Samsung SyncMaster 932BF User manual

SERVICEManual
TFT-LCD Monitor Fashion Feature
LCD-Monitor
Chassis LPE19DS
Model 932BF
-Integrated UI applied
-Lustrous
-Ball Hinge
-Response Time Accelerator
-Dynamic Contrast
-Connectivity : Analog (15p Dsub),
Dual (24p DVI-D)
-Power Consumption : 38W
-DPMS : under 1 W (230Vac)

Samsung Electronics Co.,Ltd.
416, Maetan-3Dong, Yeongtong-Gu, Suwon City,
Gyeonggi-Do, Korea, 443-742
Printed in Korea
P/N :
URL : http://itself.sec.samsung.co.kr/
-This Service Manual is a property of Samsung
Electronics Co., Ltd.
Any unauthorized use of Manual can be punished
under applicable International and/or domestic
law.

1. Menu button
Opens the OSD menu. Also use to exit the OSD
menu or return to the previous menu.
2. MagicBright button
MagicBright is a new feature providing optimum
viewing environment depending on the contents of
the image you are watching. Currently six different
modes are available: Custom, Text, Internet,
Game, Sport and Movie. Each mode has its own
pre-configured brightness value. You can easily
select one of six settings by simply pressing
MagicBright control buttons.
1) Custom
Although the values are carefully chosen by our
engineers, the pre-configured values may not be
comfortable to your eyes depending on your taste.
If this is the case, adjust the brightness and con-
trast by using the OSD menu.
2) Text
For documentations or works involving heavy text.
3) Internet
For working with a mixture of images such as text
and graphics.
4) Game
For watching motion pictures such as a game.
5) Sport
For watching motion pictures such as a sport.
6) Movie
For watching motion pictures such as a DVD or
Video CD.
7) Dynamic Contrast
Dynamic Contrast is to automatically detect distri-
bution of inputted visual signal and adjust to create
optimum contrast.
3. Brightness button
When OSD is not on the screen, push the button
to adjust brightness.
10 Operating Instructions and Installation
10-1
10 Operating Instructions and Installation
10-1 Front

10 Operating Instructions and Installation
10-2
2,3. Adjust buttons
Adjust items in the menu.
4. Enter button / SOURCE button
Activates a highlighted menu item. /
Push the 'SOURCE', then selects the video signal
while the OSD is off. (When the source button is
pressed to change the input mode, a message
appears in the center of the screen displaying the
current mode -- analog or digital input signal.)
Note : If you select the digital mode, you must
connect your monitor to the graphic card's port
using the DVI cable.
5. AUTO button
Use this button for auto adjustment.
(Available in Analog mode only)
6. Power button
Use this button for turn the monitor on and off.
Power indicator
This light glows green during normal operation,
and blinks green once as the monitor saves your
adjustments.
10-2 Rear
(The configuration at the back of the monitor may vary from product to product.)
1. Power port
Connect the power cord for your monitor to the power port on the back of the monitor.
2. DVI IN port
Connect the DVI cable to the DVI port on the back of your monitor.
3. RGB IN port
Connect the signal cable to the 15-pin, D-sub port on the back of your monitor.
4. Kensington Lock
The Kensington lock is a device used to physically fix the system when using it in a public place.

1. Connect the power cord for your monitor to the power port on the back of the monitor.
Plug the power cord for the monitor into a nearby outlet.
2-1. Using the D-sub (Analog) connector on the video card.
Connect the signal cable to the 15-pin, D-sub connector on the back of your monitor.
2-2. Using the DVI (Digital) connector on the video card.
Connect the DVI cable to the DVI port on the back of your monitor.
2-3. Connected to a Macintosh.
Connect the monitor to the Macintosh computer using the D-SUB connection cable.
3. Turn on your computer and monitor. If your monitor displays an image, installation is complete.
10 Operating Instructions and Installation
10-3
10-3 Connecting the monitor

10 Operating Instructions and Installation
10-4
Memo

11 Disassembly and Reassembly
11-1
11 Disassembly and Reassembly
This section of the service manual describes the disassembly and reassembly procedures for the LS17PEA/LS19PEB
TFT-LCD monitors.
WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling
these components.
11-1 Disassembly
Cautions: 1. Disassemble stand on a flat desk.
2. Disconnect the monitor from the power source before disassembly.
Description Picture Description
1. Place a soft cloth on the desk and place the
monitor on the cloth upside down. Remove the
stand in the direction of the arrow.
2. Turn the monitor so the front section is facing
upwards. Remove the marked parts from the
front cover, as shown in the figure below.
3. Remove the marked part from the top edge of
the front cover, as shown in the figure below.

11 Disassembly and Reassembly
11-2
Description Picture Description
4. Remove the marked parts from both sides of
the front cover, as shown in the figure below.
(1)
5. Remove the marked part from the front cover,
as shown in the figure below.
Caution: Do not lift the front cover over position (1),
which may cause damage to it.
6. Turn the monitor so the back of it is facing
upwards. Lift up and remove the back cover.
7. Use the jig to remove the shield lamp.
(Be careful Shield.)

11 Disassembly and Reassembly
11-3
Description Picture Description
LVDS
INVERTER FUNCTION
8. Disconnect cables.
(LVDS, INVERTER and FUNCTION cable)
9. Lift up the LCD panel.
10. LCD Panel

11 Disassembly and Reassembly
11-4
설
설명사 사진설명
11.Remove screws.
(17"=2 screws, 19"=4 screws)
Description Picture Description
12. Remove 5 screws.
13. Lift up the Bracket Support.

