
48
FRONT L
FRONT R
SURR L
SURR R
SURR-B L
SURR-B R
SUBW 2
SUBW 1
CENTER
SURR-B L
SURR-B R
SURR R
SURR L
FRONT L
FRONT R
CENTER
SUBW
7.1 CH INPUT
AUDIO
PRE-OUT
FRONT L
FRONT R
SURR L
SURR R
SURR-B L
SURR-B R
SUBW
CENTER
FOR T175:
D6905-D6909 - GS1G
C6975-C6979 -100p
Q6815-Q6819 - T3906
M6506-M6510 - RELAY(ME-12-5, DC5V)
R6511,R6522,R6611,R6622,R6711,R6722,R6811,R6822 - 0 ohm
FOR T175:
M6506-M6510 - RELAY(ME-12-5, DC5V)
R6507, R6518, R6607, R6618,
FOR T175:
R6707, R6718, R6807, R6818 - 0 ohm
OTHER COMPONENTS - N.I.
N.I. FOR T175
47k for
T175
R6706, R6717, R6806, R6817 - 100 ohm
R6506, R6517, R6606, R6617,
R6509, R6520, R6609, R6620, R6709, R6720, R6809, R6820,
R6510,R6521,R6610,R6621,R6710,R6721,R6810,R6821 - 47k ohm
R6955-R6962 - N.I.
1
2
3
M6501-A
R6901 1k
R6902 1k
C6903
100p
C6904
100p
C6901
22u 16V
C6902
22u 16V
R6906
33k
R6905
33k
R6911
33k
R6912
33k
C6906
22u 16V
C6905
22u 16V
C6908
100p
C6907
100p
R6908 1k
R6907 1k
R6919 1k
R6920 1k
C6915
100p
C6916
100p
C6913
22u 16V
C6914
22u 16V
R6924
33k
R6923
33k
R6917
33k
R6918
33k
C6910
22u 16V
C6909
22u 16V
C6912
100p
C6911
100p
R6914 1k
R6913 1k
1
2
3
M6502
L6505 10u
L6507 10u
4
5
6
M6501-B
7
8
9
M6501-C
R6925
N.I.
R6926
N.I.
C6919
N.I.
50V
C6920
N.I.
50V
R6927
0
R6928
0
R6934
0
R6933
0
C6924
N.I.
50V
C6923
N.I.
50V
R6932
N.I.
R6931
N.I.
L6510 10u
L6508 10u
1
2
3
M6503-A
4
5
6
M6503-B
L6511 10u
L6513 10u
R6937
N.I.
R6938
N.I.
C6927
N.I.
50V
C6928
N.I.
50V
R6939
0
R6940
0
7
8
9
M6503-C
R6946
0
R6945
0
C6932
N.I.
50V
C6931
N.I.
50V
R6944
N.I.
R6943
N.I.
L6516 10u
L6514 10u
1
2
3
M6504
L6518 10u
R6950
N.I.
C6936
N.I.
50V
R6951
0
1
2
M6505
C6933
N.I.
50V
C6934
N.I.
50V
C6937
N.I.
50V
L6517 N.I.
L6520 N.I.
R6505
4.7k
C6505 N.I.
0.1u
50V
R6508
4.7k
C6506 N.I.
0.1u
50V
C6513 N.I.
0.1u
50V
R6519
4.7k
C6512 N.I.
0.1u
50V
R6516
4.7k
Q6505
DTA114EKA
R6548
100k
R6545
300
R6517
470
Q6504
2SC4695
R6520
100k
Q6503
2SC4695
R6518
470
C6514
22u 16V
R6521
100k
R6522
220
R6511
220
R6510
100k
C6507
22u 16V
R6507
470
Q6501
2SC4695
R6509
100k
Q6502
2SC4695
R6506
470
C6511
22u 16V
R6514
N.I.
R6515 0
C6510
N.I. 50V
5
+
6
-
7
U6501-B
NJM5532M
C6509
220p
50V
R6513
47k
C6508
10u 16V
C6504
22u 16V
R6503
N.I.
R6504
0
C6503
N.I. 50V
3
+
2
-
1
U6501-A
NJM5532M
C6502
220p
50V
R6502
47k
C6501
10u 16V
R6605
4.7k
C6605 N.I.
