LC-37D90U
6 – 7
<HDMI signal input> No video (3)
No external input video [INPUT-3]
No external input video [INPUT-4]
Is INPUT-3 selected on the input select menu screen?
Is INPUT-4 selected on the input select menu screen?
YES
NO
YES
NO
Select INPUT-3 on the input select menu screen for the
right input signal.
Select INPUT-4 on the input select menu screen for the
right input signal.
NO
NO
Does the HOT PLUG detection function?
Does the HOT PLUG detection function?
Does the HDMI_HPG3 signal come from pin (18) of con-
nector (SC1501) to pin (69) of IC9101 (CPLD)?
Does the HDMI_HPG2 signal come from pin (18) of con-
nector (SC1502) to pin (68) of IC9101 (CPLD)?
YES
NO
YES
NO
Check the line between SC1501 and IC9101
(CPLD) (Q1506, Q1508, etc.).
Check the line between SC1502 and
IC9101 (CPLD) (Q1505, Q1507, etc.).
Does the HDMI_PLG_EN signal come from pin (77) of
IC9101 to pin (44) of IC1508 (HDMI/HDCP/DVI COMPLI-
ANT RECEIVER) and pin (40) of IC1507 (DVI/HDMI
SWITCH)?
Does the HDMI_PLG_EN signal come from pin (77) of
IC9101 to pin (44) of IC1508 (HDMI/HDCP/DVI COMPLI-
ANT RECEIVER) and pin (40) of IC1507 (DVI/HDMI
SWITCH)?
YES
NO
YES
NO
Check the line between IC1901 and IC1507/
IC1508.
Check the line between IC1901 and
IC1507/IC1508.
Does the HDP3 signal come from pin (44) of IC1507 to pin
(19) of SC1501?
Does the HDP2 signal come from pin (62) of IC1507 to
pin (19) of SC1502?
NO
NO
Check the line between IC1507 and SC1501.
Check the line between IC1507 and
SC1502.
Summary of Contents for Aquos LC-37D90U
Page 79: ...LC 37D90U 5 63 MEMO ...
Page 99: ...LC 37D90U 7 2 10 11 12 13 14 15 16 17 18 19 ...
Page 100: ...LC 37D90U 7 3 2 SYSTEM BLOCK DIAGRAM A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 101: ...LC 37D90U 7 4 10 11 12 13 14 15 16 17 18 19 ...
Page 102: ...LC 37D90U 7 5 3 MAIN BLOCK DIAGRAM A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 103: ...LC 37D90U 7 6 10 11 12 13 14 15 16 17 18 19 ...
Page 104: ...LC 37D90U 7 7 4 POWER BLOCK DIAGRAM A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 105: ...LC 37D90U 7 8 10 11 12 13 14 15 16 17 18 19 ...
Page 107: ...LC 37D90U 8 2 2 R C LED Unit A C B D E F G H 1 2 3 4 5 6 ...
Page 108: ...LC 37D90U 8 3 3 IF Unit IF Unit 1 2 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 109: ...LC 37D90U 8 4 10 11 12 13 14 15 16 17 18 19 ...
Page 110: ...LC 37D90U 8 5 IF Unit 2 2 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 111: ...LC 37D90U 8 6 10 11 12 13 14 15 16 17 18 19 ...
Page 112: ...LC 37D90U 8 7 4 MAIN Unit MAIN Unit 1 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 113: ...LC 37D90U 8 8 10 11 12 13 14 15 16 17 18 19 ...
Page 114: ...LC 37D90U 8 9 MAIN Unit 2 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 115: ...LC 37D90U 8 10 10 11 12 13 14 15 16 17 18 19 ...
Page 116: ...LC 37D90U 8 11 MAIN Unit 3 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 117: ...LC 37D90U 8 12 10 11 12 13 14 15 16 17 18 19 ...
Page 118: ...LC 37D90U 8 13 MAIN Unit 4 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 119: ...LC 37D90U 8 14 10 11 12 13 14 15 16 17 18 19 ...
