DOWNLOAD Sharp LB-1085 (serv.man2) Service Manual ↓ Size: 6.67 MB | Pages: 58 in PDF or view online for FREE

Model
LB-1085 (serv.man2)
Pages
58
Size
6.67 MB
Type
PDF
Document
Service Manual / Parts Guide
Brand
Device
Monitor / Parts Manual
File
lb-1085-sm2.pdf
Date
PREV: Sharp LB-1085 Service Manual

Sharp LB-1085 (serv.man2) Service Manual / Parts Guide ▷ View online

LB-1085
TROUBLESHOOTING
7 – 6
7 NO SOUND / REPRODUCED SOUND ABNORMALITY
■ MONITOR_ERR_CAUSE LIST
Abnormality
No abnormality
Is the sound volume set to the minimum or mute?
Are the sound settings of the menu proper?
Adjust and set again
No
Yes
Does the sound input match the input selection?
Match the input source.
Abnormality
No abnormality
Is there no abnormality in the sound input signal?
Is there no problem in the cable connection?
Is there no abnormality in the audio cable?
Replace the abnormal parts.
Abnormality
No abnormality
Is there no abnormality in the sound output cable?
Replace the abnormal parts.
Abnormality
No abnormality
Is there no abnormality in the external speaker and its 
related sections?
Replace the abnormal parts.
Abnormality
No abnormality
Is there no abnormality in the terminal PWB/SP PWB?
Is there no abnormality in the connection cables and 
the connectors?
Is there no abnormality in the speaker cable?
Is there no abnormality in the speaker?
Is there no problem in the speaker impedance?
Is there no abnormality in the terminal PWB/SP PWB?
Replace the abnormal parts.
Abnormality Replace the abnormal parts.
Is there no abnormality in the main/terminal PWB and 
the related sections?
Is there no abnormality in the cables and the connectors?
Is there no abnormality in the main PWB?
Is there no problem in the cable connection?
Is there no abnormality in the audio cable?
No.
CAUSE
0
No error
1
6V detection error
2
Panel 5V detection error
3
10V detection error
4
D3.3V detection error
5
VSYNC error
6
Lamp error
8
Main CPU reset cancel - Boot complete command receive time
out
9
Boot complete command receive - Time out setting command
receive time out
10
Time out setting command receive - Boot cause change com-
mand receive time out
11
Periodic communication time out
12
Temperature protect
16
Error notification from the main CPU
17
Time out during end sequence
18
TCON ROM error
No.
CAUSE
LB-1085
WIRING & BLOCK DIAGRAM
8 – 1
CHAPTER 
8. W
IRING & 
BLOCK D
IA
G
RA
M
1.
 WIRING 
DIA
GRAM
REF
PART CODE
LENGTH
REF
PART CODE
LENGTH
REF
PART CODE
LENGTH
QCNW-G957WJQZ
600mm
QCNW-G949WJPZ
900mm
QCNW-G929WJQZ
370mm
QCNW-G958WJQZ
115mm
QCNW-G943WJQZ
2460mm
QCNW-G921WJQZ
1
620mm
REF
PART CODE
LENGTH
REF
PART CODE
LENGTH
QCNW-G951WJQZ
620mm
QCNW-G924
WJQZ
730mm
QCNW-G931WJQZ
150mm
QCNW-G918WJQZ
1040mm
QCNW-G915WJQZ
180mm
QCNW-G940WJQZ
480mm
QCNW-G955WJQZ
