
49
VIDEO
V IDE O 1 IN
V IDE O 2 IN
V IDE O 3 IN
V IDE O 3 O U T
V IDE O 4 IN
V IDE O 4 O U T
V IDE O 5 IN
M O N ITO R O U T
Z O N E 2 M O N O U T
R 4 1 0 1
7 5
1 /1 6 W
R 4 1 0 2
7 5
1 /1 6 W
C 4 1 0 2
2 .2 u5 0 V
C 4 1 0 1
2 .2 u5 0 V
R 4 1 0 3
7 5
1 /1 6 W
R 4 1 0 4
7 5
1 /1 6 W
C 4 1 0 4
2 .2 u5 0 V
C 4 1 0 3
2 .2 u5 0 V
R 4 1 0 5
7 5
1 /1 6 W
R 4 1 0 6
7 5
1 /1 6 W
C 4 1 0 6
2 .2 u5 0 V
C 4 1 0 5
2 .2 u5 0 V
C 4 1 0 8
4 7 0 u
1 6 V
C 4 1 0 7
2 .2 u5 0 V
R 4 1 0 9
7 5
1 /1 6 W
R 4 1 1 0
7 5 1 /1 6 W
E
C
B
Q 4 1 1 0
2 S A 1 0 3 7 A K
E
C
B
Q 4 1 0 9
2 S A 1 0 3 7 A K
R 4 1 0 7
1 0 0
R 4 1 0 8
1 0 0
R 4 1 1 1
7 5
1 /1 6 W
R 4 1 1 2
7 5
1 /1 6 W
C 4 1 1 0
2 .2 u5 0 V
C 4 1 0 9
2 .2 u5 0 V
C 4 1 1 2
4 7 0 u
1 6 V
C 4 1 1 1
2 .2 u5 0 V
R 4 1 1 5
7 5
1 /1 6 W
R 4 1 1 6
7 5
1 /1 6 W
E
C
B
Q 4 1 1 2
2 S A 1 0 3 7 A K
E
C
B
Q 4 1 1 1
2 S A 1 0 3 7 A K
R 4 1 1 3
1 0 0
R 4 1 1 4
1 0 0
R 4 1 1 7
7 5
1 /1 6 W
R 4 1 1 8
7 5
1 /1 6 W
C 4 1 1 4
2 .2 u5 0 V
C 4 1 1 3
2 .2 u5 0 V
C 4 1 1 6
4 7 0 u1 6 V
C 4 1 1 5
2 .2 u5 0 V
R 4 1 1 9
1 0 1 /1 6 W
R 4 1 2 0
1 0 1 /1 6 W
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 1
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 2
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 4
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 3
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 7
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 8
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 6
1
C V
2
C V _ G N D
3
C
4
Y
5
C _ G
6
Y_ G
7
S V _ G
8
E
9
C H
M 4 1 0 5
R 4 1 2 3
0 1 /1 6 W
C 4 1 2 8
4 7 0 u
1 6 V
C 4 1 2 7
2 .2 u5 0 V
C 4 1 2 3
2 .2 u5 0 V
C 4 1 2 5
2 .2 u5 0 V
C 4 1 2 2
2 .2 u5 0 V
R 4 1 2 2
4 7
1 /1 6 W
C 4 1 2 6
4 7 0 u
1 6 V
R 4 1 2 1
4 7 1 /1 6 W
C 4 1 2 4
4 7 0 u
1 6 V
C 4 1 2 1
2 .2 u5 0 V
1
2
3
M 4 1 0 9
R 4 1 2 7
7 5
1 /1 6 W
R 4 1 2 8
7 5
1 /1 6 W
R 4 1 2 9
7 5
1 /1 6 W
R 4 1 3 0
7 5
1 /1 6 W
R 4 1 3 1
7 5
1 /1 6 W
E
C
B
Q 4 1 0 1
2 S A 1 0 3 7 A K
R 4 1 3 2
4 7
R 4 1 3 3
4 7
E
C
B
Q 4 1 0 3
2 S A 1 0 3 7 A K
1 I/O_4
2 I/O_6
3 COM_O/I
4 I/O_7
5 I/O_5
