DAEWOO ELECTRONICS E1032D User manual

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Service Manual
1
Service Manual
Lndex
0. Index --------------------------------------------------------------------------------- 1
1. Specifications ----------------------------------------------------------------------- 2
2. Accessory List ---------------------------------------------------------------------- 2
3. Product Function ------------------------------------------------------------------ 3
4. LED Panel Spec ----------------------------------------------------------------- 4/5
4.1 E1032D (EM32A1B )
Spec:LTA320AN12 ------------------------------------------------------------ 4
4.2 E1042D (EM42A1BF )
Spec: V420H2-LS2-C7 --------------------------------------------------------- 5
5. Chassis Layout and Overall Wiring Diagrams ------------------------------ 6
5.1 E1032D (EM32A1B ) Major Part Bom ---------------------------------- 6
5.2 E1042D (EM42A1BF ) Major Part Bom --------------------------------- 6
6. Factory/Service OSD Menu and Adjustment ----------------------------- 7/8
6.1 To enter the Factory OSD Menu ---------------------------------------- 7
6.2 Factory OSD Menu -------------------------------------------------------- 7
6.2.1 White Balance ------------------------------------------------------------ 7
6.2.2 Factory Option ----------------------------------------------------------- 8
7. Software Upgrading (upgrading method) ------------------------- 9/10/11/12
8. Key Board and IR LED Board Sch. ----------------------------------- 13
9. Schematic Diagram Block ( MAIN Board ) --------------------------------- 14
10 . Printed Circuit ( MAIN Board ) ----------------------------------- 15/16/17/18
10.1 MAIN Boadr TOP --------------------------------------------------15/16
10.2 MAIN Boadr BOTTOM ------------------------------------------ 17/18
11. Schematic Diagram Block ( Power Board ) ------------------------------ 19/20
E1032D (EM32A1B ) Power Boadr ------------------------------------------ 19
E1042D (EM42A1BF ) Power Boadr ---------------------------------------- 20
12. Printed Circuit ( POWER Board ) ----------------------------- 21/22/23/24/25
12.1 MAIN Boadr TOP( 32 Inch) ---------------------------------------- 21
12.2 MAIN Boadr BOTTOM ( 32 Inch) -------------------------------- 22
12.3 MAIN Boadr TOP( 42 Inch) ---------------------------------------- 23
12.4 MAIN Boadr BOTTOM ( 42 Inch) ---------------------------- 24/25
13. Exploded view --------------------------------------------------------------------- 26
13.1 E1032D Exploded view ---------------------------------------------- 26
13.2 E1042D Exploded view ---------------------------------------------- 26
14. Debug Instruction ------------------------------------------------ 27/28/29/30/31
15. Detailed Circuit ------------------------------------------------------- 32/33/34/35
15.1 Power Board Detailed Circuit ( Sch) 32 inch ------------------- 32
15.2 Power Board Detailed Circuit ( Sch) 42 inch ------------------- 32
15.3 Main Board Detailed Circuit ( Sch) 32/42 inch -------- 33/34/35

1.
S
2.
Parent No
m
4.09.E104
2
5.03.00SB
0
5.04.RS15
7
1.26.03030
1.26.07030
S
pecifi
c
Acce
s
Model N
a
Size
Max. Res
o
Speakers
Max. Po
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Carton D
i
Containe
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N.W(Kg)
G.W(Kg)
m
bel
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D0AS0D
A
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7
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G3270001
G3270001
c
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er Consu
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1 User
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AUD
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SHIF
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Chro
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Ser
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Ser
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(W*D*H)
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E1032
D
32.0"
1366*
7
2x 8W
(
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840*1
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9.1
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Desc
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E1042D
42.0"
1920x1
0
2x 8W(
8
<130W
1090*1
7
200/415
/
12.5
15.5
:T.MS6M18
1
0
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色接口,
色接口,

Service Manual
3
Service Manual
3. Product Function
VIDEO INPUT TV Receiving Range 48.25MHz-863.25MHz
Input Impedance 75
Video System PAL/SECAM
Sound System B/G,D/K/I
Sound System NICAM/A2,
Max storage channels 200CH
PC-RGB Format Up to 1920×1080@60Hz
CVBS Video System PAL/NTSC/SECAM
Video Level 1.0 Vp-p ±5%
S-Video S-Y:0.714Vp-p+/-5% S-C:0.286Vp-p+/-5%
HDMI 480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Component 480i, 480p, 576i, 576p, 720p, 1080i, 1080p
SCART (EUR) CVBS & RGB (CANAL+ is not supported) ,
AUDIO INPUT PC-RGB Earphone Input 0.2 –2.0 Vrms
CVBS L/R RCA Input 0.2 –2.0 Vrms
S-Video
Component
AUDIO OUTPUT Frequency Response 100Hz - 15000Hz @±3dB (1KHz 0dB reference signal)
AUDIO OUTPUT Max Output Power 2×8W,THD+N<10%@1KHz (Power Supply:24V, Audio Input: 0.5VRMS)
COMB FILTER 3D
DEINTERLACE 3D
WEAK SIGNAL ENHANCEMENT YES
NOISE REDUCTION YES
KEY FUNCTION MENU, CH+, CH-, VOL+, VOL-, INPUT, POWER
INPUT TV 1 IEC-Connector 75
PC-RGB 1 D-SUB 15Pin terminal(blue)
CVBS 1 RCA terminal(yellow)
S-Video 0 S-Video terminal(black)
Component 2*3 RCA terminals(green, blue, red)
HDMI 3 HDMI terminal
SCART (EUR) 0 full SCART terminal
CVBS Audio 2 RCA terminals(red, white)
S-Video Audio
Component Audio
PC-RGB Audio 1 Earphone terminal(black)
USB 1 USB Slot(vertical)
OUTPUT Earphone 1 Earphone terminal(black)
Coaxial(optional) 1 RCA terminal(orange)
AV Out 0 RCA terminals(yellow, red, white)