760mm
QCNW-G932WJQZ
540mm
QCNW-G913WJQZ
140mm
QCNW-G914WJQZ
1080mm
QCNW-G946WJQZ
580mm
QCNW-G919WJQZ
870mm
QCNW-G954WJQZ
900mm
QCNW-G919WJQZ
870mm
QCNW-G916WJQZ
1040mm
QCNW-G947WJQZ
350mm
QCNW-G923WJQZ
330mm
QCNW-G956WJQZ
250mm
QCNW-G945WJQZ
1620mm
QCNW-G942WJQZ
540mm
QCNW-G953WJQZ
280mm
QCNW-G928WJQZ
320mm
QCNW-G920WJQZ
1180mm
QCNW-G917WJQZ
1720mm
QCNW-G950WJQZ
970mm
QCNW-G927WJQZ
270mm
KEYK
E
Y
UNITU
N
IT
KM
5P
TURN ON UNITT
U
R
N
 O
N
 U
N
IT
LE 3P
LE 3P
PREHEATP
R
E
H
E
A
T
UNITU
N
IT
LE 3P
LA 3P
LE 3P
ACM P4
ACM 4P
PB 11P
PA 8P
PC 10P
PC 10P
PA 8P
PB 11P
LA  3P
ACH 4P
ACH 7P
PP 4P
AC P4
T-CON UNITT
-C
O
N
 U
N
IT
INV-POW UNITIN
V
-P
O
W
 U
N
IT
INV-POW UNITIN
V
-P
O
W
 U
N
IT
SIGNAL-POW UNITS
IG
N
A
L
-P
O
W
 U
N
IT
FILTER UNITF
IL
T
E
R
 U
N
IT
  AC  
A
C
INLETIN
L
E
T
TURN ON UNITT
U
R
N
 O
N
 U
N
IT
CONNECTIONC
O
N
N
E
C
T
IO
N
UNITU
N
IT
LED UNITL
E
D
 U
N
IT
TERMINAL UNITT
E
R
M
IN
A
L
 U
N
IT
PL 5P
MAINM
A
IN
 UNITU
N
IT
KM 4P
LP 20P
PD 12P
LV 41P
Coaxial  thin
PD 6P
PE 6P
SP 4P
SP UNIT(L)S
P
 U
N
IT
(L
)
SP UNIT(R)S
P
 U
N
IT
(R
)
LD
2P
BK
9P
PL
12P
BK 9P
PS 20P
PS 20P
LB 9P
PG 13P
PF 2P
LD 4P
   AC  
 A
C
SWITCHS
W
IT
C
H
CONTROL UNITC
O
N
T
R
O
L
 U
N
IT
LD
4P
PG  13P
LW 41P
ACH 4P
PP 4P
LA 3P
LD 4P
PH2 4P
PH1 3P
VD 15P
LB 4P
MINIAM
IN
IA
V
VD
US 14P
US 14P
PH 12P
RA 15P
LH
15P
LG
14P
BtoB
14pin
23pin2
3
p
in
BtoBB
to
B
80                1
SC6201S
C
6
2
0
1
80                1
SC6202S
C
6
2
0
2
1                80
SC6203S
C
6
2
0
3
1                80
SC6204S
C
6
2
0
4
SUB UNITS
U
B
 U
N
IT
PS
HM 21P
23pin2
3
p
in
BtoBB
to
B
23pin2
3
p
in
BtoBB
to
B
RA 15P
MA
FC
SA
MA
FC
SA
RS232
   L/R
L/R
HDMI
HDMI
L/R
DVI
TURN ON UNITT
U
R
N
 O
N
 U
N
IT
LE 3P
PREHEATP
R
E
H
E
A
T
 UNIT U
N
IT
LE 3P
LE 3P
PREHEATP
R
E
H
E
A
T
 UNIT U
N
IT
LE 3P
BtoB
14pin
BtoB
14pin
BtoB
14pin
LH 14P
BtoB
14pin
LE 3P
LG 14P
LE 3P
LE 3P
LE 3P
LE 3P
LE 3P
LE 3P
LE 3P
LE 3P
LE 3P
PREHEATP
R
E
H
E
A
T
 UNIT U
N
IT
PREHEATP
R
E
H
E
A
T
UNITU
N
IT
TURN ONT
U
R
N
 O
N
UNITU
N
IT
TURN ONT
U
R
N
 O
N
UNITU
N
IT
TURN ONT
U
R
N
 O
N
UNITU
N
IT
LA 3P
PREHEATP
R
E
H
E
A
T
 UNIT U
N
IT
BtoB
14pin
BtoB
14pin
BtoB
14pin
BtoB
14pin
BtoB
14pin
LE 3P
LE 3P
108inch LCD PANEL
1920  x 1080
AUDIO
VIDEO L/R
S
COMPONEN
AUDIO
HDMI
DIGITAL
AUDIO OUT
AUDIO
DVI AUDIO
IN
PS
VIDEO L/
CONPONENT
USB
 5P
 LP 20P
PX 6P
 4P
 4P
LW
41P
LW
41P
A352WJA
3
5
2
W
J
A352WJA
3
5
2
W
J
A352WJA
3
5
2
W
J
A354WJA
3
5
4
W
J
A353WJA
3
5
3
W
J
A353WJA
3
5
3
W
J
A352WJA
3
5
2
W
J
A354WJA
3
5
4
W
J
A353WJA
3
5
3
W
J
A353WJA
3
5
3
W
J
A352WJA
3
5
2
W
J
A352WJA
3
5
2
W
J
A351WJA
3
5
1
W
J
LCD CONTROLL
C
D
 C
O
N
T
R
O
L
SUB-1 UNITS
U
B
-1
 U
N
IT
LCDL
C
D
CONTROLC
O
N
T
R
O
L
SUB-2S
U
B
-2
UNITU
N
IT
USB
LB-1085
WIRING & BLOCK DIAGRAM
8 – 2
2.
 SYSTEM BLOCK DIA
GRAM
                     