6 INH
7 VEE
8 G ND
9
C
1 0
B
1 1
A
1 2
I/O _ 3
1 3
I/O _ 0
1 4
I/O _ 1
1 5
I/O _ 2
1 6
V C C
U 4 1 0 3
7 4 H C 4 0 5 1
R 4 1 2 6
1 0 0 k
E
C
B
Q 4 1 0 5
DTC 1 2 3 E K A
R 4 1 2 5
1 k
D4 1 0 1
LL4 1 4 8
E
C
B
Q 4 1 0 2
2 S C 4 6 9 5
C 4 1 1 7
4 7 u
5 0 V
C 4 1 1 8
0 .1 u
5 0 V
E
C
B
Q 4 1 0 4
2 S C 4 6 9 5
D4 1 0 2
LL4 1 4 8
R 4 1 3 4
1 k
E
C
B
Q 4 1 0 6
DTC 1 2 3 E K A
R 4 1 3 5
1 0 0 k
C 4 1 2 0
0 .1 u
5 0 V
C 4 1 1 9
4 7 u
5 0 V
1 I/O_4
2 I/O_6
3 COM_O/I
4 I/O_7
5 I/O_5
6 INH
7 VEE
8 G ND
9
C
1 0
B
1 1
A
1 2
I/O _ 3
1 3
I/O _ 0
1 4
I/O _ 1
1 5
I/O _ 2
1 6
V C C
U 4 1 0 4
7 4 H C 4 0 5 1
E
C
B
Q 4 1 0 8
2 S C 4 6 9 5
E
C
B
Q 4 1 0 7
2 S C 4 6 9 5
1 I/O_4
2 I/O_6
3 COM_O/I
4 I/O_7
5 I/O_5
6 INH
7 VEE
8 G ND
9
C
1 0
B
1 1
A
1 2
I/O _ 3
1 3
I/O _ 0
1 4
I/O _ 1
1 5
I/O _ 2
1 6
V C C
U 4 1 0 6
7 4 H C 4 0 5 1
C 4 1 3 7
4 7 u
5 0 V
C 4 1 3 8
0 .1 u
5 0 V
C 4 1 3 5
0 .1 u
5 0 V
C 4 1 3 4
4 7 u
5 0 V
1 I/O_4
2 I/O_6
3 COM_O/I
4 I/O_7
5 I/O_5
6 INH
7 VEE
8 G ND
9
C
1 0
B
1 1
A
1 2
I/O _ 3
1 3
I/O _ 0
1 4
I/O _ 1
1 5
I/O _ 2
1 6
V C C
U 4 1 0 5
7 4 H C 4 0 5 1
E
C
B
Q 4 1 1 3
2 S C 4 6 9 5
E
C
B
Q 4 1 1 4
2 S C 4 6 9 5
R 4 1 4 7
1 0 k
D4 1 0 5
LL4 1 4 8
D4 1 0 6
LL4 1 4 8
R 4 1 4 6
1 0 k
E
C
B
Q 4 1 1 6
DTC 1 2 3 E K A
R 4 1 4 8
1 0 0 k
C 4 1 4 3
0 .0 1 u
5 0 V
R 4 1 4 2
1 0 0
C 4 1 4 2
0 .0 1 u
5 0 V
R 4 1 4 5
1 0 0 k
E
C
B
Q 4 1 1 5
DTC 1 2 3 E K A
R 4 1 4 3
1 0 k
D4 1 0 4
LL4 1 4 8
D4 1 0 3
LL4 1 4 8
R 4 1 4 4
1 0 k
R 4 1 4 9
0
1 /8 W
C 4 1 4 1
4 7 u
5 0 V
R 4 1 3 9
4 7 0 k
R 4 1 4 0
4 7 0 k
1
M U TE
2
IN A
3
G N DA
4
IN B
5
G N DB
6
7
IN C
8
G N D
9 OUTC2
1 0 OUTC1
1 1
1 2 OUTB2
1 3 OUTB1
1 4 OUTA2
1 5 OUTA1
1 6 VCC
U 4 1 0 2
B A 7 6 6 0 F S
C 4 1 3 9
4 7 0 u 1 6 V
C 4 1 4 0
4 7 0 u 1 6 V
R 4 1 2 4
7 5 1 /1 6 W
C 4 1 3 0
4 7 0 u
1 6 V
C 4 1 4 5
4 7 0 u 1 6 V
C 4 1 2 9
4 7 0 u 1 6 V
C 4 1 3 1
4 7 u
5 0 V
R 4 1 3 6
7 5
1 /1 6 W
C 4 1 3 2
1 0 0 0 u
1 0 V
R 4 1 3 8
4 7 0 k
R 4 1 3 7
4 7 0 k
1
M U TE
2
IN A
3
G N DA
4
IN B
5
G N DB
6
7
IN C
8
G N D
9 OUTC2
1 0 OUTC1
1 1
1 2 OUTB2
1 3 OUTB1
1 4 OUTA2
1 5 OUTA1
1 6 VCC
U 4 1 0 1
