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Samsung UN40C8000XM User manual

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LED-TV
SERVICEManual
TFT-LED TV Contents
Refer to the service manual in the GSPN (see the rear cover) for the more information.
1. Precautions
2. Product specications
3. Disassembly and Reassembly
4. Troubleshooting
5. Exploded View & Part List
6. Wiring Diagram
Chassis : N81B
Model : UN40C8000XM
UN46C8000XM
UN55C8000XM
UN65C8000XM
UN40C8000XM / UN46C8000XM
UN55C8000XM / UN65C8000XM
Contents
1. Precautions .............................................................................................................. 1-1
1-1. Safety Precautions ......................................................................................................... 1-1
1-2. Servicing Precautions..................................................................................................... 1-2
1-3. Electrostatically Sensitive Devices (ESD) Precautions .................................................. 1-2
1-4. Installation Precautions .................................................................................................. 1-3
2. Product specications............................................................................................ 2-1
2-1. Feature & Specications................................................................................................. 2-1
2-2. Spec Comparison to the Old Models.............................................................................. 2-5
2-3. Detail Factory Option...................................................................................................... 2-6
2-4. Channel Table................................................................................................................. 2-7
2-5. New Functional Explanation ........................................................................................... 2-9
2-6. Accessories .................................................................................................................. 2-24
3. Disassembly and Reassembly ............................................................................... 3-1
3-1. Disassembly and Reassembly ....................................................................................... 3-1
4. Troubleshooting ...................................................................................................... 4-1
4-1. Troubleshooting .............................................................................................................. 4-1
4-2. Alignments and Adjustments ........................................................................................ 4-32
4-3. Factory Mode Adjustments ........................................................................................... 4-33
4-4. White Balance - Calibration .......................................................................................... 4-49
4-5. Servicing Information.................................................................................................... 4-51
5. Exploded View & Part List ...................................................................................... 5-1
5-1. Exploded View................................................................................................................ 5-1
5-2. Parts List......................................................................................................................... 5-2
6. Wiring Diagram........................................................................................................ 6-1
6-1. Wiring Diagram............................................................................................................... 6-1
6-2. Connector ....................................................................................................................... 6-2
6-3. Connector Functions ...................................................................................................... 6-4
6-4. Cables ............................................................................................................................ 6-4
GSPN (Global Service Partner Network)
Area Web Site
North America http://service.samsungportal.com
Latin America http://latin.samsungportal.com
CIS http://cis.samsungportal.com
Europe http://europe.samsungportal.com
China http://china.samsungportal.com
Asia http://asia.samsungportal.com
Mideast & Africa http://mea.samsungportal.com
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.