0.1u
50V
R6608
4.7k
C6606 N.I.
0.1u
50V
C6613 N.I.
0.1u
50V
R6619
4.7k
C6612 N.I.
0.1u
50V
R6616
4.7k
Q6605
DTA114EKA
R6648
100k
R6645
300
R6617
470
Q6604
2SC4695
R6620
100k
Q6603
2SC4695
R6618
470
C6614
22u 16V
R6621
100k
R6622
220
R6611
220
R6610
100k
C6607
22u 16V
R6607
470
Q6601
2SC4695
R6609
100k
Q6602
2SC4695
R6606
470
C6611
22u 16V
R6614
N.I.
R6615 0
C6610
N.I. 50V
3
+
2
-
1
U6601-A
NJM5532M
C6609
220p
50V
R6613
47k
C6608
10u16V
C6604
22u 16V
R6603
N.I.
R6604
0
C6603
N.I. 50V
5
+
6
-
7
U6601-B
NJM5532M
C6602
220p
50V
R6602
47k
C6601
10u16V
R6705
4.7k
C6705 N.I.
0.1u
50V
R6708
4.7k
C6706 N.I.
0.1u
50V
C6713 N.I.
0.1u
50V
R6719
4.7k
C6712 N.I.
0.1u
50V
R6716
4.7k
Q6705
DTA114EKA
R6748
100k
R6745
300
R6717
470
Q6704
2SC4695
R6720
100k
Q6703
2SC4695
R6718
470
C6714
22u 16V
R6721
100k
R6722
220
R6711
220
R6710
100k
C6707
22u 16V
R6707
470
Q6701
2SC4695
R6709
100k
Q6702
2SC4695
R6706
470
C6711
22u 16V
R6714
N.I.
R6715 0
C6710
N.I. 50V
3
+
2
-
1
U6701-A
NJM5532M
C6709
220p
50V
R6713
47k
C6708
10u16V
C6704
22u 16V
R6703
N.I.
R6704
0
C6703
N.I. 50V
5
+
6
-
7
U6701-B
NJM5532M
C6702
220p
50V
R6702
47k
C6701
10u16V
R6805
4.7k
C6805 N.I.
0.1u
50V
R6808
4.7k
C6806 N.I.
0.1u
50V
C6813 N.I.
0.1u
50V
R6819
4.7k
C6812 N.I.
0.1u
50V
R6816
4.7k
Q6805
DTA114EKA
R6850
100k
R6845
300
C6830
220p
50V
R6817
470
Q6804
2SC4695
R6820
100k
Q6803
2SC4695
R6818
470
C6814
22u 16V
R6821
100k
R6822
220
R6811
220
R6810
100k
C6807
22u 16V
R6807
470
Q6801
2SC4695
R6809
100k
Q6802
2SC4695
R6806
470
C6811
22u 16V
R6814
N.I.
R6815 0
C6810
N.I. 50V
3
+
2
-
1
U6801-A
NJM5532M
C6809
220p
50V
R6813
47k
C6808
10u16V
C6804
22u 16V
R6803
N.I.
R6804
0
C6803
N.I. 50V
5
+
6
-
7
U6801-B
NJM5532M
C6802
220p
50V
R6802
47k
C6801
10u16V
R6849
100k
C6831
220p
50V
R6846
300
Q6808
DTA114EKA
R6949
N.I.