 
 
IC8101IC
8
1
0
1
Digital AV decode & Main CPUD
ig
it
a
l 
A
V
 d
e
c
o
d
e
 &
 M
a
in
 C
P
U
BCM3553B
C
M
3
5
5
3
 
PROTECT
IF to MAIN I/F
IF
 to
 M
AIN
 I/
F
IF to MAIN I/F
IF
 to
 M
AIN
 I/
F
N_CPU_RST
IC1403IC
1
4
0
3
CODECC
O
D
E
C
AK4682AEA
K
4
6
8
2
A
E
LB-1085 BLOCK DIAGRAML
B
-1
0
8
5
 B
L
O
C
K
 D
IA
G
R
A
M
(20pin )
Local BUS/PCI
LVDS OUT
USB
DTV/I2S
DTV/SPDIF
I2C_0
I2C_1
RESET
UART-A
UART-B
I/O
CVBS/S/YPbPr
Digital IN
DVIDATA[29:0]
DVICLK
DVIHSYNC
DVIVSYNC
DVIDE
I2C_2
AV SWITCH
MM3151XQ
 
RxD,TxD
MAINM
A
IN
SPDIF
POWERP
O
W
E
R
Input switchingIn
p
u
t 
s
w
it
c
h
in
g
Cn-Up/DownC
n
-U
p
/D
o
w
n
Vol-Up/DownV
o
l-
U
p
/D
o
w
n
KEYK
E
Y
P2002(4p)
Thermister
PNL+12V
KEY1,KEY2,STANDBYPOW
PS_ON,PNLPOW
BU5V
Von
AC_DET
YPbPr
P101(13p)
OPC_LED,POW_LED_R,POW_LED_G,LED_YOYAKU
CVBS
HDMI_L/R
R/CR
/C
OPCO
P
C
LEDL
E
D
IN1
IC1402IC
1
4
0
2
Sound DSPS
o
u
n
d
 D
S
P
VHINJU26120-1Y
ATV.L/R
IN6
IN5
OUT1
OUT2
HDMI H
D
M
I 
3
IC2002IC
2
0
0
2
Monitor MicomM
o
n
it
o
r 
M
ic
o
m
M16C
UART
P2001P
2
0
0
1
Connector for C
o
n
n
e
c
to
r 
fo
r 
software writings
o
ft
w
a
re
 w
ri
ti
n
g
and emulatora
n
d
 e
m
u
la
to
r
BU+3.3V
FRAME,R/L,U/D,TEMP[3:0],O/S_EN
POWER CIRCUIT
MAIN system
A9V
A5V
D5V
D3.3V
D2.5V
D1.8V
VL1.8V
D1.67V
D1.0V
etc
OPTICALO
P
T
IC
A
L
OUTO
U
T
  IC1604  
IC
1
6
0
4
  TMDS-SW  
T
M
D
S
-S
W
    
