Daewoo DLP-32G1P Bedienungsanleitung

Service Manual

LCD TV

CHASSIS : SL-601P

Model :

S/M NO. : TSL601PEF1

May 2008

DLP-32G1

DLP-32G1P

DLP-32G1R

DLP-32G1T

DLP-32G1W

DLP-32G1LPB

DLP-32U1

DLP-32U1P

DLP-32U1R

DLP-32U1T

DLP-32U1W

DLP-32U1LPB

DLP-32U2

DLP-32U2P

DLP-32U2R

DLP-32U2T

DLP-32U2W

DLP-32U2LPB

DLP-32C5

DLP-32C5P

DLP-32C5PD

DLP-32C7

DLP-32C7P

DLP-32C7PB

BLT-32U10A

(TAGAZ OEM)

DLP-37G1

DLP-37G1P

DLP-37C7

DLP-37C7P

DLP-37C7PB

DLP-42G1

DLP-42G1P

DLP-42C1

DLP-42C1P

DLP-42C5

DLP-42C5P

DLP-42C5PD

DLP-42C7

DLP-42C7P

Contents

1.Safety Precaution 3

2.Product Specification 4

2-1.Product Specification 4

2-2.Available Input Signal 5

3.Block Diagram 6

4.Description of Each Block 7

4-1.Overview 7

4-1-1.SCART1 RGB 8

4-1-2.SCART2_CVBS 9

4-1-3.AV3_S-VIDEO 9

4-1-4.COMPONENT_Y Pb Pr 10

4-1-5.HDMI 11

4-1-6.PC 11

4-1-7.Sound I2S 13

4-1-8.Sound Output 14

4-2.POWER PCB 14

4-2-1.Input Requirements 14

4-2-2.Output Voltage and Current 15

4-2-3.Ripple and Noise 16

4-2-4.Connectors 17

5.SERVICE MODE 19

6.Main PCB Trouble Diagnosis 20

6-1.Main PCB Trouble Diagnosis 20

6-1-1.Common checking process when “No signal or No raster” 20

6-1-2.When No Sound 27

6-1-3.When Control Key does not operate 29

6-1-4.When Remote Controller does not operate 30

6-2.POWER PCB 32

7.Trouble Diagnosis 33

7-1.Facts you must know when Diagnosis or Repairing 33

7-2.Typical Symptoms of PCB problem or bad connection 34

8.Exploded View 35

9.Service Part List 46

10.Circuit Diagram 54

-2-

-3-

1. Safety Precautions

(1) When moving or laying down a LCD Set, please deal with care. Avoid any impact

towards the LCD Set.

(2) Do not leave a broken LCD Set on for a long time. To prevent any further damages,

after check the broken Set’s condition, make sure to turn the power(AC) off.

(3) When opening the BACK COVER, you must turn off power(AC) to prevent any

electric shock.

(4) When loosening screws, check the connecting position and type of the screw. Sort

out the screws and store them separately because screws holding PCBs are

working as electric circuit grounding. Make sure to check if any screw is missing

when assembling.

(5) A LCD Sets contains different kinds of connector cables. When connecting or

disconnecting connector cables, check the direction and position of the cable

beforehand.

(6) When disconnecting connectors unplug the connectors slowly with care.

(7) Connecotrs are designed so that if the number of pins or the direction does not

match, connectors will not fit. When having problem in plugging the connectors,

make sure to check their kind, position and direction.

-4-

2. Product Specification

2-1.PRODUCT SPECIFICATION

Features 32 inch Model 37 inch Model 42 inch Model

LCD Panel

Screen Size 32" 37" 42"

Aspect Ratio 16 : 9 16 : 9 16 : 9

Resolution 1366x768(WXGA) 1366x768(WXGA) 1366x768(WXGA)

Pixel Pitch 170.25um x 510.75um x

RGB 0.200mm x 0.600mm x RGB 0.227mm x 0.681mm x RGB

Contrast Ratio 5000 : 1 5000 : 1 5000 : 1

TV System

Receiving

System PAL,SECAM, NTSC(AV) PAL,SECAM, NTSC(AV) PAL,SECAM, NTSC(AV)

Stereo FM MONO / 2-Carrier,

NICAM

FM MONO / 2-Carrier,

NICAM

FM MONO / 2-Carrier,

NICAM

Channel Memory ANALOG : 0~99CH ANALOG : 0~99CH ANALOG : 0~99CH

Input

Connector

RF 75 Ohm Coaxial 75 Ohm Coaxial 75 Ohm Coaxial

S_Video 1 1 1

SCART 2 2 2

Component RCA x 1 RCA x 1 RCA x 1

PC RGB D-Sub x 1 D-Sub x 1 D-Sub x 1

PC Audio 3.5mm Mini-Jack 3.5mm Mini-Jack 3.5mm Mini-Jack

HDMI 2 2 2

Output

Connector Headphone 3.5mm Mini-Jack 3.5mm Mini-Jack 3.5mm Mini-Jack

Sound Output 9W 9W 9W

Power

Consumption Max LPL : 115W

Samsung : 135W 150W 200W

Power Source 110VAC~240VAC,

50~60Hz

110VAC~240VAC,

50~60Hz

110VAC~240VAC,

50~60Hz

Dimension(W x H x D)

G series : 806 x 590 x 260

U series : 806 x 588 x 260

C series : 806 x 628.5 x 240

G series : 940 x 682 x 260

C series : 940 x 720 x 328.7

G series : 1044 x 757 x 345

C series : 1037 x 791 x 329

-5-

Product Specification

2-2.Available Input Signal

2-2-1.HDMI/PC/COMPONENT

2-2-2.VIDEO

Note : '1360(6) x 768' is same with '1280 x 768'(Only different from OSD display)

- PAL, PAL-M, PAL-N

- NTSC, NTSC4.43

- SECAM

Resolution

640 x 480

800 x 600

1024 x 768

1360(6) x 768

(1280 x 768)

720 x 480

720 x 480i

720 x 576i

720 x 576

1280 x 720

1920 x 1080i

V-freg

60Hz

HDMI

OOX

72Hz

75Hz

60Hz

72Hz

75Hz

60Hz

70Hz

75Hz

60Hz

75Hz

60Hz

50Hz

60Hz

50Hz

60Hz

50Hz

OOX

PC(D-Sub) Component Standard

VESA Standard

-6-

3. Block Diagram

.Block Diagram

-7-

SCART1_RGB

SCART2_CVBS

AV3_SVIDEO

COMPONENT_YPbPr

HDMI1/2

4. Description of Each Block

4-1.Overview

Digital PCB is Multi Media circuit board that can process various input signals such as Video,

Component, PC, HDMI and analog TV signal.

-8-

Description of Each Block

4-1-1. SCART1_RGB

“R signal(input to IC501), LOC : LCA12”

G signal(input to IC501), LOC : LCA11

B signal(input to IC501), LOC : LCA10

-9-

Description of Each Block

4-1-2. SCART2_CVBS

CVBS signal(input to IC501), LOC : CA02

4-1-3. AV3_S-VIDEO

Y signal(input to IC501), LOC : #14 of IC506

Color signal(input to IC501), LOC : RC515

-10-

Description of Each Block

4-1-4. COMPONENT_YPbPr

Y signal(input to IC501), LOC : LCA08

Pb signal(input to IC501), LOC : LCA06

Pr signal(input to IC501), LOC : LCA04

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