© 2010 Samsung Electronics Co.,Ltd.
All rights reserved.
Printed in Korea
P/N: BN82-00978A-00
6-1
6. Wiring Diagram
6. Wiring Diagram
6-1. Wiring Diagram
46" / 55" / 65"
T-CON
SMPS
Woofer
Speaker
Function
Main Board
CN1701
CN2101
CNL801
CNM802
IR
Panel
CN302
CN601
CN301W
CN802S
POWER CORD
Speaker
CN201
Emitter
CON1
CNL803
CNL802
6-2
6. Wiring Diagram
6-2. Connector
CN2101(to T-CON)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
GND
GND
SW_PVCC
FRC_RESET
SDA
SCL
LVDS opt
H-Sync Out
Panel_WP
T_Con Check
NC
NC
GND
RE[4]+
RE[4]-
RE[3]+
RE[3]-
GND
RECLK+
RECLK-
GND
RE[2]+
RE[2]-
RE[1]+
RE[1]-
RE[0]+
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
RE[0]-
GND
RO[4]+
RO[4]-
RO[3]+
RO[3]-
GND
ROCLK+
ROCLK-
GND
RO[2]+
RO[2]-
RO[1]+
RO[1]-
RO[0]+
RO[0]-
GND
GND
GND
NC
Panel_VCC
Panel_VCC
Panel_VCC
Panel_VCC
Panel_VCC
CN302(to Speaker)
1
2
3
4
R+
R-
L+
L-
CN301W(to Woofer)
1
2
3
4
SW+
SW-
SW+
SW-
CN601
1
2
3
4
5
6
IR
GND
A3.3V
LED_INDICAT
BUZZER
KEY1
7
8
9
10
11
12
KEKY2
NCL
A5V
NC
LED_CTRL
B5V
CN502(to HDMI1)
1
2
3
4
5
6
7
8
9
10
HDMI1_RX2+
DGND
HDMI1_RX2-
HDMI1_RX1+
DGND
HDMI1_RX1-
HDMI1_RX0+
DGND
HDMI1_RX0-
HDMI1_RXCLK+
11
12
13
14
15
16
17
18
19
DGND
HDMI1_RXCLK-
HDMI_CEC
DGND
HDMI1_DDC_SCL
HDMI1_DDC_SDA
DGND
HDMI1_5V
HDMI1_HPD
CN401(to PC_IN)
1
2
3
4
5
6
7
8
PC_RED
PC_GREEN
PC_BLUE
DGND
DGND
DGND
DGND
DGND
9
10
11
12
13
14
15
PC_5V
PC_IDENT
DGND
SDA_DOWN
PC_H_SYNC
PC_V_SYNC
SCL_DOWN
CN1403(to USB1)
1
2
3
4
USB0_VCC
USB0_DM
USB0_DP
DGND
CN1401(to USB2)
1
2
3
4
USB1_VCC
USB1_DM
USB1_DP
DGND
6-3
6. Wiring Diagram
CN503(to HDMI2)
1
2
3
4
5
6
7
8
9
10
HDMI2_RX2+
DGND
HDMI2_RX2-
HDMI2_RX1+
DGND
HDMI2_RX1-
HDMI2_RX0+
DGND
HDMI2_RX0-
HDMI2_RXCLK+
11
12
13
14
15
16
17
18
19
DGND
HDMI2_RXCLK-
HDMI_CEC
DGND
HDMI2_DDC_SCL
HDMI2_DDC_SDA
DGND
HDMI2_5V
HDMI2_HPD
CN504(to HDMI3)
1
2
3
4
5
6
7
8
9
10
HDMI3_RX2+
DGND
HDMI3_RX2-
HDMI3_RX1+
DGND
HDMI3_RX1-
HDMI3_RX0+
DGND
HDMI3_RX0-
HDMI3_RXCLK+
11
12
13
14
15
16
17
18
19
DGND
HDMI3_RXCLK-
HDMI_CEC
DGND
HDMI3_DDC_SCL
HDMI3_DDC_SDA
DGND
HDMI3_5V
HDMI3_HPD
CN501(to HDMI4)
1
2
3
4
5
6
7
8
9
10
HDMI4_RX2+
DGND
HDMI4_RX2-
HDMI4_RX1+
DGND
HDMI4_RX1-
HDMI4_RX0+
DGND
HDMI4_RX0-
HDMI4_RXCLK+
11
12
13
14
15
16
17
18
19
DGND
HDMI4_RXCLK-
HDMI_CEC
DGND
HDMI4_DDC_SCL
HDMI4_DDC_SDA
DGND
HDMI4_5V
HDMI4_HPD
CN201(to CNM802)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
NC
NC
DET_5V
NC
PWM
DGND
B5V
NC
B13V
B13V
B13V
DGND
DGND
DGND
B5V
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
B5V
B5V
B5V
DGND
DGND
DGND
DGND
B12VS
B12VS
DGND
DGND
A5V
DGND
A5V
FRC_M_HSYNC
CN1701
1 SSTT_LEFT 8 DGND
2 SDATA_LEFT 9 DGND
3 VSYNC_IN_LEFT 10 NC
4 DGND 11 NC
5 SEN0_LEFT 12 SCL_D
6 SCLK_LEFT 13 SDA_D
7 SEN1_LEFT 14 SW_RESET_LEFT
6-4
6. Wiring Diagram
6-3. Connector Functions
Connector Functions
CNM801  CN201 Supply power from SMPS to Main Board.
CN2101  T-CON The LVDS signal transfered from Main Board to Panel.
CNL803  CN1701 Main Board controls LED Driver for Local Dimming.
6-4. Cables
Use Main-SMPS Main-Tcon Function Assy
Code 40",46",55" : BN39-01291A
65" : BN39-01375A
46" : BN96-12723Q
55" : BN96-12723R
65" : BN96-14108E
46" : BN96-14056C
55" : BN96-14056D
65" : BN96-15474G
Photo
4-1
4. Troubleshooting
4. Troubleshooting
4-1. Troubleshooting
Check the various cable connections rst.1.
• Check to see if there is a burnt or damaged cable.
• Check to see if there is a disconnected or loose cable connection.
• Check to see if the cables are connected according to the connection diagram.
Check the power input to the Main Board.2.
Check the internal patterns from the SVC option.3.
FBE : Factory mode(INFO - MENU - MUTE POWER ON when TV is "standby on") -> SVC -> Test Pattern -> FBE
Pattern Sel "FBE pattern is created by Main IC(Valencia)
Case1: FBE pattern is ok , then change the T-con Board.
Case2: FBE pattern is NG , change the main Board.
SMPS BOARD
MAIN BOARD
T-CON
4-2
4. Troubleshooting
Simple ow chart of malfunction
Yes
No
No
Does the TV turn on?
Can you see anything
on the screen?
Yes
Can you see
OSD menu running on
the screen?
Check LVDS cable connected
to Main Board.
If necessary,
replace the Main Board
Yes
Can you see Digital
Channel broadcast ?
No
Replace the Main Board
Check the Power Cord
Yes
No
No
is any sound of TV
when RF signal
connected?
Yes
A5V appear at
the pin 4 of CN1001?
Yes
Check LVDS
cable connected.
If necessary replace the
T-con board.
No
Change the main board.
No Check 18p cable.
If necessary, replace the
SMPS board.
Yes
B13V appear at the
pin 13,15,17 of
CN1001?
No
Change the main board.
Please, contact Tech
support
4-3
4. Troubleshooting