SII9185
       
 
$1
I2C
IC2004IC
2
0
0
4
EEPROME
E
P
R
O
M
BR24L08F
DET_PNL12V,DET_10V,DET_5V
I/O
IC2602IC
2
6
0
2
DACD
A
C
M62334FP
I/O
I/O
AC_DET
I/O
THERMO
A/D
OPC
A/D
INT
0
R/C
I/O
IC8452IC
8
4
5
2
FLASHF
L
A
S
H
128Mb1
2
8
M
b
RX_x8
+3.3V
+3.3V
HDMI AudioH
D
M
I 
A
u
d
io
INPUTIN
P
U
T
1
INPUTIN
P
U
T
2
V1.L/R
V3.L/R
IN2
10V
BackUp system
BU+5V
BU+3.3V
PM_REQ, CBOOTS
I/O
N_SRESET
I/O
P502(13p)
VIA TO V
IA
 T
O
 
TERMINAL PWBT
E
R
M
IN
A
L
 P
W
B
P9301P
9
3
0
1
Connector forC
o
n
n
e
c
to
r 
fo
r
software writings
o
ft
w
a
re
 w
ri
ti
n
g
HDMI_L/R
IC1301IC
1
3
0
1
I/OI/
O
M62320
+5V
IC2701IC
2
7
0
1
SP AMP
TPA3100D
AMP+13V
+5V
IC8305IC
8
3
0
5
VTTV
T
T
IC8151-4IC
8
1
5
1
-4
DDR1D
D
R
1
256Mb*4
CN9201C
N
9
2
0
1
Connector for
panel detect 
S
PNL+12V
WP
SHIP_EN,PNL_EN
HP_PLUG
HP_PLUG
LINE_L/R
SPOUT_L/R
Disclete
Mute
LINE_MUTE
Disc
le
te
Mute
AMP_MUTE
STANDBY
A/D
AFT
N_SRESET
In2
In1
Sel_1/2/3
IC1603IC
1
6
0
3
EEPROM
IN3
INPUTIN
P
U
T
3
SII9125_MUTE
DVI_L/R
DVI AudioD
V
I 
A
u
d
io
(Mini Plug)(M
in
i 
P
lu
g
)
HDMIH
D
M
I
 2 2
RX_x8
IC1601IC
1
6
0
1
EEPROM
In3
+3.3V
P2703P
2
7
0
3
EXT-SP
SPS
P
IC2008IC
2
0
0
8
GateG
a
te
7WH126FU
PNL_DET[0:4]
MODEL_DET[0:4]
WP
DVI_L/R
IN4
DSP_MCLK,DSP_BCKIN,DSP_LRCK
OPT_OUT
IC1302
IC1304
Mute
I2S
CVBS/LRC
V
B
S
/L
R
S VideoS
 V
id
e
o
Audio OutA
u
d
io
 O
u
t
+3.3V
X1401
X'tal
P105 (4p)
RST_H8FLS_CPLD
FLAS_W_CPLD
RS_BUF_CNT
CNVss
RxD,TxD
HDMI_CEC_IN
CEC_I_UCOM
VIDEO 1
Main
Out
COMP 1
VIDEO 2
CVBS 3
LEDL
E
D
IC1502IC
1
5
0
2
HDMI RXH
D
M
I 
R
X
SII9125
$4.5
+3.3V
X8101
X'tal
33/27MHz
IC3301IC
3
3
0
1
ADCA
D
C
THC7981
$4.51
S 3
SIDES
ID
E
I2S
IC1606IC
1
6
0
6
BufferB
u
ff
e
r
BU+3.3V
SC9201S
C
9
2
0
1
connector forc
o
n
n
e
c
to
r 
fo
r
model detectm
o
d
e
l 
d
e
te
c
t
X1501
X'tal
X2002
XtalX
ta
l
20MHz
BU+3.3V
N_DBG_RST
to RST of  each IC
IC3201IC
3
2
0
1
SYNCS
Y
N
C
TB1305
  
