
38
POWER AMPLIFIER SURROUND-CH-1
S U R R O U N D
LE F T
C H A N N E L
S U R R O U N D
R IG H T
C H A N N E L
C 5 6 1 2
0 .0 2 2 u
D5 6 0 9
G S 1 G
R 5 4 0 5
2 2
R 5 4 0 9
2 2
Q 5 4 0 3
M M B T5 5 5 1 LT1
R 5 4 0 7
2 2 0
1 /2 W
C 5 4 0 9
1 0 0 0 p
R 5 4 0 2
1 0 0
1 /4 W
R 5 4 0 3
1 0 k
Q 5 4 0 2
M M B T5 5 5 1 LT1
Q 5 4 0 1
M M B T5 5 5 1 LT1
R 5 4 0 4
1 k
R 5 4 0 8
1 k
R 5 4 1 1
3 6 0
1 /4 W
C 5 4 0 3
1 6 V
4 7 0 u
Q 5 4 0 6
2 S D1 9 1 8
C 5 4 0 6
1 0 p
C 5 4 0 7
0 .1 5 u _ M
1 0 0 V
C 5 4 0 5
1 0 0 p
Q 5 4 0 5
2 S B 1 2 7 5
R 5 4 1 0
4 7 k
D5 4 0 1
LL4 1 4 8
D5 4 0 2
LL4 1 4 8
R 5 4 1 5
1 0 0
C 5 4 0 8
1 0 0 p
C 5 4 1 0
1 0 0 V
1 0 0 u
Q
5407
M
M
B
T
5551L
T
1
R 5 4 1 6
2 .7 k
R 5 4 1 7
1 .2 k
R 5 4 1 8
1 k
C 5 4 1 1
1 0 0 V
1 0 0 u
R 5 4 2 4
1 0 k
R 5 4 2 6
1 0 k
D5 4 0 5
LL4 1 4 8
R 5 4 2 9
3 3 0 k
R 5 4 3 1
1 8 0 k
R 5 4 3 0
2 0 k
Q 5 4 1 2
M M B T5 5 5 1 LT1
R 5 4 3 2
3 3 k
L5 4 0 1
0 .2 u H
R 5 4 3 3
3 .3
1 W
C 5 4 0 1
5 0 V
4 .7 u
R 5 4 0 1
2 2 0 k
1 /4 W
R 5 5 0 5
2 2
R 5 5 0 9
2 2
Q 5 5 0 3
M M B T5 5 5 1 LT1
R 5 5 0 7
2 2 0
1 /2 W
C 5 5 0 9
1 0 0 0 p
R 5 5 0 2
1 0 0
1 /4 W
R 5 5 0 3
1 0 k
Q 5 5 0 2
M M B T5 5 5 1 LT1
Q 5 5 0 1
M M B T5 5 5 1 LT1
R 5 5 0 4
1 k
R 5 5 0 8
1 k
R 5 5 1 1
3 6 0
1 /4 W
C 5 5 0 3
1 6 V
4 7 0 u
Q 5 5 0 6
2 S D1 9 1 8
C 5 5 0 6
1 0 p
C 5 5 0 7
0 .1 5 u _ M
1 0 0 V
C 5 5 0 5
1 0 0 p
Q 5 5 0 5
2 S B 1 2 7 5
R 5 5 1 0
4 7 k
D5 5 0 1
LL4 1 4 8
D5 5 0 2
LL4 1 4 8
R 5 5 1 5
1 0 0
C 5 5 0 8
1 0 0 p
C 5 5 1 0
1 0 0 V
1 0 0 u
Q
5507
M
M
B
T
5551L
T
1
R 5 5 1 6
2 .7 k
R 5 5 1 7
1 .2 k
R 5 5 1 8
1 k
C 5 5 1 1
1 0 0 V
1 0 0 u
R 5 5 2 4
1 0 k
R 5 5 2 6
1 0 k
D5 5 0 5
LL4 1 4 8
R 5 5 2 9
3 3 0 k
R 5 5 3 1
1 8 0 k
R 5 5 3 0
2 0 k
Q 5 5 1 2
M M B T5 5 5 1 LT1
R 5 5 3 2
3 3 k
L5 5 0 1
0 .2 u H
R 5 5 3 3
3 .3 1 W
C 5 5 0 1
5 0 V
4 .7 u
R 5 5 0 1
2 2 0 k
1 /4 W
R 5 4 3 4
1 0
2 W
C 5 4 1 4
0 .1 u _ M
R 5 5 3 4
1 0 2 W
C 5 5 1 4
0 .1 u _ M
R 5 4 1 2
1 k
R 5 5 1 2
1 k
P5 4 0 1
TE S T PIN
P5 5 0 1
TE S T PIN
1
2
M 5 6 0 1 -A
2 5 0 V A C /5 A
2 4 V DC
3
4
M 5 6 0 1 -B
2 5 0 V A C /5 A
2 4 V DC
5
6
M 5 6 0 1 -C
2 5 0 V A C /5 A
2 4 V DC
Q 5 6 1 1
DTC 1 2 3 E K A
R 5 6 2 7
3 3 k
C 5 6 0 6
1 6 V
2 2 0 u
R 5 6 2 8
3 3 k
C 5 6 0 8
N .I.
