BBK JL328XP, JL378XP, JL408XP Service manual

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JL328/378/408-XP

Service Manual

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JL328/378/408-XP

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JL328/378/408-XP Service Manual

2

1. Precautions and Safety Notices ································· 4

2. Specification ················································· 5

3. Front Panel Function Control Description ························· 12

4. Adjusting Procedure ········································· 18

5. Trouble Shooting Flow Chart ·································· 22

6. Exploded Diagram and Spare Parts List ·························· 32

7. Block Diagrams ·········································································37

8. Schematic Diagrams ·····························································38

9. PCB Layout Diagrams ·········································55

operation of the product and to protect it from overheating,those openings must not be blocked or covered.The openings should never be blocked by placing the product on a bed,sofa, rug, or other similar surface.This product should not be placed in a built-in installation less proper ventilation is provided.

(9) This products should be operated from the type of power source indicated on the marketin label. If you are

not sure of the type of power available, consult your dealer or local power company

(10) This product is equipped with a 3-wire grounding type plug,a plug having a third (grounding) pin. This

plug will only fit into a grounding-type power outlet. This is a safety feature, if you are unable to insert the plug into the outlet, contact your electrician to replace your obsolete outlet. Do not defeat the purpose of the grounding-type plug.

(11) Pay attention to the code which connects with apheliotropism board of inside panel.and don’t hook it. (12) Do not allow anything to rest on the power cord.Do not locate this product where persons will walk on the

cord.

(13) If an extension cord is used with this product,make sure that the total of the ampere ratings on the

product plugged into the extension cord to the waplugged into outlet does not exceed 15 ampere.

(14) Never push objects of any kind into this product through cabinet slots as they may touch dangerous

voltage points or short out parts that could result in a risk of fire or electric shock.Never spill liquid of any kind on the product.

(15) Do not attempt to service this product yourself,as opening or removing covers may expose you to

dangerous voltage points or other risks.Refer all servicing to service personnel.

(16) Unplug this product from the wall outlet and refer servicing to qualified service personnel under the

following conditions :

a. When the power cord or plug is damaged or frayed. b. If liquid has been spilled into the product. c. If the product has been exposed to rain or water. d. If the product does not operate normally,when the operating instructions are followed.Adjust only those

controls that are covered by the operating instructions since improper adjustment of other controls may result in damage and will often require extension work by a qualified technician to restore the product to normal operation.

e. If the product has been dropped or the cabinet has been damaged. f. If the product exhibits a distinct change in performance,indicating a need for service.

4

2. Specification

328XP Panel

Item Specifications Display pixels 1366 (H) x 768 (V)

pixels ( 1 pixel = 1 RGB cells )

Display Area 708.954mm(H) x 398.592mm (V) Pixel Pitch 0.1730 (H) x 0.5190 (V)mm Display Colors 16.7M Pixel Arrangement R+G+B vertical stripe Display Mode Normally Black Mode Brightness 550nits Contrast Ratio 1000:1 typical Brightness Uniformity 75% min. Viewing Angle

±88° (H), ±88°(V) Typical at CR ≧ 20 Color Saturation NTSC 75% Color Chromaticity (CIE) White: x =0. 285 , y= 0.293 Frame Rate 50Hz/60Hz Response Time 8ms typical Surface Treatment AG,3H

378XP Panel:

Item Specifications Panel Name AUO

Panel Model No. T370XW01 Display pixels 1366 (H) x 768 (V) pixels ( 1 pixel = 1 RGB cells )

Display Area 819.6mm (H) x 460.89mm (V) Pixel Pitch 0.6mm Display Colors 16.7M Pixel Arrangement R+G+B vertical stripe Brightness 500nits typical Contrast Ratio 1000:1 typical Viewing Angle

±88° (H), ±88°(V) Typical at CR ≧ 10 Color Chromaticity (CIE) White: x= 0.280 , y =0. 290 Response Time 8ms (Gray to Gray) Surface Treatment Hard-Coating (3H), Anti-Glare, Reflectance < 2%

5

408XP Panel:

Item Specifications Panel Name SAMSUNG

Display pixels 1366 (H) x 768 (V) pixels ( 1 pixel = 1 RGB cells ) Display Area 885.168mm (H) x 497.664mm (V) Display Colors 16.7M Pixel Arrangement R+G+B vertical stripe Brightness 500nits typical Contrast Ratio 1200:1 typical Viewing Angle