B A 7 6 6 0 F S
E
C
B
Q 4 1 1 8
2 S A 1 0 3 7 A K
R 4 1 5 0
0
1 /8 W
1
S TR O B E
2
DA TA
3
C LO C K
4
Q 1
5
Q 2
6
Q 3
7
Q 4
8
VSS
9
Q S
1 0
Q S
1 1
Q 8
1 2
Q 7
1 3
Q 6
1 4
Q 5
1 5
O /P_ E N A B LE
16
VD
D
U 4 1 0 7
H E F 4 0 9 4 B T
C 4 1 5 3
0 .1 u
C 4 1 5 2
1 0 u
1 6 V
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
2 9
3 0
3 1
3 2
3 3
3 4
3 5
3 6
3 7
3 8
3 9
4 0
4 1
4 2
4 3
4 4
4 5
4 6
J4 1 0 1 A
To C O N N # 1 J4 1 0 1 B
C 4 1 4 6
4 7 0 u 1 6 V
R 4 1 5 1
1 0
R 4 1 5 2
1 0
R 4 1 5 6
6 8
1 /1 6 W
R 4 1 6 0
7 5
1 /1 6 W
C 4 1 4 7
2 .2 u
5 0 V
R 4 1 6 1
0
R 4 1 6 2
0
R 4 1 5 7
6 8
1 /1 6 W
JP4 1 0 3 A
Ju m per W ire
F rom U 4 1 0 1 to U 4 1 0 3
JP4 1 0 3 B
JP4 1 0 4 B
JP4 1 0 4 A
Ju m per W ire
F rom U 4 1 0 2 to U 4 1 0 5
JP4 1 0 2 B
JP4 1 0 2 A
Ju m per W ire
F rom U 4 1 0 2 to M 4 1 0 8
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
+ 5 V _ V
+ 5 V _ V
V G N D
+ 5 V _ V
+ 5 V _ V
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
+ 5 V _ V
+ 5 V _ V
C H G N D
C H G N D
V G N D
DG N D
+ 5 V _ V
DG N D
DG N D
DG N D
DG N D
DG N D
DG N D
DG N D
+ 5 V _ V
+ 5 V _ V
DG N D
DG N D
DG N D
DG N D
DG N D
DG N D
+ 5 V _ V
DG N D
DG N D
V G N D
DG N D
DG N D
V G N D
+ 5 V _ V
+ 5 V _ V
+ 5 V _ V
V G N D
V G N D
C H G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
V G N D
DG N D
V 4 O _ M U TE
V 3 O _ M U TE
4 0 5 1 _ C _ M
4 0 5 1 _ B _ M
4 0 5 1 _ A _ M
4 0 5 1 _ C
4 0 5 1 _ B
4 0 5 1 _ A
DG N D
DG N D
+ 5 V _ V
+ 5 V _ V
4 0 9 4 (2 )_ S TB _ M C U
4 0 9 4 (1 )_ DA TA _ M C U
4 0 9 4 (1 )_ C LK _ M C U
V G N D
C V B S _ V 6 _ IN
V G N D
S _ V 6 _ IN _ Y
V G N D
S _ V 6 _ IN _ C
V G N D
C V B S _ O U T
V G N D
C V B S _ M O N _ O U T
V G N D
S _ O U T_ Y
V G N D
S _ O U T_ C
V G N D
S _ C _ M O N
V G N D
S _ Y_ M O N
4 0 9 4 (1 )_ DA TA
4 0 9 4 (1 )_ C LK
+ 5 V _ V
+ 5 V _ V
+ 5 V _ V
+ 5 V _ V
+ 5 V _ V
+ 5 V _ V
+ 5 V _ V
DG N D
DG N D
DG N D
V G N D
DG N D
V G N D
V G N D
V G N D
Содержание T 175
Страница 1: ...NAD SERVICE MANUAL T 175 T 175 AV Tuner Pre Ampli er AV Tuner Pre Ampli er DRAFT DATE MAY 2008...
