screen Volume of FBT in order to horizontal line of screen disappear.

Press

VOL

of remote control.
2.FOCUS ADJUSTMENT(FBT FOCUS VR)

Receive the Retma pattern.

Adjust the Focus Volume of FBT to obtain the clearest picture.
3. Geometric Adjustment(S6)

Receive the Retma Pattern.

Select the S6 of service mode to display items,then press the

CH

.

HorizontalCenter Adjust.

Select H_Phase, then adjust step so that the left & right width of picture be same.

Vertical Center Adjust.

Select Ver_DC, then adjust V.DC so that the horizontalline of Retma Patterns center may meet with
the mechanical center of CRT.

Vertical Size Adjust.

Select V_Size, then adjust V_Size so that the center of circumference of big circle may meet with the
upper and lower sides of the screen.
MTS READ ALR1:10h ALR2:89h
INPUT LEVEL 8
SC 0 A1X 16
VR 94 TZCM 1 A2X 9
VL 94 LMU 0 AT 0
GMU 0 EF 0 TC 0
CCD 1 STS 1

Move

Adjust
RECALL : SET
# AUTO OFF

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
Press the RECALL key of remote controlto store.

HorizontalSize Adjust.

Adjust RV401 so that 2-2 point of the horizontal screen may meet with the R/L side.

Side Pincusion Correction Adjust.

Receive the Cross Hatch Pattern.

Adjust RV402 so that the verticalline is perpendicular.
GEOMETRY
# V.DC 32
# V.SIZE 32
NO SD POWER OFF YES

Move

Adjust
RECALL : SET
# H_PHASE 4
1 1