SERVICE MANUAL - Encompass Imaging
SERVICE MANUAL - Encompass Imaging SERVICE MANUAL - Encompass Imaging
Video Block Diagram VIDEO SIGNAL AUDIO SIGNAL DIGITAL MAIN CBA UNIT JK752 VIDEO-IN CN302 CN3702 4 VIDEO-IN 4 6 S-VIDEO-C-IN 6 8 S-VIDEO-Y-IN 8 5 S-VIDEO-SW 5 15 COM-VIDEO-Y-IN 15 17 COM-VIDEO-Pb-IN 17 19 COM-VIDEO-Pr-IN 19 WF1 WF2 WF3 VIDEO-IN S-VIDEO-C-IN S-VIDEO-Y-IN S-VIDEO-SW COM-VIDEO-Y-IN COM-VIDEO-Pb-IN COM-VIDEO-Pr-IN CN702 VIDEO-IN 27 S-VIDEO-C-IN 28 S-VIDEO-Y-IN 26 S-VIDEO-SW-IN 19 COM-VIDEO-Y-IN 20 COM-VIDEO-Pb-IN 18 COM-VIDEO-Pr-IN 16 CN701 27 28 26 19 20 18 16 C Y JK751 S-VIDEO -IN WF4 WF5 WF6 VGA-R-IN 1 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM VGA-G-IN 2 VGA-B-IN JK3703 PC-RGB IN 3 JK731 COMPONENT -Y-IN JK732 COMPONENT -Pb-IN JK733 COMPONENT -Pr-IN JACK CBA TU302 (TUNER UNIT) DIF-OUT1 DIF-OUT2 IF-AGC CN302 CN3702 26 DIF-OUT1 26 28 DIF-OUT2 28 24 IF-AGC 24 DIF-OUT1 11 DIF-OUT2 10 IF-AGC 9 9-2 A91N3BLV MAIN CBA
Audio Block Diagram AUDIO SIGNAL JACK CBA IC771 (AUDIO SELECTOR) JK753 AUDIO(L) -IN 2 4 1 5 JK754 AUDIO(R) -IN 3 13 15 11 12 14 JK741 COMPONENT- AUDIO(L)-IN JK742 COMPONENT- AUDIO(R)-IN TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM AUDIO(L) AUDIO(R) WF7 CN302 CN3702 13 AUDIO(L) 13 11 AUDIO(R) 11 CN701 CN702 13 AUDIO(L) 13 15 AUDIO(R) 15 CN302 CN3702 24 INPUT1 24 10 INPUT1 10 22 INPUT0 22 12 INPUT0 12 23 SPDIF 23 Q773 BUFFER Q774 BUFFER CONTROL LOGIC JK711 PC-AUDIO-IN 10 9 TO SYSTEM CONTROL BLOCK DIAGRAM INPUT1 INPUT0 AUDIO-MUTE Q771 Q722 JK721 HDMI- AUDIO(L)-IN JK722 HDMI- AUDIO(R)-IN IC3801 (D/A CONVERTER) BUFFER Q841 JK841 DIGITAL AUDIO-OUT (COAXIAL) 9-3 LRCLK BCLK ADATA0 ACLK 8 7 6 5 D/A CONVERTER (R-CH) (L-CH) 14 15 IC803 (OP AMP) IC801 (AUDIO AMP) TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM CN301 CN3701 8 AMP(R)-OUT 8 6 AMP(L)-OUT 6 7 5 1 DRIVE 4 JK851 HEADPHONE JACK CN702 1 3 9 DRIVE 6 HEADPHONE(R) 3,4 HEADPHONE(L) 9,10 SP(R) 1,2 CN701 3,4 9,10 1,2 SPDIF CN302 CN3702 2 SPDIF 2 20 AUDIO-MUTE 20 8 MUTE CONTROL Q801 CL861 CN861B CN861A 1 1,2 SP(L) 1,2 2 3,4 SP-GND 3,4 SP861 SPEAKER L-CH JUNCTION-C CBA CL862 CN862B CN862A 1 1,2 SP(R) 1,2 2 3,4 SP-GND 3,4 SP862 SPEAKER R-CH MAIN CBA DIGITAL MAIN CBA UNIT JUNCTION-B CBA A91N3BLA
- Page 1 and 2: LCD TV chassis FL9.0 SERVICE MANUAL
- Page 3 and 4: TABLE OF CONTENTS Specifications .
- Page 5 and 6: IMPORTANT SAFETY PRECAUTIONS Prior
- Page 7 and 8: Precautions during Servicing A. Par
- Page 9 and 10: Circuit Board Indications STANDARD
- Page 11 and 12: With Iron Wire: 1. Using desolderin
- Page 13 and 14: CABINET DISASSEMBLY INSTRUCTIONS [L
- Page 15 and 16: [16] Front Cabinet [13] Junction-B
- Page 17 and 18: CABINET DISASSEMBLY INSTRUCTIONS [2
- Page 19 and 20: [16] Front Cabinet (S-14) [13] Junc
- Page 21 and 22: ELECTRICAL ADJUSTMENT INSTRUCTIONS
- Page 23 and 24: The white balance adjustment should
- Page 25 and 26: Equipment Required a. USB memory b.