  $1.42
I2C0
I2C
0
(100KHz 3.3V)
TerminalT
e
rm
in
a
l
IC8454IC
8
4
5
4
EEPROM
64kbit
I2C2
(400KHz)
TS IN/OUT
INPUTIN
P
U
T
5
INPUTIN
P
U
T
6
Main Y/V
Main C/Cb
Main Cr
INPUTIN
P
U
T
7
  IC1752  
IC
1
7
5
2
  TMDS-SW  
T
M
D
S
-S
W
    
SII9185
       
 $1
HDMI H
D
M
I 
1
DVID
V
I
INPUTIN
P
U
T
4
YPbPr
CVBS
V2.L/R
CVBS 2
COMP 2
LRL
R
ComponentC
o
m
p
o
n
e
n
t
IC7501IC
7
5
0
1
RS232C TxRx
ISL83220
TxD/RxD
RS-232CR
S
-2
3
2
C
Vbrt
STB_CPU
STB
From CPU
ROMSEL0,1
I2C
1
(100KHz 5V)
I2C_3
I2C3
(400KHz 5V)
I2C
0
(100KHz 3.3V)
IC2001IC
2
0
0
1
ResetR
e
s
e
t
BU+3.3V
V1.L/R
V3.L/R
V2.L/R
OUT3
RESET_OUTb
RESET_OUTb
COD_LRCK,COD_BCK
DSP_SDIN1
COD_SDOUT
DSP_SDOUT1,2
From
 HDMI Rx
SC8001S
C
8
0
0
1
USBU
S
B
ATV,V1,V2,V3.L/R
J801J
8
0
1
USBU
S
B
To Terminal
From SIDE
To HDMI
From CPU
ERR_PNL
VIDEO 3
ComponentC
o
m
p
o
n
e
n
t
CVBS/LRC
V
B
S
/L
R
YPbPr
CVBS
V4.L/R
INPUTIN
P
U
T
7
From TERM
To TERM
INPUTIN
P
U
T
6
SP_MUTE
I2C
2
(400KHz)
+5V
+3.3V
+1.8V
HD/VDH
D
/V
D
54.000MHz
28.322MHz
12.288MHz
SC9202S
C
9
2
0
2
Connector for C
o
n
n
e
c
to
r 
fo
r 
panel detectp
a
n
e
l 
d
e
te
c
t
I2C
CVBS
+3.3V
USB_N/P
USB_ON
USB_FLT
To SIDE
USB_N/P
USB_ON
USB_FLT
From MAIN
USB_N/P
RX_x8
IC1751IC
1
7
5
1
EEPROM
In2
In1
RX_x8
IC1602IC
1
6
0
2
EEPROM
+5V
+9V
+3.3V
RGB
H/V
+3.3V
+5V
+5V
+9V
+1.8V
Analog IN
Y Cb Cr
CEC_O_UCOM
BU+3.3V
USB_5V
To UCOM
CEC_O_UCOM
CEC_I_UCOM
Digital
 out
R/G/B in
H/V in
H/V
Y
USB_5V
BU+3.3V
IC1401IC
1
4
0
1
INVERTERIN
V
E
R
T
E
R
TC7WU04F
IC9002/IC9003
Matrix
IC7520IC
7
5
2
0
EEPROM
BU+3.3V
+5V
TCONT
C
O
N
FlashMemory
64Mbit
(41pin )
UPPERU
P
P
E
R
SUBS
U
B
 TCON T
C
O
N
LOWERL
O
W
E
R
SUB TCONS
U
B
 T
C
O
N
80  FP C
80  FP C
80  FP C
80  FP C
P2603
P2
60
3
(4pin )
INVERTER CIRCUITIN
V
E
R
T
E
R
 C
IR
C
U
IT
INVERTERIN
V
E
R
T
E
R
INVERTER CIRCUITIN
V
E
R
T
E
R
 C
IR
C
U
IT
INVERTERIN
V
E
R
T
E
R
HCFL BLH
C
F
L
 B
L
242
4
PCSP
C
S
LCD PANELL
C
D
 P
A
N
E
L
1920 x 10801
9
2
0
 x
 1
0
8
0
80  FP C
80  FP C
80  FP C
80  FP C
ACA
C
LINE FILTERL
IN
E
 F
IL
T
E
R
S
W
SIGNALS
IG
N
A
L
           POWER  
  