±89° (H), ±89°(V) Typical at CR ≧ 10 Color Chromaticity (CIE) White: x= 0.280 , y =0. 290 Response Time 8ms (Gray to Gray) Surface Treatment

Haze 40%， Hard-Coating (3H)

6

INPUT Source :

Connector types

Inputs & Outputs Signals Video Format

Video Sound Main-TV PAL/ SECAM PH Type None RGB+Y/C+

CVBS(input/output)+ L/R(input/output) RGB+Y/C+

CVBS(input/output)+ L/R(input/output) Video1 + L/R Audio CVBS RCA x 1 RCA x 2(Red, White) Video2 + L/R Audio CVBS RCA x 1 RCA x 2(Red, White) S-VIDEO+ L/R Audio Y/C Mini Din 4 Pin RCA x 2(Red, White) Component1(Y,Pb/Cb,,

Pr/Cr) + L/R Audio Component2(Y,Pb/Cb2,,

Pr/Cr2) + L/R Audio VGA+ L/R Audio Analog RGB VGA15 Pin RCA x 2(White, Red) HDMI Digital signal HDMI 19Pin

RGB+Y/C+ CVBS(input/output)+

L/R(input/output) RGB+Y/C+CVBS(input

/output)+L/R(input/outp ut)

480i.576i.480p,576p.7 20p, 1080i

SCART 21pin

RCA x 3 RCA x 2(Red, White)

Note:

A. SCART connector

7

B. HMDI connector is a type A receptacle for video/audio mode.

1. TMDS Data 2+ 9. TMDS Data 0- 17. CEC/GND

2. TMDS Data 2 shield 10. Clock + 18. +5V Power

3. TMDS Data 2- 11. Clock shield 19. Hot Plug Detect

4. TMDS Data 1+ 12. Clock -

5. TMDS Data 1 shield 13. CEC

6. TMDS Data 1- 14. NC

7. TMDS Data 0+ 15. DDC CLK

8. TMDS Data 0 shield 16. DDC DATA

C. D-Sub Connector IN. (This function also can provides to HDTV.)

D-Sub type Connector pin assignment

1. Red Video 6. Red Ground 11. GND

2. Green Video 7. Green Ground 12. SDA For DDC1/2B

3. Blue Video 8. Blue Ground 13. H-sync.

4. GND 9. +5V from PC 14. V-sync.

8

5. Vdd from PC for DDC 10. Sync. GND 15. SCL For DDC1/2B

a) RCA jacks are all female type.

b) Mini DIN CNC 4 Pins (SCN570S3NS00000) for S-video, the pin assignment is

described as below:

1: Ground 2: Ground 3: Y 4: C

HDMI

Format

Level/Impedance

TMDS Mode

Frequency Fh = 31~80 kHz

Maximum Pixel Clock

DDC 1/2B

Connector

Format

Level/Impedance

DDC 1/2B

Sync H/V separate

Frequency Fh = 31~80 kHz

Maximum Pixel Clock

Connector

DVI 1.0

0.5~3.0Vp-p/100 Ohm (Differential),50 Ohm (Single ending)

Single Link

Fv = 50~75 Hz

135 MHz

Compliant with Revision 1.0

HDMI x 1

Analog HD15 PC Signal (RGB)

R, G, B Analog

0.7Vp-p / 75Ω

Compliant with Revision 1.0

3V TTL level / 1kΩ

Fv = 50~75 Hz

135 Mhz

Mini D-Sub 15 pin (female) x 1

Video (Composite) CVBS Signal

Format

Level / Impedance

Format

Level / Impedance Y: 1.0Vp-p / 75Ω

Analog HD15 Video Signal (YPbPr/YCbCr)