- Page 27 and 28: FLOW CHART NO.6 PANEL+24.5V is not
- Page 29 and 30: FLOW CHART NO.14 AL+3.3V is not out
- Page 31 and 32: FLOW CHART NO.4 Picture does not ap
- Page 33 and 34: FLOW CHART NO.3 Audio is not output
- Page 35: BLOCK DIAGRAMS System Control Block
- Page 39 and 40: Inverter Block Diagram [LC195SLX, L
- Page 41 and 42: Power Supply Block Diagram [LC195SL
- Page 43 and 44: SCHEMATIC DIAGRAMS / CBA AND TEST P
- Page 45 and 46: Main 1/4 Schematic Diagram [LC195SL
- Page 47 and 48: Main 3/4 & Junction-B Schematic Dia
- Page 49 and 50: Main 1/4 Schematic Diagram [22MF339
- Page 51 and 52: Main 3/4 & Junction-B Schematic Dia
- Page 53 and 54: Jack & Junction-C Schematic Diagram
- Page 55 and 56: Digital Main 1/5 Schematic Diagram
- Page 57 and 58: Digital Main 3/5 Schematic Diagram
- Page 59 and 60: Digital Main 5/5 Schematic Diagram
- Page 61 and 62: Main CBA Bottom View [LC195SLX, LC1
- Page 63 and 64: Main CBA Bottom View [22MF339B/F7,
- Page 65 and 66: Jack CBA Bottom View 10-23 BA94N0F0
- Page 67 and 68: WF1 ~ WF7 = Waveforms to be observe
- Page 69 and 70: DIGITAL MAIN CBA UNIT CN3902 TUNER
- Page 71 and 72: Cabinet [22MF339B/F7, LC225SSX] Fun
- Page 73 and 74: Packing [22MF339B/F7, LC225SSX] Tap
- Page 75 and 76: MECHANICAL PARTS LIST [LC195SLX (Se
- Page 77 and 78: MECHANICAL PARTS LIST [LC195EMX (Se
- Page 79 and 80: MECHANICAL PARTS LIST [22MF339B/F7]
- Page 81 and 82: MECHANICAL PARTS LIST [LC195SSX] PR
- Page 83 and 84: ELECTRICAL PARTS LIST [LC195SLX (Se
- Page 85 and 86: Ref. No. Description Part No. D1010
Video Block Diagram<br />
VIDEO SIGNAL AUDIO SIGNAL<br />
DIGITAL MAIN CBA UNIT<br />
JK752<br />
VIDEO-IN<br />
CN302 CN3702<br />
4 VIDEO-IN 4<br />
6 S-VIDEO-C-IN 6<br />
8 S-VIDEO-Y-IN 8<br />
5 S-VIDEO-SW 5<br />
15 COM-VIDEO-Y-IN 15<br />
17 COM-VIDEO-Pb-IN 17<br />
19 COM-VIDEO-Pr-IN 19<br />
WF1<br />
WF2 WF3<br />
VIDEO-IN<br />
S-VIDEO-C-IN<br />
S-VIDEO-Y-IN<br />
S-VIDEO-SW<br />
COM-VIDEO-Y-IN<br />
COM-VIDEO-Pb-IN<br />
COM-VIDEO-Pr-IN<br />
CN702<br />
VIDEO-IN 27<br />
S-VIDEO-C-IN 28<br />
S-VIDEO-Y-IN 26<br />
S-VIDEO-SW-IN 19<br />
COM-VIDEO-Y-IN 20<br />
COM-VIDEO-Pb-IN 18<br />
COM-VIDEO-Pr-IN 16<br />
CN701<br />
27<br />
28<br />
26<br />
19<br />
20<br />
18<br />
16<br />
C Y<br />
JK751<br />
S-VIDEO<br />
-IN<br />
WF4 WF5 WF6<br />
VGA-R-IN<br />
1<br />
TO DIGITAL<br />
SIGNAL PROCESS<br />
BLOCK DIAGRAM<br />
VGA-G-IN<br />
2<br />
VGA-B-IN<br />
JK3703<br />
PC-RGB<br />
IN<br />
3<br />
JK731<br />
COMPONENT<br />
-Y-IN<br />
JK732<br />
COMPONENT<br />
-Pb-IN<br />
JK733<br />
COMPONENT<br />
-Pr-IN<br />
JACK CBA<br />
TU302<br />
(TUNER UNIT)<br />
DIF-OUT1<br />
DIF-OUT2<br />
IF-AGC<br />
CN302 CN3702<br />
26 DIF-OUT1 26<br />
28 DIF-OUT2 28<br />
24 IF-AGC 24<br />
DIF-OUT1 11<br />
DIF-OUT2 10<br />
IF-AGC 9<br />
9-2 A91N3BLV<br />
MAIN CBA
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