SCHEMATIC DIAGRAMS-1
AUDIO INPUT SECTION
HT-R940HT-R940
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE <Note>
NC=No mount of parts.
DMIXR
L_OUT
SW_OUT
+12VTRG
+22V
GND_TRG
SL_OUT
SR_OUT
R_OUT
SW_OUT1
Z2_R
DAC_FL
DMIXL
DAC_SW
Z2_L
SBR_OUT
SBL_OUT
C_OUT
C_OUT
L_OUT
R_OUT
SL_OUT
SR_OUT
SBL_OUT
SBR_OUT
+12V
DAC_FR
MIC
TUPACK_R
VIDEO4_L
RI
AD_L
AD_R
-12V
GND_A
VOL_CLK
VOL_DATA
+12V
GND_D
SEC1H
PROTECT
PROTECT
SEC1H
VOLH
VOLH
AMUT
DAC_SBR1
DAC_SBL1
SIRIUS_R
SIRIUS_L
GND_A
XM_R
XM_L
+12V
-12V
TUPACK_L
VIDEO4_R
GND_A
IR
+5.6IR
GND_IR
TZ2
Z2MUT
SB/PREMUTE
DAC_FL1
DAC_SW1
DAC_C1
DAC_FR1
DAC_SL1
GND_E
SBR
SBL
SR
SL
R
L
C
GND_S1
GND
+22V
-22V
GND_TU
S1L+
S1L-
GND_E
DAC_SR1
FRONT SPEAKERS B
To NAAF-8779 (2/2)
(SD-2 : A3)
NAAF-8779 (1/2)
Downmix
NC
PREOUT RELAY NC
RI
CD IN
TAPE OUT
TAPE IN
VIDEO 2 IN
VIDEO 1 IN
VIDEO 1 OUT
To NAAF-8779 (2/2)
(SD-2 : B5)
Subwoofer
+/-12V Supply
SURROUND
BACK
SURROUND
FRONT
CENTER
+/-7V Supply
To NAAF-8779 (2/2)
(SD-2 : E4)
J5062
SUBWOOFER
PREOUT
J5063
To NADG-8808
(SD-2 : A3) To NADG-8809
(SD-6 : E1)
To NADG-8808
(SD-2 : A4)
C5603
47/50
C5601
47/50
C5602
47/50
Q5503A
NJM4580
12
3
4
R5593
1.2K
R5590 10K
R5594 10K
R5592
470
R5595 10K
R5591
10K
C6076
102J
C5556 47/25
C5557 47/25
C5558 47/25
C5559 474J
C5561 223J
R5631
47K
R5630
220
R5632
15K
R5633
1.2K
R5634
10K
Q5630A
NJM4580
3
21
4
Q5630B
NJM4580
5
6
8
7
C5552 47/25
C5553 47/25
C5554 47/25
C5555 47/25
D9001
D9003D9004
C5671
10/50
R5814
0
R5813
NC
R5621 0
R5622 0
R5623
R5624
R5613
2.2k
R5612
2.2k
R5611
2.2k
C5608
47/50
R5608
220K
R5616
2.2k
R5606
220K
R5607
220K
R5615
2.2k
C5605
47/50
R5614
2.2k
C5604
47/50
R5604
220K
R5605
220K R5602
220K
R5603
220K R5600
220K
R5601
220K
R5618
2.2k
R5609
220K
P6221
22
24
21
2
10
1
C6226
104Z
R6226
100K
R6222
10K
R6223
10K
R6224
3.3K
C6221
223K
C6227
104Z
R6227
3.3
D6222
2 1
D6221
2 1
Q6223
RN1402
3
1
2
Q6222
RN1402
3
1
2
R6228
1K
Q6227
RN1402
1
3 2
Q6226
2SB1068-U
3
1
2
R5617
2.2k R5627 0
C5606
47/50
C5607
47/50
R5610
270 R5620
100
R5625
0
R5626
0
R5506
330
R5507
330
R5508
330
R5509
330
R5510
330
R5511
330
R5512
330
R5513
330
R5514
330
R5515
330
R5516
330
R5517
330
C5507
221J
C5508
221J
C5509
221J
C5510
221J
C5511
NC
C5512
NC
C5513
221J
C5514
221J
C5515
NC
C5516
NC
R5518
330
RL5700
Q5503B
NJM4580
7
8
6
5
R5599
10K
C5631
221J
R5596
470
R5597
1.2K
R5502
330
R5504
330
R5505
330
C5502
221J
C5506
NC
C5504
221K
R5519
330
R5520
330
R5521
330
R5522
330
R5523
330
C5522
221J
C5523
221J
C5521
221J
C5525
221J
C5526
221J
R5524
330
R5525
330
R5526
330
P5506
R5619
2.2K
C5609
47/50
R5501
330 R5541
220K
R5542
220K
R5543
220K
R5544
220K
R5545
220K
R5546
220K
R5547
220K
R5548
220K
R5549
220K
R5550
220K
R5551
220K
R5552
220K
R5553
220K
R5554
220K
R5555
220K
R5556
220K
R5557
220K
R5558
220K
R5559
220K
R5560
220K
R5561