Format

Level / Impedance Y: 1.0Vp-p / 75Ω

NTSC, NTSC4.43, PAL_M, PAL(B,G,H,D,N), SECAM

1.0Vp-p / 75Ω

S-Video (Y/C) Signal

Y, C

C: ± 286 mV/ 75Ω

Y, Pb, Pr or Y, Cb, Cr

Pb/Cb, Pr/Cr: 0.7 ± 0.035Vp-p / 75Ω

9

HDMI Mode

I

g

I

PRESET MODES

F. V

PRESET MODES

HDMI

640X480P

HDMI

720X480P

HDMI

1280X720P

HDMI

1280X720P

HDMI

1920X1080

59.941Hz 59.941Hz 50Hz 59.941Hz 59.941Hz 50Hz HDMI

640X480P

HDMI

720X480P

HDMI

1280X720P

HDMI

720X576P

HDMI

1920X1080

HDMI

1920X1080

F. V 60Hz 60Hz 60Hz 50Hz 60Hz

RGB PC Timin

STANDARD RESOLUTION

V FREQ

Hz

H FREQ

kHz

CLK

MHz

VGA 640x480 60 31.47 25.16

VGA 640x480 75 37.5 31.5

SVGA 800x600 60 37.88 40

SVGA 800x600 75 46.9 49.5

XGA 1024x768 60 48.36 65.0

XGA 1024x768 75 60.02 78.75

SXGA 1280x1024 60 64 108

SXGA 1280x1024 75 80 135

MAC 640x480 67 35 30.24

Video & S-Video AV Timing

STANDARD RESOLUTION

V FREQ

Hz

H FREQ

kHz

CLK

MHz

NTSC 525 60 15.734 12.65

PAL(B,G,H,D,I) 625 50 15.625 14.50

SECAM 625 50 15.625 14.50

NTSC4.43 525 60 15.734 12.65

PAL-M 525 60 15.734 12.65

PAL-N 625 50 15.625 14.50

HDTV (SDTV) Mode

PRESET MODES

F. V

PRESET MODES

SDTV

480

SDTV

576I

SDTV

480P

SDTV

576P

HDTV

720P

HDTV

720P

60Hz 50Hz 60Hz 50Hz 50Hz 60Hz 50Hz

HDTV

1080I

HDTV 1080

F. V 60Hz

10

Power Source

AC100 – 240 V, 60/50 Hz

Sound Output Signal Connector Pin Assignment

10W X2, 4 Ohm.

Pin Assignment Pin Assignment Pin Assignment

1. Red 6. Red Ground 11. Ground

2. Green 7. Green Gro und 12. SDA

3. Blue 8. Blue Ground 13. Horizontal Sync.

4. Ground 9. Not Connected 14. Vertical Sync.

5. Self Test 10. Sync. Ground 15. SCL

11

3. Front Panel Function Control Description

Operation, Adjust and Programming

12

13

14

15

The operation of each OSD controls is described as following table:

Main Menu Sub Menu Option Adjustment

Audio System1Press e/f to select the audio system to be I,DK,L or BG Auto

Programme

Manual Search

Auto Search Press e/f to search program automatically Program No Press e/f to display the current program No. Audio System Press e/f to select the audio system to be I,DK,L or BG Channel Type Press e/f to select the Channel type to be V,UHF or

Channel No. Press e/f to display the prior storage information on the

Manual Search Press e/f to search channel manually Fine Tune Press e/f to fine tune the current programme No. Name To edit the channel name

Color System Press e/f to select the color system to be

Programme Edit Press e/f to edit the progamme Favourite Programme Set the favorite program Picture Mode Press e/f to select the Video mode to be Dynamic,

Black Extend Press e/f to select the Black Extend to be On or Off Color Temp. Press e/f to adjust the Color Temperature to be Cool,

Color Adjust Press e/f to adjust the Fleshone,Greentone and Bluetone

Contrast Brightness

Cable.

Tune

Auto,PAL,SECAM,PAL60,NTSC or N443

Standard, Mild, Game and User.

Normal, Warm, User. Red, Green, Blue

value Press e/f to adjust the Contrast from 0 to 100

Press e/f to adjust the Brightness from 0 to 100 Saturation Press e/f to adjust the Saturation from 0 to100 Sharpness Press e/f to adjust the Sharpness from 0 to 100 Hue Press e/f to adjust the Hue from 0 to 100(Only for NTSC) VOLUME Press e/f to adjust the Volume from 0 to 100 Sound Mode Press e/f to select the Sound mode to be Flat, Music,

Movie, Speech or User Surround Press e/f to select the Surround to be On or OFF Balance Press e/f to adjust the balance from 0 to 100

100Hz Press e/f to adjust the 100Hz from 0 to100 500Hz Press e/f to adjust 500Hz from 0 to 100

1.5KHz Press e/f to adjust 1.5KHz from 0 to 100 5KHz Press e/f to adjust 5KHz from 0 to 100 10KHz Press e/f to adjust 10KHz from 0 to 100 Clock Press e/f to adjust the current time Turn Off Press e/f to set the off time

16

Clock Press e/f to adjust the current time

Turn Off Press e/f to set the off time

Language OSD Time out Press e/f to select the OSD Timeout to be 15,20, 25, 30,

Turn On Press e/f to set the on time.