8
4
U6501-C
NJM5532M
C6941
0.1u
50V
C6942
0.1u
50V
C6943
47u
50V
C6944
47u
50V
C6948
47u
50V
C6947
47u
50V
C6946
0.1u
50V
C6945
0.1u
50V
8
4
U6601-C
NJM5532M
8
4
U6701-C
NJM5532M
C6953
0.1u
50V
C6954
0.1u
50V
C6955
47u
50V
C6956
47u
50V
C6952
47u
50V
C6951
47u
50V
C6950
0.1u
50V
C6949
0.1u
50V
8
4
U6801-C
NJM5532M
R6501
0
R6512
0
R6612
0
R6601
0
R6712
0
R6701
0
R6812
0
R6801
0
D6901
GS1G
D6902
GS1G
D6903
GS1G
D6904
GS1G
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
J6501A
To CONN#1 J6501B
D6804
12V
1/2W
D6803
12V
1/2W
D6802
12V
1/2W
D6801
12V
1/2W
D6704
12V
1/2W
D6703
12V
1/2W
D6702
12V
1/2W
D6701
12V
1/2W
D6604
12V
1/2W
D6603
12V
1/2W
D6601
12V
1/2W
D6602
12V
1/2W
D6503
12V
1/2W
D6504
12V
1/2W
D6502
12V
1/2W
D6501
12V
1/2W
1
STROBE
2
DATA
3
CLOCK
4
Q1
5
Q2
6
Q3
7
Q4
8
VS
S
9
QS
10
QS
11
Q8
12
Q7
13
Q6
14
Q5
15
O/P_ENABLE
16
VD
D
U6901
HEF4094BT
C6974
0.1u
C6973
10u
16V
C6975
N.I.
D6905
N.I.
D6906
N.I.
C6976
N.I.
C6977
N.I.
D6907
N.I.
C6978
N.I.
D6908
N.I.
C6979
N.I.
D6909
N.I.
R6955
0
R6956
0
R6958
0
R6957
0
R6960
0
R6959
0
R6961
0
R6962
0
C6730
220p
50V
C6630
220p
50V
C6530
220p
50V
8
9
7
M6506-B
N.I.
3
2
4
M6506-A
N.I.
1
10
M6506-C
N.I.
8
9
7
M6507-B
N.I.
3
2
4
M6507-A
N.I.
1
10
M6507-C
N.I.
8
9
7
M6508-B
N.I.
3
2
4
M6508-A
N.I.
1
10
M6508-C
N.I.
8
9
7
M6509-B
N.I.
1
10
M6509-C
N.I.
8
9
7
M6510-B
N.I.
1
10
M6510-C
N.I.
R6971 0
R6972 0
R6973 0
R6974 0
R6975 0
R6976 0
R6977 0
R6978 0
R6979 0
R6980 2.2k
C6984
1000u
10V
C6983
1000u
10V
C6982
1000u
10V
C6981
1000u
10V
C6980
1000u
10V
D6910
LL4148
D6911
LL4148
D6912
LL4148
D6913
LL4148
D6914
LL4148
R6984 2.2k
R6983 2.2k
R6982 2.2k
R6981 2.2k
R6985 2.2k
D6915
LL4148
C6985
1000u
10V
Q6819
N.I.
Q6818
N.I.
Q6817
N.I.
Q6816
N.I.
Q6815
N.I.
CHGND
CHGND
-10.5V
DGND
DGND
AGND
AGND
-10.5V
DGND
DGND
AGND
AGND
-10.5V
DGND
DGND
AGND
AGND
-10.5V
DGND
DGND
AGND
AGND
DGND
DGND
-10.5V
AGND
+10.5V
-10.5V
-10.5V
+10.5V
AGND
AGND
+10.5V
-10.5V
-10.5V
+10.5V
AGND
AGND
AGND
AGND
+10.5V
-10.5V
+12V_A
-12V_A
7.1_FL
7.1_FR
7.1_SL
7.1_SR
7.1_SBL
7.1_SBR
7.1_SUBW
7.1_CEN
DGND
+5V_K
DGND
DGND
F_MUTE
S_MUTE
SB_MUTE
SUBW_MUTE
C_MUTE
PO_FL
PO_FR
PO_SL
PO_SR
PO_SBL
PO_SBR
PO_SUBW
PO_CEN
+5V_K
4094(3)_STB
4094(1)_DATA
4094(1)_CLK
4094(3)_STB
4094(1)_DATA
4094(1)_CLK
+5V_K
DGND
SB_AMP_MUTE
4052_A
4052_B
4052_A
4052_B
+5V_K
DGND
DGND
+5V_K
+5V_K
DGND
+5V_K
DGND
+5V_K
DGND
PO_AMP_SBL
PO_AMP_SBR
PO_AMP_SBL
PO_AMP_SBR
DGND
+5V_K
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
PRE-OUT-1
Summary of Contents for T775
Page 8: ...8 WIRING DIAGRAM ...
