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45
MAIN BOARD-3
C E N TE R
S U R R R
S U R R L
F R O N T R
F R O N T L
R 6 8 2 3
0
R 6 6 2 3
0
R 6 6 3 4
0
R 6 5 3 4
0
R 6 5 2 3
0
Q 6 8 1 0
DTA 1 1 4 E K A
R 6 8 4 7
3 0 0 1 /1 6 W
C 6 8 6 9
2 2 0 p
5 0 V
R 6 8 4 8
1 0 0 k
1 /1 6 W
R 6 8 2 4
4 7 k
1 /1 6 W
C 6 8 1 6
2 2 0 p
5 0 V
3
+
2
-
1
U 6 8 0 2 -A
N .I.
C 6 8 1 7 N .I.
R 6 8 2 6 N .I.
R 6 8 2 5
N .I.
C 6 8 1 8
2 2 u 1 6 V
R 6 8 3 3
2 2 0 1 /1 6 W
R 6 8 3 2
1 0 0 k
1 /1 6 W
C 6 8 2 1
2 2 u 1 6 V
R 6 8 2 9
4 7 0 1 /1 6 W
Q 6 8 0 6
2 S C 4 6 9 5
R 6 8 3 1
1 0 0 k
1 /1 6 W
Q 6 8 0 7
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R 6 8 2 8
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4 .7 k
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C 6 8 1 9
0 .1 u
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3
+
2
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U 6 6 0 2 -A
N .I.
C 6 6 1 7
N .I.
R 6 6 2 6
N .I.
R 6 6 2 5
N .I.
C 6 6 1 8
2 2 u 1 6 V
R 6 6 3 5
4 7 k
1 /1 6 W
C 6 6 2 3
2 2 0 p
5 0 V
5
+
6
-
7
U 6 6 0 2 -B
N .I.
C 6 6 2 4
N .I.
R 6 6 3 7
N .I.
R 6 6 3 6
N .I.
C 6 6 2 5
2 2 u 1 6 V
R 6 6 2 8
4 7 0
1 /1 6 W
Q 6 6 0 7
2 S C 4 6 9 5
R 6 6 3 1
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1 /1 6 W
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R 6 6 2 9
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1 /1 6 W
C 6 6 2 1
2 2 u 1 6 V
R 6 6 3 2
1 0 0 k
1 /1 6 W
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1 /1 6 W
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1 0 0 k
1 /1 6 W
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Q 6 6 0 8
2 S C 4 6 9 5
R 6 6 4 2
1 0 0 k
1 /1 6 W
Q 6 6 0 9
2 S C 4 6 9 5
R 6 6 3 9
4 7 0 1 /1 6 W
C 6 6 2 9
2 2 0 p
5 0 V
R 6 6 4 6
3 0 0 1 /1 6 W
R 6 6 4 7
1 0 0 k
1 /1 6 W
Q 6 6 1 0
DTA 1 1 4 E K A
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4 .7 k
1 /1 6 W
C 6 6 2 6
0 .1 u
R 6 6 4 1
4 .7 k
1 /1 6 W
C 6 6 2 7
0 .1 u
C 6 6 2 0
0 .1 u
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4 .7 k
1 /1 6 W
C 6 6 1 9
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R 6 6 2 7
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1 /1 6 W
R 6 5 2 4
4 7 k
1 /1 6 W
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2 2 0 p
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3
+
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U 6 5 0 2 -A
N .I.
C 6 5 1 7
N .I.
R 6 5 2 6
N .I.
R 6 5 2 5
N .I.
C 6 5 1 8
2 2 u 1 6 V
R 6 5 3 5
4 7 k
1 /1 6 W
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2 2 0 p
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5
+
6
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U 6 5 0 2 -B N .I.
C 6 5 2 4
N .I.
R 6 5 3 7
N .I.
R 6 5 3 6
N .I.
C 6 5 2 5
2 2 u 1 6 V
R 6 5 2 8
4 7 0 1 /1 6 W
Q 6 5 0 7
2 S C 4 6 9 5
R 6 5 3 1
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Q 6 5 0 6
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R 6 5 2 9
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C 6 5 2 1
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R 6 5 3 2
1 0 0 k
1 /1 6 W
R 6 5 3 3
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1 /1 6 W
R 6 5 4 4
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1 0 0 k
1 /1 6 W
C 6 5 2 8
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C 6 5 2 0
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C 6 5 1 9
0 .1 u
R 6 5 2 7
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5
+
6
-
7
U 6 8 0 2 -B
N .I.
C 6 9 7 2
N .I.
C 6 9 7 1
N .I.
C 6 9 7 0
N .I.
C 6 9 6 9
N .I.
8
4
U 6 8 0 2 -C
N .I.
8
4
U 6 6 0 2 -C
N .I.
C 6 9 6 1
N .I.
C 6 9 6 2
N .I.
C 6 9 6 3
N .I.
C 6 9 6 4
N .I.