Blue Screen Press e/f to set the Blue Screen to be On or Off

Press e/f to select the language to be English, French,

German, Portuguese, Spanish, Polish, Italian or Dutch

40sec.

Keypad Lock Press e/f to select the Keypad Lock to be On or Off. Transparent Press e/f to select the transparent to be On or Off OSD Reset To return to the factory default Auto Config. Press e/f to set the auto config. Manual Config. Press e/f to enter into the option, use the to adjust the

Phase, Clock, H-Position and V-Position Display Mode Press e/f to select the display mode to be Spectacle, Full,

Original, 4:3, 16:9, 14:9 and Zoom. Zoom In/Out Set the current image to zoom in /out

Position Press e/f to set the image position on TV screen Cinema Press e/f to select the Cinema to be On or Off Noise Reduce Press e/f to set the 3D Noise reduce value Reset To recall to the factory default Input Press e/f to select the Source to be

TV,AV1(Scart1),AV2(Scart2),AV3(CVBS),AV4(S-Video),

AV5(YPbPr1),AV6(YPbPr2),AV7(VGA) or AV8(HDMI) Double Window Press e/f to select the Double window to be

DW1,DW2,OFF PIP Press e/f to select the PIP to be On or OFF

PIP Input Press e/f to select the PIP source to be

TV,AV1(Scart1),AV2(Scart2),AV3(CVBS),AV4(S-Video),

AV5(YPbPr1),AV6(YPbPr2),AV7(VGA), AV8(HDMI) Win.Size Press e/f to adjust the window size

Win. Position Press e/f to adjust the window position (only TV)

17

4. Adjusting Procedure

t

A

ITEM

Program Menu.

VIDEO adjustment DVD

1

S-VIDEO DVD

2

TV

3

SCART1/SCART2 adjust

4

Equipments Requiremen

Play DVD

Video Cable

S-Video Cable

Genertor“FLUKE54200”

FLUKE 54200

Set DVD to interlaced

Play DVD Set DVD to

interlaced output

Set the FLUKE 54200 to be Y/C,RGB and CVBS

Procedure and SPEC

Screen is clear and fluent

Send TV source through 54200

Noise Reduce Adjusts the Noise Reduce to be 3,and

make snow to be lighter

djusts the Noise Reduce to be 0,and

make snow to be bad

Press SOURCE key to select the SCART1/SCART2

Check if the screen is clear and fluent Check if the Teletext is normal on the

SCART(CVBS)

SCART1/SCART2 check

5

SCART Mode wide screen scale Auto detect

6

Auto Sourcing of SCART

7

FLUKE 54200

Set the FLUKE 54200 to be Y/C,RGB and CVBS

Set the FLUKE 54200 to be 4:3/16:9

Selects the TV

Check if the screen is clear and fluent Check if the Teletext is normal on the

SCART(CVBS) Press any key to be deviate from the originally value Display the blue screen without signal

Select the SOURCE to be TV/

/AV3 Selects the Original of Display mode on

the SCREEN menu

Check it is normal that picture Mode is differentiated automatically

Inserts SCART input cable Check if it is swatched to the SCART mode

and pull out the SCART cable,Make sure it will to swatch to the TV mode

AV1/AV2

18

Teletext operation FLUKE 54200 Sets the

Teletext

8

DVD (Y,Pb,Pr1/ Y,Pb,Pr2)

480i.576i.480p.576p.720p

9

, 1080i

DVD Component Cable

720p/1080i

DVD Player

Samsung HD-931

output

Play DVD(Y,Pr,Pb)

Set the DVD to progressive output

 Selects the Sourceto be

TV/AV1/2(SCART CVBS)/AV3

 Operats Switch Teletext key



Screen is clear and fluent

HDTV (Y,Pb,Pr1/ Y,Pb,Pr2)

480i.576i.480p.576p.720p , 1080i

10

VGA

11

VGA

12

HDMI

13

HDCP Test

14

HDTV Receiver ATSC HDTV Tuner SAMSUNG SIR-T165 BS Tuner:

Panasonic TU-BHD300

Component Cable

PC VGA Cable DVI Cable

TV BOX VGA Cable

SAMSUNG DVD-HD948 QUANTUMDATA802B

T QUANTUMDATA802B

T

Play HDTV (Y, Pb, Pr)

Screen is clear and fluent

D-VHS Digital HDTV Video Cassette Recorder

JVC HM-DH30000U Panasonic NV-DH2

PC Mode

1. Selects Source to be AV7(VGA)

2. Each Mode can display normally。If

there is a specific Mode that is not appropriate after switching ，press

Auto Adjust can automated adjust to

appropriate screen.