Страница 9: ...9 WIRING DIAGRAM...
Страница 11: ...11 BLOCK DIAGRAM...
Страница 17: ...17 PCB LAYOUT DSP BOARD COPPER SIDE...
Страница 18: ...18 DSP BOARD COMPONENT SIDE...
Страница 19: ...19 KEY BOARD COMPONENT SIDE KEY BOARD COPPER SIDE...
Страница 20: ...20 PRE OUT BOARD COPPER SIDE...
Страница 21: ...21 PRE OUT BOARD COMPONENT SIDE...
Страница 22: ...22 VOLUME BOARD COPPER SIDE...
Страница 23: ...23 VOLUME BOARD COMPONENT SIDE...
Страница 24: ...24 F VIDEO BOARD COPPER SIDE F VIDEO BOARD COMPONENT SIDE...
Страница 25: ...25 MAIN BOARD COMPONENT SIDE...
Страница 26: ...26 MAIN BOARD COPPER SIDE...
Страница 27: ...27 TRIGGER BOARD COMPONENT SIDE TRIGGER BOARD COPPER SIDE...
Страница 28: ...28 COMPONENT BOARD COMPONENT SIDE COMPONENT BOARD COPPER SIDE...
Страница 29: ...29 VIDEO BOARD COPPER SIDE VIDEO BOARD COMPONENT SIDE...
Страница 30: ...30 HDMI BOARD COPPER SIDE...
Страница 31: ...31 HDMI BOARD COMPONENT SIDE...
Страница 32: ...32 CONNECTOR 1 BOARD COMPONENT SIDE...
Страница 33: ...33 CONNECTOR 1 BOARD COPPER SIDE...
Страница 34: ...34 PSU STD BOARD COMPONENT SIDE...
Страница 74: ...74 ATMEGA48 20 U2014 AT24C16 U2002...
Страница 75: ...75 74HC00D U2015 74HC132 U2005 DSP D708E0001BRFP266 U1001...
Страница 76: ...76 SST39VF800 U1004 K4S641632K U1003...
Страница 78: ...78 SN74LVC245 U1010 U1022 TL5001CD U1011...
Страница 79: ...79 SN74HCT245 U1009 SN74LVC257AD U1033 U1035 U1036...
Страница 81: ...81 TPS3103 U1021 CS8416 U1002...
Страница 82: ...82 BU9450 U1032 PCM1791A U1012 1016...
Страница 83: ...83 HDMI XC9572XL U20 CM1213 8 U2 U11 U16 U24 U32 D2308 in Trigger...
Страница 84: ...84 PCA9517 U5 PCF8574 U10 U201...
Страница 85: ...85 PI3B16233 U9 U13 SN74AHCT244 U200...
Страница 86: ...86 AD8061 U18 U22 U26 AD8063 U17 U21 U25 U27 U29 U30...
Страница 87: ...87 MC141585DW U19...
Страница 88: ...88 TMDS341 U15 U23...
Страница 89: ...89 ADV7320 U28...
Страница 90: ...90 ADV7403 U12 AD9388 U14...
Страница 91: ...91 AD9389B U31 LM2575 VR3 VR4...
Страница 92: ...92 LM1086 VR200 Composite S Video 74HC4051D U4103 4106 BA7660FS U4101 4102 U4001 in Component...
Страница 93: ...93 Component 74HC4052D U4002 4003...
Страница 94: ...94 Volume TPA6120A2DWP U6008...
Страница 95: ...95 R2S15205FP U6001 6002...
Страница 96: ...96 Trigger 74HC86D U2303 ST232BDR U2301 TPS2011A U2302...
Страница 97: ...EXPLODED VIEW A...
Страница 102: ...102 SERVICE MANUAL T175 AV Tuner Pre Ampli er NAD ELECTRONICS LTD LONDON...