C 6 9 6 0
N .I.
C 6 9 5 9
N .I.
C 6 9 5 8
N .I.
C 6 9 5 7
N .I.
8
4
U 6 5 0 2 -C
N .I.
1
2
3
4
5
6
7
8
9
1 0
J6 0 0 5 A
TO S U R R A M P J6 0 0 5 B
R 6 9 8 0 0
R 6 9 8 1
0
R 6 9 8 2
0
R 6 9 8 3
0
R 6 9 8 4
0
-1 0 .5 V
DG N D
DG N D
A G N D
A G N D
A G N D
DG N D
DG N D
-1 0 .5 V
A G N D
A G N D
DG N D
DG N D
-1 0 .5 V
C _ M U TE
S _ M U TE
F _ M U TE
PO _ C TR
PO _ S L
PO _ S R
PO _ F L
PO _ F R
-1 0 .5 V
+ 1 0 .5 V
A G N D
A G N D
+ 1 0 .5 V
-1 0 .5 V
-1 0 .5 V
+ 1 0 .5 V
A G N D
A G N D
A M P_ F L
A G N D
A M P_ F R
A G N D
A G N D
A G N D
A M P_ C TR
A M P_ S L
A M P_ S R
A G N D
A G N D
Содержание T755
Страница 1: ...NAD SERVICE MANUAL T 755 T 755 Surround Sound Receiver Surround Sound Receiver DRAFT DATE AUGUST 2009 ...
Страница 8: ...8 WIRING DIAGRAM ...
Страница 10: ...10 BLOCK DIAGRAM ...
Страница 14: ...14 PCB LAYOUT POWER AMPLIFIER FRONT AMP BOARD COPPER SIDE ...
Страница 15: ...15 FRONT AMP BOARD COMPONENT SIDE ...
Страница 16: ...16 SURROUND AMP BOARD COPPER SIDE ...
Страница 17: ...17 SURROUND AMP BOARD COMPONENT SIDE ...
Страница 18: ...18 DSP BOARD COPPER SIDE ...
Страница 19: ...19 DSP BOARD COMPONENT SIDE ...
Страница 20: ...20 KEY BOARD COMPONENT SIDE KEY BOARD COPPER SIDE ...
Страница 21: ...21 F VIDEO BOARD COPPER SIDE F VIDEO BOARD COMPONENT SIDE ...
Страница 22: ...22 MAIN BOARD COMPONENT SIDE ...
Страница 23: ...23 MAIN BOARD COPPER SIDE ...
Страница 24: ...24 TRIGGER BOARD COMPONENT SIDE TRIGGER BOARD COPPER SIDE SPEAKER BOARD COMPONENT SIDE ...
Страница 25: ...25 COMPONENT BOARD COMPONENT SIDE COMPONENT BOARD COPPER SIDE ...
Страница 26: ...26 HDMI BOARD COPPER SIDE ...
Страница 27: ...27 HDMI BOARD COMPONENT SIDE ...
Страница 28: ...28 PSU STD BOARD COMPONENT SIDE CONNECTOR 3 BOARD COMPONENT SIDE ...
Страница 69: ...69 ATMEGA48 20 U2007 AT24C16 U2002 ...
Страница 72: ...72 DSP D707E0001BRFP250 U1001 PCM1609A U1034 ...
Страница 73: ...73 PCM1742KE U1035 M61545 U6002 ...
Страница 74: ...74 74HC157D U1033 SST39VF800 U1004 ...
Страница 75: ...75 K4S641632K U1003 74HC251D U1005 ...
Страница 76: ...76 74HCU04D U1018 U1019 SN74LVC245 U1010 U1022 in DSP U4518 in Component TL5001CD U1011 ...
Страница 77: ...77 SN74HCT245 U1009 PCM1802 U1017 ...
Страница 78: ...78 TPS3103 U1021 CS8416 U1002 ...
Страница 79: ...79 BU9450 U1032 R2S15205FP U6001 ...
Страница 80: ...80 HDMI CM1213 8 D4301 4304 in HDMI D2308 in Trigger TMDS U15 U23 ...
Страница 81: ...81 COMPONENT ATtiny261 U4520 ...
Страница 82: ...82 TVP5146PFP U4507 SAA7128 U4508 ...
Страница 83: ...83 74HC4052D U4002 4003 PCA9517 U4513 ...
Страница 84: ...84 SN74AHCT244 U4517 MC141585DW U19 ...
Страница 85: ...85 Power Amp F AS358 U5302 LM35DT U5303 ...
Страница 86: ...86 Trigger 74HC86D U2303 ST232BDR U2301 TPS2011A U2302 ...
Страница 87: ...EXPLODED VIEW A ...
Страница 88: ...88 EXPLODED VIEW B ...
Страница 92: ...Enlarged in detail on the next page 92 ...
Страница 95: ...93 SERVICE MANUAL T755 Surround Sound Receiver NAD ELECTRONICS LTD LONDON ...