Utilize external-connected TV BOX,

watching the TV program; the screen is clear and fluent.

1. Selects Source to be AV8(HDMI)

2. Each Mode can display normally。

Screen is clear and fluent

1. Selects SOURCE to be AV8(HDMI)

2. Check the test source with HDMI/HDCP through the 802BT source generator,and check if the OSD displays “PASS”

Display Mode test

15

PC DVD S-Video cable Video Cable Or TV SIGNAL

1. Selects SOURCE to be TV,AV1,AV2,AV4,AV5,AV6,AV7,AV8

2. Press MENU to adjust Display Mode

3. Check if each Display Mode is normal

/FLUKE54200

19

b

NTSC/PAL/SECAM

A

1

switch

16

DVD S-Video Cable Video Cable FLUKE 54200

Play DVD test disc

VIDEO ESSENTI

Set DVD to interlaced

output

1. Select SOURCE then choose AV3

（VIDEO） or AV4(S-VIDEO).

2. Sending the signal from DVD test disc

(sixth paragraph)

3. Switch DVD to output mode from

NTSC/PAL/SECAM,

See if there is the action of switch

480P/480i switch DVD

Component Cable

17

Audio adjustment Pattern Generator

Sound input

18

External connect leftright trumpet Ohm.

)

(10W X2, 4

Play DVD test disc

VIDEO ESSENTI

Set the DVD to progressive

1. Select SOURCE then choose

AV3(HDTV)

2. Sending the signal from DVD test disc (sixth paragraph)

output (PSCAN)

4. Switch DVD output mode between

5. see if there is the action of switch

Any Pattern

1. Select SOURCE

2. Then press MENU KEY enter AUDIO

adjustment item.

SCN ON/OFF

mode on the screen.(480i/480p).

P-

a. Volume 1. Set the sound volume.

b.Sound mode

2. Check if the action is normal.

1. Make sure the sound is normal under the Flat/Music/Movie/Speech/User

2. Check if the action is normal

c.Surround

1. Make sure the surround is normal

2. Check if the action is normal

20

d. Balance

1. Set the left/right speaker to be balance

2. Check if the action is normal.

e.100Hz

f.500Hz

g.1.5KHz

h.5KHz

i.10KHz

j.TV NICAM DUAL1/DUAL2 STERO, MONO

PIP/DW test

19

1.Set the mediant volume

1. Set theTreble volume

1. Press I-II key on the remote control to

PC DVD S-Video cable Video Cable Or TV SIGNAL /FLUKE54200

1. Selects the SOURCE to be TV,

1. Set the Bass volume

2. Check if the action is normal

1. Set the mediant volume

2. Check if the action is normal

2.Check if the action is normal

2. Check if the action is normal

select the DUAL1/DUAL2/DUALI+II,

STERO,MONO

2. Check if the action and sound are

normal

AV1,AV2,AV3,AV4,AV5,AV6

2. Press Menu key to select the PIP/DW menu item and select it to be On under the PIP mode

3. Check if the PIP/DW are normal under each source

Language

20

adjustment

Remote control

21

1. Select required language.

2. Defalt value is set to English or set upon

clients’ requirement.

VGA TV Signal Generator DVD or VCD HDTV Player HDMI Player

Check if all function are right on each mode

21

y

5. Trouble Shooting Flow Chart

STEP 1.

YES

LED Color Change

NO NO

YES

NO NO

NO

To Step2

YES YES

NO

Check the

Ke

Check the U38

A

Check the

YES NO

Remote Control

Board

MCU

Display?

YES YES

LCD

ON

Check

INVETER Power

Change

INVETER

Check LVDS

cbale?

Check Power?

Check 27”/32”

CON9 3,4Pin 12V?