  
  
  
 P
O
W
E
R
INVERTERIN
V
E
R
T
E
R
POWERP
O
W
E
R
INVERTERIN
V
E
R
T
E
R
POWERP
O
W
E
R
ACA
C
 200V - 240 2
0
0
V
 -
 2
4
0
V
DCD
C
 3803
8
0
V
DC D
C
 3803
8
0
V
15V1
5
V
12V1
2
V
10V1
0
V
6V6
V
LCDL
C
D
 sub s
u
b
MURA
HOSEI_OD
OD
EV
  SD
CARD
FIFO
_CTRL
FLASH
_CTRL
MURA
HOSEI_EV
  SD
_CTRL
(41pin )
LVDS
  Rx
LVDS
  Tx
MURA
HOSEI_O
CONC
O
N
NECN
E
C
TIONT
IO
N
15V1
5
V
10V1
0
V
6V6
V
TCON
Sub TCON
LCD sub
+B
121
2
V
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
LB-1085
WIRING & BLOCK DIAGRAM
8 – 3
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
3.
 PO
WER SYSTEM BLOCK DIA
GRAM
B08-PASK-1N (LF)(SN)B
0
8
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
B08B-PASK-1N (LF)(SN)B
0
8
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
UR15V
1
UR15V
UR15V
2
UR15V
UR15V
3
UR15V
UR15V
4
UR15V
GND
5
GND
GND
6
GND
GND
7
GND
GND
8
1
2
3
4
5
6
7
8
GND
B11B-PASK-1N (LF)(SN)B
1
1
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
 B11B-PASK-1N (LF)(SN) B
1
1
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
B12B-PASK-1N (LF)(SN)B
1
2
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
LNB
1
1
L
NB
1L
N
B
270mA
BS antenna power
LNB_POW
2
2
LNB_POW
2
LNB_POW
BS antenna power ON/OFF control
B6B-PASK-1N (LF)(SN)B
6
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
LNB_CONT
3
3
LNB_CONT
3
L
NB_CONT
15V/11V switching control
PS_ON
4
4
PS_ON
4
PS_ON
Relay ON/OFF control
1
PS_ON
AC_DET
5
5
AC_DET
5
AC_DET
Instantaneous fail detect
2
AC_DET
REM02
6
6
REM02
6
PNL_POW
PNL12V ON/OFF control
3
GND
GND
7
7
GND
7
GND
GND
4
PNL_POW
BU5V
8
8
BU5V
8
BU5V
300mA
Backup 5V
5
BU5V
BU5V
9
9
BU5V
9
GND
GND
6
GND
GND
10
10
GND
10
GND
GND
GND
11
11
GND
11
UR15V
3500mA
12
UR15V
B10B-PASK-1N (LF)(SN)B
1
0
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
B10B-PASK-1N (LF)(SN)B
1
0
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
UR12V
11
UR12V
UR12V
2
2
UR12V
B12B-PASK-1N (LF)(SN)B
1
2
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
UR12V
3
3
UR12V
UR12V
4
4
UR12V
1
PLN12V
PLN12V
For signals, 15V
For signals, 15V
B12B-PASK-1N (LF)(SN)B
1
2
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
UR12V
5
5
UR12V
2
PNL12V
4500mA
PNL12V
GND
6
6
GND
3
GND