11 Disassembly and Reassembly
11-5
설
설명사 사진설명
Description Picture Description
14. Lift up the Main PCB and IB Board.
15. Main PCB and IB Board
11-2 Reassembly
Reassembly procedures are in the reverse order of disassembly procedures.

11 Disassembly and Reassembly
11-6
11-3 Stand
11-3-1 Installing the Stand
설설명사사진 설명
Description Picture Description
A: Monitor
Caution
When lifting up or moving the monitor, do not lift the
monitor upside down while holding only the stand, as
this may cause the monitor to fall, leading to damage
or personal injury.
B: Connecting pin
C: Stand
1. Insert the connecting pin into the stand.
2. Stand the screw handles up and tighten the
screws firmly by turning them.
3. Place the screw handles back down.

11 Disassembly and Reassembly
11-7
설
설명사 사진설명
Description Picture Description
4. Turn the stand so ▽mark on the connecting
pin is facing the front.
4. Check the connecting part between the monitor
and the stand.
4. Tilt the monitor upwards at an angle of 5 ° to
10° so that the base is closer to you than the
top. Then hold the monitor on the stand by its
top parts and push them downwards.
(You can assemble it more easily by pushing it
down while wriggling it a little to the left and right.)
5. When the monitor is assembled correctly, the
straight groove line at the back of the
connecting pin will not be visible when the
monitor is erected at 90°.
Push

11 Disassembly and Reassembly
11-8
11-3-2 Removing the Stand
설설명사사진 설명
Description Picture Description
1. Place a soft cloth or cushion on the table
and place the monitor with the front facing
downwards.
2. Hold the monitor and lean the stand upwards.
3. Hold the monitor, and then twist the stand
strongly to the left and pull it out.
4. Stand the screw handles up and unfasten the
screws by turning them.

11 Disassembly and Reassembly
11-9
설
설명사 사진설명
Description Picture Description
5. Remove the connecting pin from the stand.

11 Disassembly and Reassembly
11-10
Memo

3 Alignments and Adjustments
3-1
3-1 Required Equipment
The following equipment is necessary for adjusting the monitor:
- Computer with Windows 95, Windows 98, Windows 2000, Windows XP or Windows NT.
- MTI-2055, 2058, or 2059 DDC MANAGER JIG
3-2 Automatic Color Adjustment
To input video, use 16 gray or any pattern using black and white.
1. Select english for OSD language.
2. Press the " (Enter/Source)" key for 5 seconds.
3-3 DDC EDID Data Input
1. Input DDC EDID data when replacing AD PCB.
2. Receive/Download the proper DDC file for the model from HQ quality control department.
Install the below jig (Figure 1) and enter the data.
3-4 OSD Adjustment When Replacing Panel
1. Adjust brightness and contrast to 0. Then, press the (Enter/Source) key for 5 second.
Service function OSD will appear on screen.
2. Press the + key to place the cursor on the panel. Press the menu key for 5 seconds.
3-5 OSD Adjustment When Replacing Lamp Only
1. Adjust brightness and contrast to 0. Then, press the exit key for 5 seconds.
Service function OSD will appear on the screen.
2. Press the + key. Select upper lamp and press the menu key for 5 seconds.
Then, select lower lamp and press the menu key for 5 seconds.
-Note : Please be sure to read the following instructions for details on service function.
3 Alignments and Adjustments
This section of the service manual explains how to use the DDC MANAGER JIG.
This function is needed for AD board change and program memory (IC201) change.
M
TI-2
055
DDC Mana
g
er
Parallel Connector
(25P Cable) Connect Monitor
(Signal Cable)
Figure 1.

3 Alignments and Adjustments
3-2
3-6 Service Function Spec.
3-6-1 How to Display Service Function OSD
1. The value for brightness and contrast should be changed to zero.
2. Within 5 seconds, press the (Enter/Source) key.
3. Service function OSD will be displayed.
-If you want to disable the service function OSD, you will have to power off.
Figure 2. The example of service function OSD
Figure 3.
Panel Information
Softward Version
Checksum
The service function OSD is based on a grid of 29 columns x 12 rows.
The service function OSD consists of panel information, software version and MICOM checksum.
3-6-2 How to Control Service Function OSD
1. With the panel selected on OSD, whenever you press the right key, the base color will change to blue from
"Panel" to "Upper Lamp", "Lower Lamp".

3 Alignments and Adjustments
3-3
Figure 4.
3-6-3 How to Control Service Function OSD
-After change the panel or lamp, you must reset service function OSD.
-The case of panel change
After changeing the panel, press the menu key within 5 seconds,.
Then, panel Ch. No increases one step and the panel time information is reset to zero.
Simultaneously, other information is reset to zero (Upper/Lower lamp, Panel cycle).
Figure 5, 6.
3-6-4 How to Control Service Function OSD
-In the case of Upper Lamp or Lower Lamp change
After changeing the Upper Lamp or Lower Lamp,
1. Select the Upper Lamp or Lower Lamp
2. Press the Menu key within an 5 seconds.
Then, Ch. No and time will be reset to zero (selected item only).

3 Alignments and Adjustments
3-4
3-7 How to execute DDC
1
3
2
4
5
1. Open file.
2. Select Port #1.
3. Select DDC file.
4. Click, "Next" Button
5. Type in the monitor serial number and press Enter.
*Repeat this step 2 to 5 times in digital inputs after the analog input.