Check 37”/42”

CON9 2,3Pin 5V?

Display?

YES

OK

22

Change LCD

Display?

OK

Display?

To Step2

Change

Power

adapter

To Step2

NO NO

YES YES

YES

NO

YES

No Display

LED ON?

Push the

Power On/Off

Switch

A

Check LED Board & Main Board Connect?

Check 27”/32” 3,4PIN 12V? Check 37”/42” 2,3 PIN 5V?

Check LED

Insert OK

Change Power adapter

Change LED

23

pter

g

r

To Step2

Change Signal Cable

Check 27/32’’

NO

3,4PIN 12V?

Check 37/40’’

2，3PIN 5V?

YES (27/32’’)

NO

YES(37/40/42’’)

NO

Check U24 U27 U47 U50 U53

YES YES

Check U28 U30

NO NO

U31 1.8V

OK

Check U38 MCU Cricuit

OK

Check U609 U610 Outout 5V

Change Power Ada

Check 5V Cricuit

Check 3.3V Cricuit

Check 1.8V Cricuit

OK

Check Signal Generato

Display ?

Check H/V

nal

Si

24

g

r

g

No SCART

YES

Check SCART si

Yes

NO

YES (27/32’’)

NO

YES

NO

YES

nal

Check U42,

Pin37,45,

R528,3.3V?

Pin41,50, 1.8V?

OK

NO PIP

PIP Signal

Check U42 Powe

RN39 and RN40 soldering？

OK

Check SCART Signal

enerator and cable

Y3 shake?

Check signal source

Y3 shake?

25

26

NO

YES

NO

YES

NO

YES OK

No AV/S-Video

Diaplay

Check AV/ S-Video Signal

Check AV

Board J70(Video)

J61(S-Video)

Check C9,C11,C13 AV/SVideo Signal

Check U1

EX52 Cricuit

OK

Check AV/S-Video Signal Generator and cable

Check AV/SVideo Signal Cricuit

27

NO NO

YES

NO

No HDTV display

Check HDTV

signal

Check

C8,C10,C12

HDTV Siganl?

Check HDTV

signal

Generator and

cable

Check HDTV

signal Cricuit

Check U613?

OK YES

Check U1 EX52

Cricuit

OK

28

29

30

31

6. Exploded Diagram and Spare Parts List

JL328

32

JL378

33

JL408

34

7

. Block Diagram

SDA TV

LVDS

SCL MAINTV

4Mx32 DDR

8 Bit

SVP-EX52

SAA7117A

PIP TV

ROM

SCART

12S

M16C

DAC

24bit

Sil9011

4052

MSP3410

TS5V330C

2308

HDMI VGA S-Video

YPbPr1(HDTV1)

Video out

YPbPr2(HDTV2)

Video L R

VGA L R

YPbPr1(HDTV1) L R

Video OUT

L R

S-Video L R

YPbPr2(HDTV2) L R

SPEAKER

Phone out

35

Main Board

8. Schematic Diagram

36

37

38

39

40

41

42

43

44

45

46

47

IO Board

48

49

Keypad Board

50

Tuner Board

51

Main Board((Component Side Top)

9. PCB Layout Diagram

53

Main Board(Component Side Bottom)

Keypad Board (Component Side Top)

Keypad Board (Component Side Bottom)

54

IO Board (Component Side Top)

IO Board (Component Side Bottom)

Tuner Board (Component Side Top)

55

Tuner Board (Component Side Bottom)

56

BBK JL328XP, JL378XP, JL408XP Service manual

Specifications and Main Features

Frequently Asked Questions

User Manual

PAGE

TABLE OF CONTENTS

2. Specification

F. V

HDMI

HDMI

HDMI

Video & S-Video AV Timing

F. V

HDTV

HDTV

Power Source

AC100 – 240 V, 60/50 Hz

Pin Assignment Pin Assignment Pin Assignment

1. Red 6. Red Ground 11. Ground

2. Green 7. Green Gro und 12. SDA

3. Blue 8. Blue Ground 13. Horizontal Sync.

5. Self Test 10. Sync. Ground 15. SCL

3. Front Panel Function Control Description

4. Adjusting Procedure

VGA

HDMI

HDCP Test

Display Mode test

STEP 1.

6. Exploded Diagram and Spare Parts List

JL408

8. Schematic Diagram

9. PCB Layout Diagram