Q 5 6 0 8
M M B T5 4 0 1 LT1
R 5 6 3 0
4 7 k
C 5 6 0 9
N .I.
R 5 6 2 9
1 5 k
Q 5 6 0 7
M M B T5 5 5 1 LT1
Q 5 6 0 6
M M B T5 5 5 1 LT1
R 5 4 1 9
4 .7
1 /4 W
R 5 4 2 1
4 .7
1 /4 W
R 5 5 2 1
4 .7
1 /4 W
R 5 5 1 9
4 .7
1 /4 W
C 5 6 0 7
N .I.
D5 4 0 3
LL4 1 4 8
D5 4 0 4
LL4 1 4 8
R 5 4 1 3
4 7
Q 5 4 0 4
M M B T5 4 0 1 LT1
R 5 4 1 4
2 7 K
1 /4 W
R 5 4 2 0
N .I.
1 /4 W
D5 5 0 4
LL4 1 4 8
D5 5 0 3
LL4 1 4 8
Q 5 5 0 4
M M B T5 4 0 1 LT1
R 5 5 1 3
4 7
R 5 5 1 4
2 7 K
1 /4 W
R 5 5 2 0
N .I.
1 /4 W
1
2
3
J5 6 0 2 A
C 5 6 1 4
0 .1 u
R 5 4 0 6
3 .3 k
R 5 5 0 6
3 .3 k
1
2
3
J5 0 0 3 B
TO F R O N T A M P J5 0 0 3 A
1
2
3
J7 0 0 5 B
TO PS U J7 0 0 5 A
C 5 4 1 2
1 0 0 p 1 0 0 V
C 5 4 1 3
1 0 0 p 1 0 0 V
C 5 5 1 2
1 0 0 p 1 0 0 V
C 5 5 1 3
1 0 0 p
1 0 0 V
C 5 4 0 2
1 6 V
N .I.
C 5 5 0 2
1 6 V
N .I.
C 5 4 0 4
1 6 V
1 0 0 u
C 5 5 0 4
1 6 V
1 0 0 u
1
2
3
4
5
6
7
8
9
1 0
J6 0 0 5 B
TO M A IN J6 0 0 5 A
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 0
J2 0 0 1 B
TO M A IN J2 0 0 1 A
G 1
R 5 5 3 7
1 M
R 5 4 3 7
1 M
R 5 4 3 5
1 5 k
R 5 4 3 6
2 2 k
D5 4 0 6
LL4 1 4 8
D5 5 0 6
LL4 1 4 8
R 5 5 3 6
2 2 k
R 5 5 3 5
1 5 k
R 5 4 2 7
0 .2 2
5 W
R 5 4 2 8
0 .2 2
5 W
R 5 5 2 7
0 .2 2
5 W
R 5 5 2 8
0 .2 2
5 W
G 2
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
2 0
2 1
2 2
2 3
2 4
2 5
2 6
2 7
2 8
J5 4 0 1 A
TO C O N N E C TIO N B O A R D J5 4 0 1 B
Q 5 4 1 0
2 S D2 3 9 0
Q 5 4 1 1
2 S B 1 5 6 0
Q 5 5 1 0
2 S D2 3 9 0
Q 5 5 1 1
2 S B 1 5 6 0
R 5 4 3 8
8 2 0
Q 5 4 1 3
2 S B 1 2 7 5
Q 5 5 1 3
2 S B 1 2 7 5
R 5 5 3 8
8 2 0
R 5 4 3 9
7 5
R 5 5 3 9
7 5
D5 6 1 8
G S 1 G
R 5 6 5 8
1 k
R 5 6 5 9
1 0 k
C H G N D
V +
V -
V +
R E LA Y_ A
A M P_ S L
A G N D
A M P_ S R
A M P_ C TR
A M P_ F R
A M P_ F L
+ 1 2 V _ D
S C _ 1
S C _ 2
TH M _ PR O
O V LD_ PR O
R E LA Y_ A
R E LA Y_ B
DG N D
+ 1 5 V
O _ G N D
O _ G N D
O _ G N D
O _ G N D
O _ G N D
DG N D
V -
+ 1 2 V _ D
S C _ 1
S C _ 2
R E LA Y_ B
+ 1 5 V
+ 1 2 V _ D
O V LD_ PR O
A M P_ F L
A M P_ F R
A M P_ C TR
DG N D
R E LA Y_ A
TH M _ PR O
O _ G N D
O _ G N D
R E LA Y_ B
R E LA Y_ A
S C _ 2
S C _ 1
V _ DE T
I_ DE T
TH M _ PR O
O U TPU T_ S E N
IS C _ S E N
DG N D
DG N D
A M P_ F L
A G N D
A M P_ F R
A G N D
A M P_ C TR
A G N D
+ 1 5 V
+ 1 5 V
+ 1 2 V _ D
+ 1 2 V _ D
PTC
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 ...