Text preview for : MP015ABLK.pdf part of LG MP015ABLK LG TV RT-44-49-54NA11T MP015ABLK.pdf



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(MONITOR OUT) (RF OUT)
SC2_OUT R,L SC1_OUT R,L
IC204 LA7222
AV3-L-IN SIF SR
TUNER AV4-L-IN #67 #33,34 S,Cout Sout
IC602
(MAIN) SC3_R,L IN #36,37
AV3-R-IN #50,51 TDA7265
IC205 Cout
AV4-R-IN SL
SC4_R,L IN
SOUND CONTROL #29,31
TUNER #47,48
(MSP3452) R,Lout R,Lout
480i-L-IN #27,28 IC601
(PIP) SC2_R,L IN
480p-L-IN #53,54 TDA7265
480i-R-IN C
480p-R-IN SC1_R,L IN SCL1,SDA1 EEPROM
IC203 LA7222 (24C16)
IC206 IC001 R
BAND EQUAL. MICOM ROM
#49 V(P) IC501 (M27V201) IC004
(MSGEQ7) (SDA555)
YIN1 LA7016
AV3 S_A/D,STRB,RST
#63 SWITCH SRAM L
(SIDE) CVBS(M) Vout1 CVBS IC003
V(M) (1M BIT)
#60 #53
CVBS(P)
V/Y,Cout1 V(M) YUV(M)
V #22 IC202 #56,58 #72,71 #31-50 #31-47
S-JACK (AV3) #24,26 YCbCr
Y,C VIDEO PIP-V #4,5,6 YUV(P) IC801
(SIDE) VFD801
#3,5 S/W #44 IC501 #51-73 VFD DRIVER
V/Y,C 480p_Y IC706 DATA HNR-09ML02
(CXA2069) #75 MAIN VIDEO (UPD16311) G1~9
480i->100HZ CLK
V #15 #41 PROCESSOR P1~16
(SDA9410) STRB
VOUT3
R,L_IN V #8 (VPC3230)
OSD RGB




- 26 -
AV4/SAV4 #1,2,3,79
V/Y,C
(HALF) TDA6111
#17 #84,87,90 #5 CRT R
VGA_V #4
SC2 R,L_OUT MONITOR OUT R,G,B,FB Vout
Hout
480i_L,R TDA6111 CRT G
R,L_IN DVD(480i)
VS_IN #33-36 IK
AV2 (BACK) V(P) 100Hz #60
V_IN YPbPr #25
(HALF) #72 YUV
#52,53,54 Rout
480p_L,R #4,5,6 #30
YCbCr #31-50 Gout TDA6111 CRT B
DVD(480p) IC502 #28
YPbPr Bout
(BACK) PIP VIDEO #56,57 IC702 #26
BLOCK DIAGRAM(SIGNAL)




SC1 R,L_OUT RF OUT YPbPr VCD
PROCESSOR ,58
(CXA2100)
R,L_IN (VPC3230) R,G,B EW,VD+,VD-
#39,40 HD,SVM,DF
AV1 V_IN ,41 ABL, XRAY
(FULL)
R,G,B,FB R,G,B,FB
#1,2,3,79 TO DEF BOARD
#59
H_FBP
VPROT
OPTION 480p_Y HS_IN
SYNC Hout
SEP.
VGA_H VGA_H
PC VGA IN
VGA_V 480p_V
(SIDE)
VGA_V
R,G,B IC704
74LS157
BLOCK DIAGRAM(DEF)

E/W

S/W
AMP IC401
B+
KIA4358



H-DRIVE H OUT
DUMMY H-DF
Q402 H-DRIVE TR H-DY
HD FBT
IRFIBC206 TRANS Q403
T405
T401 2SC5446



FOCUS V FOCUS
PACK

HVDRIVE HV DRIVE HV OUT H.V
TR FBT H.V
Q413 TRANS T403 BLOCK
IRFIBC206 T402 Q416
2SD1887

DYNAMIC
FOCUS


P411
9V p-p H.V
SAWTOOTH Q433 H-V DF TRANS
Stabilize
Pulse Generator K2518 DET T405
IC408,402
PWM PULSE



H.V ADJUST
VR401 V-DF


V-OUT
VD + IC1401 V-DY
VD- LA7846




DF AMP DF TR
DF IC406 Q406
NJM4560 C4710




- 27 -
AC INPUT
100~240V AC

POWER SW

40V

T405 45V
ERROR AMP DUMMY 17V VERTICAL 12V
IC871 FBT IC 8V
SE115 IC1401 ST8V
-17V LA7846

12V
115V T403
DC P805A IC410
7905 200V P405 8V
RECTIFIER FBT
30V
H.V 24V
P411A
BLOCK
POWER TR 40V
115V
IC801 SMPS P810A
STR-F6658B TRANS
8V
IC405 IC408 8V
GL7824




- 28 -
T801 12.4V P402A
IC402 12V
POWER TR
-22V
IC802 IC406
STR83145 -22V

ST-8V ST-8V 5V
P811A -20V
-26V
33V 45V

26V
< SMPS > 200V
-26V
12V
BLOCK DIAGRAM(SMPS-WIDE)




< DEF > P401
-26V
26V

ST-
5V 

                                                                                                                                                   8V

                                                                                                            -5V

                                                                                                                                              8V
                                                                                                            40V     P404A
         AC INPUT
         230V AC

                           POWER SW

                                                                                                                             40V     

                                                                         T405                                                45V
                                              ERROR AMP                 DUMMY       17V          VERTICAL                    12V
                                                 IC871                   FBT                     IC                           8V
                                                SE115                                            IC1401                     ST8V
                                                                                    -17V         LA7846
                                                                                                                                     
                                                                                                                                                   12V
                                                      115V               T403
             DC                                                 P805A                    IC410
                                                                                         7905               200V    P405                           8V
          RECTIFIER                                                       FBT
                                                      30V                                                                            
                                                                                 H.V                        24V
                                                                                                                    P411A
                                                                                 BLOCK
                   POWER TR                           40V
                                                                                                            115V
                     IC801            SMPS                      P810A
                  STR-F6658B          TRANS                                                                                          
                                                          8V
                                                                        IC405      IC408                     8V
                                                                        GL7824
                                                      12.4V




- 29 -
                                       T801                                                                         P402A
                                                                                   IC402                     12V
                                                                                                                                   
                                                      -22V
                                                                                   IC406                    -22V

                      Current                         ST-8V                                                 ST-8V            5V
                                                                P811A                                                       -20V     
                      Hamonics
                                                                                                                            -26V
                                                          33V                                               45V

                                                          26V
                 < SMPS >                                                                                                   200V     
                                                                                                            -26V
                                                                         < DEF >                                            12V
                                                                                                                    P401
                                                      -26V
                                                                                                             26V
                                                                                                                                                         BLOCK DIAGRAM(SMPS-NARROW)




                                                                                                                                                   ST-
                                                                                                             5V                    

                                                                                                                                                   8V

                                                                                                            -5V

                                                                                                                                              8V
                                                                                                            40V     P404A