Page 10: ...10 BLOCK DIAGRAM ...
Page 21: ...21 DSP BOARD COPPER SIDE ...
Page 22: ...22 DSP BOARD COMPONENT SIDE ...
Page 23: ...23 KEY BOARD COMPONENT SIDE KEY BOARD COPPER SIDE ...
Page 24: ...24 PRE OUT BOARD COPPER SIDE ...
Page 25: ...25 PRE OUT BOARD COMPONENT SIDE ...
Page 26: ...26 VOLUME BOARD COPPER SIDE ...
Page 27: ...27 VOLUME BOARD COMPONENT SIDE ...
Page 28: ...28 F INPUT BOARD COPPER SIDE F INPUT BOARD COMPONENT SIDE ...
Page 29: ...29 MAIN BOARD COMPONENT SIDE ...
Page 30: ...30 TRIGGER BOARD COMPONENT SIDE TRIGGER BOARD COPPER SIDE ...
Page 31: ...31 COMPONENT BOARD COMPONENT SIDE COMPONENT BOARD COPPER SIDE ...
Page 32: ...32 VIDEO BOARD COPPER SIDE VIDEO BOARD COMPONENT SIDE ...
Page 33: ...33 HDMI BOARD COPPER SIDE ...
Page 34: ...34 HDMI BOARD COMPONENT SIDE ...
Page 35: ...35 PSU ISC BOARD COMONENT SIDE PSU ISC BOARD COPPER SIDE ...
Page 36: ...36 CONNECTOR 1 BOARD COMPONENT SIDE CONNECTOR 1 BOARD COPPER SIDE ...
Page 37: ...37 MCU BOARD COMPONENT SIDE MCU BOARD COPPER SIDE ...
Page 38: ...38 PSU SECONDARY BOARD COMPONENT SIDE PSU STD BOARD COMPONENT SIDE ...
Page 40: ...40 CONNECTOR 2 BOARD COMPONENT SIDE ...
Page 96: ...94 ATMEGA48 20 U2007 AT24C16 U2002 ...
Page 98: ...96 DSP D708E0001BRFP266 U1001 SST39VF800 U1004 ...
Page 99: ...97 K4S641632K U1003 74HC251D U1005 ...
Page 100: ...98 74HCU04D U1018 U1019 SN74LVC245 U1010 U1022 TL5001CD U1011 ...
Page 101: ...99 SN74HCT245 U1009 SN74LVC257AD U1033 U1035 U1036 ...
Page 103: ...101 TPS3103 U1021 CS8416 U1002 ...
Page 104: ...102 BU9450 U1032 PCM1791A U1012 1016 ...
Page 105: ...103 HDMI XC9572XL U20 CM1213 8 U2 U11 U16 U24 U32 D2308 in Trigger ...
Page 106: ...104 PCA9517 U5 PCF8574 U10 U201 ...
Page 107: ...105 PI3B16233 U9 U13 SN74AHCT244 U200 ...
Page 108: ...106 AD8061 U18 U22 U26 AD8063 U17 U21 U25 U27 U29 U30 ...
Page 109: ...107 MC141585DW U19 ...
Page 110: ...108 TMDS341 U15 U23 ...
Page 111: ...109 ADV7320 U28 ...
Page 112: ...110 ADV7403 U12 AD9388 U14 ...
Page 113: ...111 AD9389B U31 LM2575 VR3 VR4 ...
Page 114: ...112 LM1086 VR200 Power Amp L AS358 U5802 U5401 in AMP R ...
Page 116: ...114 Component 74HC4052D U4002 4003 LC78211 U6009 ...
Page 117: ...115 Volume TPA6120A2DWP U6008 ...
Page 118: ...116 R2S15205FP U6001 6002 ...
Page 119: ...117 Trigger 74HC86D U2303 ST232BDR U2301 TPS2011A U2302 ...
Page 120: ...EXPLODED VIEW A ...
Page 121: ...119 EXPLODED VIEW B ...
Page 126: ...Enlarged in detail on next page 124 ...
Page 129: ...125 SERVICE MANUAL T 775 Surround Sound Receiver NAD ELECTRONICS LTD LONDON ...