GND
1-8
GND
7
7
GND
4
GND
GND
9
PNL12V
1-5
PNL12V
1-5
PNL12V
GND
8
8
GND
5
GND
GND
10
PNL12V
6-10
GND
6-10
GND
GND
9
9
GND
11
GND
11-20
NC
11-20
NC
GND
10
10
GND
12
GND
B13B-PASK-1N (LF)(SN)B
1
3
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
1-8
NC
9
PNL12V
4500mA
PNL12V
B12B-PASK-1N (LF)(SN)B
1
2
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
10
PNL12V
PNL12V
11
GND
GND
1-8
NC
12
GND
GND
9
PNL12V
13
GND
GND
10
PNL12V
B3P4-VH (LF)(SN)B
3
P
4
-V
H
 (
L
F
)(
S
N
)
11
GND
12
GND
1
AC IN
13
GND
2
3
NC
4
AC IN
BM20B-SHLDS-G-TFTB
M
2
0
B
-S
H
L
D
S
-G
-T
F
T
BM20B-SHLDS-G-TFTB
M
2
0
B
-S
H
L
D
S
-G
-T
F
T
UR10V
1
1-5
PNL12V
500mA
PNL12V
1-5
PNL12V
B03B-PASK-1N (LF)(SN)B
0
3
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
UR10V
2
6-10
GND
GND
6-10
GND
GND
3
11-20
NC
11-20
NC
1
PS_ON
GND
4
2
GND
UR6V
5
3
AC_DET
GND
6
B03B-PASK-1N (LF)(SN)B
0
3
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
BM20B-SHLDS-G-TFTB
M
2
0
B
-S
H
L
D
S
-G
-T
F
T
BM20B-SHLDS-G-TFTB
M
2
0
B
-S
H
L
D
S
-G
-T
F
T
1
PS_ON
1-5
PNL12V
500mA
PNL12V
1-5
PNL12V
2
GND
6-10
GND
GND
6-10
GND
3
AC_DET
11-20
NC
11-20
N
C
4
AC_DET
B06B-PASK-1N (LF)(SN)B
0
6
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
B3P4-VH (LF)(SN)B
3
P
4
-V
H
 (
L
F
)(
S
N
)
1
GND
2
UR15V
500mA
1
AC_in
3
S
-GND
2
-
B2P3-VH (LF)(SN)B
2
P
3
-V
H
 (
L
F
)(
S
N
)
4
S
-GND
12
UR15V
3
NC
5
S15V
2500mA
11
UR15V
4
AC_in
INV380
V
1
6
S15V
For audio, 15V
For signals, 15V
GND
For audio, 15V
For audio, GND
For audio, GND
10
GND
NC
2
9
GND
GND
3
8
UR10V
B03B-PASK-1N (LF)(SN)B
0
3
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
7
UR10V
6
GND
1
PS_ON
B04B-PASK-1N (LF)(SN)B
0
4
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
5
GND
2
GND
4
PNL12V
3
AC_DET
INV12
V
1
3
PNL12V
INV12V
2
2
GND
GND
3
1
UR6V
GND
4
B3P4-VH (LF)(SN)B
3
P
4
-V
H
 (
L
F
)(
S
N
)
1
AC_in
2
-
B2P3-VH (LF)(SN)B
2
P
3
-V
H
 (
L
F
)(
S
N
)
3
NC
4
AC_in
INV380
V
1
NC
2
GND
3
B03B-PASK-1N (LF)(SN)B
0
3
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
1
PS_ON
B04B-PASK-1N (LF)(SN)B
0
4
B
-P
A
S
K
-1
N
 (
L
F
)(
S
N
)
2
GND
3
AC_DET
INV12
V
1
INV12V
2
GND
3
GND
4
SIGNAL POWER UNITS
IG
N
A
L
 P
O
W
E
R
 U
N
IT
CONNECTION UNITC
O
N
N
E
C
T