Service Manual
4
Service Manual
4. LED Panel Spec
4.1 E1032D (EM32A1B )
Spec: LTA320AN12

Service Manual
5
Service Manual
4.2 E1042D (EM42A1BF )
Spec: V420H2-LS2-C7

Service Manual
6
Service Manual
5. Chassis Layout and Overall Wiring Diagrams
5.1 E1032D (EM32A1B ) Major Part Bom
No Parent Nombel Material Description
1 7.11.SP407504A0LK1 B/T Adapter(Power Boadr) LEKE,LK-SP407504A(自带麦拉片,麦拉片已贴好双面胶
单独配送),加长板,低功耗,ROHS
2 7.15.TMSD6M1810CV5 Main Board CVT,T.MS6M181.6A, (Asia,贴6E181芯片，带
TXT/NICAM),ROHS
3 1.18.LED320SA0AN12 LED Panel SAMSUNG,LTA320AN12,1366*768,LED, ROHS
4 1.22.01SJ1050481423 Speaker SJX SJ-11050401A,8 Ω10 W ,长距离软胶垫,ROHS
5 7.05.E1032E0000001 Key Board E1032E,ROHS
6 7.04.E1032E0000001 IR LED Board E1032E,ROHS
5.2 E1042D (EM42A1BF ) Major Part Bom
No Parent Nombel Material Description
1 7.11.SP16002A00LK1 B/T Adapter(Power Boadr) LEKE,LK-SP416002A(自带麦拉片,麦拉片贴好双面胶单
独配送),低功耗，ROHS
2 7.15.TMSD6M1810CV5 Main Board CVT,T.MS6M181.6A, (Asia,贴6E181芯片，带
TXT/NICAM),ROHS
3 1.18.LED420CMLS2C7 LED Panel CMO,V420H2-LS2-C7,1920*1080,ROHS
4 1.22.01SJ1050481423 Speaker SJX SJ-11050401A,8 Ω10 W ,长距离软胶垫,ROHS
5 7.05.E1032E0000001 Key Board E1032E,ROHS
6 7.04.E1032E0000001 IR LED Board E1032E,ROHS

Service Manual
7
Service Manual
6. Factory/Service OSD Menu andAdjustment
6.1 To enter the Factory OSD Menu
a. With factory RC (remote control)
1. Press "MENU" "1" "1" "4" "7" button and enter factory mode.
2. Press “/” button select the function menu,
press “/” button enter factory OSD Sub menu and adjust values
in the menu.
3.Press“MENU”or "EXIT" button exit factory Sub menu and OSD main menu.
6.2 Factory OSD Menu
6.2.1 White Balance
Note: Different source has different WB values. Before adjusting, please
change to desired source.
1. Auto Color
For VGA and Component Video sources, WB values must be adjusted. And at others
signal sources, the
“auto colour “does not work.
Before adjusting, prepare the signal instruments such as Chroma2329 first, and
find the video picture with gray and color bars. Then please change to desired source.
Notes:
a、Press "MENU" "1" " "1" "4" "7" button and
enter factory mode.
b、Press
“/” button Select the item “ADC
Adjust”.
c、Press “” button and enter factory OSD Sub
menu..
d、Press “” button Select the item “Auto Color”.
e、Press “” button auto color.
NO source Timing Pattern Notes
1ADC VGA 1920*1080 32 gray For VGA source
2ADC HDTV 1080P 32 gray For Component Video

6
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8. Key B
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Board Sch.

Service Manual
14
Service Manual
9. Schematic Diagram Block ( MAIN Board )
1. Key and IRLEDConnect
2.LvdsConnect
3.MainPowerinConnect
4.Backlighting(OFF/ON,ADJ)
5.AMPPowerinConnect(24V)
6.SpeakerConnect

Service Manual
15
Service Manual
10. Printed Circuit ( MAIN Board )
10.1 MAIN Boadr TOP

Service Manual
16
Service Manual

Service Manual
17
Service Manual
10.2 MAIN Boadr BOTTOM

Service Manual
18
Service Manual

Service Manual
19
Service Manual
11. Schematic Diagram Block ( Power Board )
11.1 E1032D( DEX-32A1U ) Power Boadr
3. Power Output (24V,AMP Power)
4. Power Output (24V, Panel Power)
2
.Power Output (12V, Main pcb Power)
1.AC IN (110～240V 50/60HZ)