Page 120: ...LC 37D90U 8 15 MAIN Unit 5 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 121: ...LC 37D90U 8 16 10 11 12 13 14 15 16 17 18 19 ...
Page 122: ...LC 37D90U 8 17 MAIN Unit 6 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 123: ...LC 37D90U 8 18 10 11 12 13 14 15 16 17 18 19 ...
Page 124: ...LC 37D90U 8 19 MAIN Unit 7 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 125: ...LC 37D90U 8 20 10 11 12 13 14 15 16 17 18 19 ...
Page 126: ...LC 37D90U 8 21 MAIN Unit 8 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 127: ...LC 37D90U 8 22 10 11 12 13 14 15 16 17 18 19 ...
Page 128: ...LC 37D90U 8 23 MAIN Unit 9 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 129: ...LC 37D90U 8 24 10 11 12 13 14 15 16 17 18 19 ...
Page 130: ...LC 37D90U 8 25 MAIN Unit 10 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 131: ...LC 37D90U 8 26 10 11 12 13 14 15 16 17 18 19 ...
Page 132: ...LC 37D90U 8 27 MAIN Unit 11 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 133: ...LC 37D90U 8 28 10 11 12 13 14 15 16 17 18 19 ...
Page 134: ...LC 37D90U 8 29 MAIN Unit 12 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 135: ...LC 37D90U 8 30 10 11 12 13 14 15 16 17 18 19 ...
Page 136: ...LC 37D90U 8 31 MAIN Unit 13 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 137: ...LC 37D90U 8 32 10 11 12 13 14 15 16 17 18 19 ...
Page 138: ...LC 37D90U 8 33 MAIN Unit 14 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 139: ...LC 37D90U 8 34 10 11 12 13 14 15 16 17 18 19 ...
Page 140: ...LC 37D90U 8 35 MAIN Unit 15 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 141: ...LC 37D90U 8 36 10 11 12 13 14 15 16 17 18 19 ...
Page 142: ...LC 37D90U 8 37 MAIN Unit 16 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 143: ...LC 37D90U 8 38 10 11 12 13 14 15 16 17 18 19 ...
Page 144: ...LC 37D90U 8 39 MAIN Unit 17 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 145: ...LC 37D90U 8 40 10 11 12 13 14 15 16 17 18 19 ...
Page 146: ...LC 37D90U 8 41 MAIN Unit 18 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 147: ...LC 37D90U 8 42 10 11 12 13 14 15 16 17 18 19 ...
Page 148: ...LC 37D90U 8 43 MAIN Unit 19 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 149: ...LC 37D90U 8 44 10 11 12 13 14 15 16 17 18 19 ...
Page 150: ...LC 37D90U 8 45 MAIN Unit 20 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 151: ...LC 37D90U 8 46 10 11 12 13 14 15 16 17 18 19 ...
Page 152: ...LC 37D90U 8 47 MAIN Unit 21 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 153: ...LC 37D90U 8 48 10 11 12 13 14 15 16 17 18 19 ...
Page 154: ...LC 37D90U 8 49 MAIN Unit 22 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 155: ...LC 37D90U 8 50 10 11 12 13 14 15 16 17 18 19 ...
Page 156: ...LC 37D90U 8 51 MAIN Unit 23 23 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 ...
Page 157: ...LC 37D90U 8 52 10 11 12 13 14 15 16 17 18 19 ...
Page 158: ...LC 37D90U 8 53 5 KEY Unit A C B D E F G H 1 2 3 4 5 6 ...
Page 162: ...LC 37D90U 9 3 2 MAIN Unit A C B D E F G H 1 2 3 4 5 6 7 8 9 10 MAIN Unit Side A ...
Page 163: ...LC 37D90U 9 4 10 11 12 13 14 15 16 17 18 19 ...
Page 166: ...LC 37D90U 9 7 A C B D E F G H 1 2 3 4 5 6 7 8 9 10 MAIN Unit Side B ...
Page 167: ...LC 37D90U 9 8 10 11 12 13 14 15 16 17 18 19 ...
Page 172: ...LC 37D90U 9 13 MEMO ...