IO
N
 U
N
IT
PFCP
F
C
15V1
5
V
ConverterC
o
n
v
e
rt
e
r
12V1
2
V
ConverterC
o
n
v
e
rt
e
r
Buck UpB
u
c
k
 U
p
ConverterC
o
n
v
e
rt
e
r
LNBL
N
B
DC/DCD
C
/D
C
5V5
V
DC/DCD
C
/D
C
AC_DETA
C
_
D
E
T
CircuitC
ir
c
u
it
HCFL POWER UNITH
C
F
L
 P
O
W
E
R
 U
N
IT
HCFL POWER UNITH
C
F
L
 P
O
W
E
R
 U
N
IT
AC_DETA
C
_
D
E
T
CircuitC
ir
c
u
it
PFCP
F
C
12V1
2
V
ConverterC
o
n
v
e
rt
e
r
AC_DETA
C
_
D
E
T
CircuitC
ir
c
u
it
PFCP
F
C
12V1
2
V
ConverterC
o
n
v
e
rt
e
r
AC200VA
C
2
0
0
V
AC240VA
C
2
4
0
V
LINE
FILTER
Double-pole
switch
LINE
FILTER
LINE
FILTER
LINE
FILTER
LINE
FILTER
LINE
FILTER
AC INA
C
 I
N
UNITU
N
IT
AND
AND
EMCE
M
C
FilterF
ilt
e
r
EMCE
M
C
FilterF
ilt
e
r
EMCE
M
C
FilterF
ilt
e
r
10V1
0
V
DC/DCD
C
/D
C
6V6
V
DC/DCD
C
/D
C
TV CHASSIS
LCD MODULE CHASSIS
MAIN PWB
Connector display [LP]
Connector display [PD]
Connector display [PL]
Connector display [PG]
Connector display [PG]
Connector display [PL]
Connector display [PD]
Connector display [PE]
Connector display [PS]
Connector display [PS]
Connector display [PH]
For control
Connector display [LP]
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Max. load
Max. load
Max. load
Max. load
Application
Application
Application
Application
Pin No.
Signal name
Max. load
Application
Pin No.
Signal name
Max. load
Application
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
T-CON PWB
LCD SUB PWB
MAIN PWB
T-CON SUB PWB
(Upper)
T-CON SUB PWB
(Lower)
MAIN PWB
MAIN PWB
T-CON PWB
Connector display [PX]
Connector display [PC]
Connector display [LA]
Connector display [LA]
Connector display [LB]
Connector display [LB]
Connector display [PC]
Connector display [PB]
Connector display [PA]
Connector display [PB]
Connector display [PA]
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Connector display [PP]
Connector display [PP]
Connector display [ACH]
Connector display [ACH]
Connector display [PH2]
Connector display [PH1]
Connector display [ACM]
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
Pin No.
Signal name
T-CON SUB (UPPER) PWB
T-CON SUB (UNDER) PWB
To Inverter T
o
 I
n
v
e
rt
e
r 
UnitU
n
it
To Inverter T
o
 I
n
v
e
rt
e
r 
UnitU
n
it
Double-pole 
Switch
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