220K
R5562
220K
R5563
220K
R5564
220K
R5565
220K
R5566
220K
Q5700
RN1402
D5700
1SS133
R5668
22
Q5501
R2S15211FP
64
64 INL9
63
63 INR9
62
62 INLA/RECL1
61
61 INRA/RECR1
60 INL8
59 INR8
58 INL7
57 INR7
56 INL6
55 INR6
54 INL5
53 INR5
52 INL4
51 INR4
50 INL3
49 INR3
48 INL2
47 INR2
46 INL1
45 INR1
44 AVEE
43 CLOCK
42 DATA
41
41 DGND
40 MONO
39 SUBL
38 SUBR
37 ADCR
36 ADCL
35 FRIN2
34 FLIN2
33 SRIN2
32 SLIN2
31 SWIN2
30 CIN2
29 SBRIN2
28 SBLIN2
27 TRE_R
26 BASS_R2
25 BASS_R1
24
AVCC 24 23
TRE_L 23 22
BASS_L2 22 21
BASS_L1 21 20
FRC
19
FROUT
18
AGND
17
FLOUT
16
FLC
15
6-C
14
6-OUT
13
AGND
12
5-OUT
11
5-C
10
4-C
9
4-OUT
8
AGND
7
3-OUT
6
3-C
5
2-C
4
2-OUT
3
AGND 4
2
1-OUT 3
1
1-C 2
80
SBRIN1
79
SBLIN1
78
SRIN1
77
SLIN1
76
SWIN1
75
CIN1
74
FRIN1
73
FLIN1
72
RECL3
71
RECR3
70
INL11/RECL5
69
INR11/RECR5
68
INL10/RECL4
67
INR10/RECR4
66
INLB/RECL2
65
INRB/RECR2
(Botom view)
R6221
100
Q6221
PC817X
C6229
104Z
C5551 47/25
C5700
103Z
C5666
220/25
R5667
22
R5666
22
R5575
220K
R5579
220K
R5576
220K
R5580
220K
R5581
220K
R5583
220K
R5582
220K
P5505
P7900
P301
1
2
3
4
5
6
C5667
220/25
C5670
10/50
C5672
220/25
C5673
220/25
P302
1
2
3
4
5
6
7
8
9
10
11
12
13
14
JL5502A
1
2
3
4
5
6
7
P304
3
2
1
P303
14
13
12
11
10
9
8
7
6
5
4
3
2
1
C5630
47/50
P7903
7
2
1
3
5
4
6
P7904
10
2
1
3
5
4
6
8
7
9
P7905
7
2
1
3
5
4
6
P7906
7
2
1
3
5
4
6
R5567
NC
R5568
NC
R5569
NC
R5570
NC
R5571
NC
R5572
NC
R5573
NC
R5574
NC
R5500
330
C5501
221J
JL6604A
1
2
3
4
C5600
100/25
C6222
100/25
+
P7901
4
2
1
3
C5503
221K
C5564 223J
C5517
221J
C5590 330J
R5598 10K
C5591330J
C5518
221J
C5519
221K
C5520
221K
C5524
221K
C5632 103J
7P7908
7
Q5671
79M12
3O2
I
1
G
Q5670
78M12
3O
2G
1
I
R5503
330
D5708
D5718
D5707
C9003
1000/35
C9004
1000/35
R5673
(2W)
68
R5671
(2W)
68
D5671
UDZ6.2C
D5673
1SS133
D5672
UDZ6.2C
D5674
1SS133
D9002
C9001
334J
P6991
P6002
5
4
2
3
1
6
LR
C6077
102J
R5585
1.8K
C5560 823J
R5586
1.8K C5562 474J
C5563 823J
R5674
82
R5675
82
R5589
1K
C5529
NC
C5530
NC
C5531
NC
C5532
NC
C5533
NC
C5534
NC
R5527
NC
R5528
NC
R5529
NC
R5530
NC
R5532
NC
R5531
100
R5533
NC
R5534
NC
C5527
NC
C5528
NC
C5674
470/16
C5675
470/16
R5672
(2W)
47
R5670
(2W)
47
R5660
(1W)
2.2
R5661
(1W)
2.2
Q5600
Q5601
Q5603
Q5602
Q5604
Q5605
Q5606
Q5607
Q5610 NC
Q5611 NC
Q5612 NC
Q5613 NC
Q5614 NC
Q5615 NC
Q5616 NC
Q5617 NC
Q5609
Q5608
P7902
10
2
1
3
5
4
6
8
7
9
C5566
47/25
C5565
47/25
R5577
47K
R5578
47K
R5587 10K
R5588 10K
R5680 220K
R5681 220K
R5682 220K
C556947/50 C5576
47/50 C5570
47/50 C557147/50 C5574
47/50 C557547/50 C557247/50 C5573
47/50
C6087
103J
C6086
103J
C5708
223K
C5707
NC
D5717
C5505
NC
D5705
D5715
D5706
D5716
D5704
D5714
C5704 102J
C5705 102J
C5706 102J
U01
AMPLIFIER PC BOARD
NC
NC
DVD IN
SUBWOOFER
L
R
L
R
L
R
NC
To NADG-8808
(SD-2 : A4) NC
D9001 - D9004 : RL1N4003 To NAVD-8811
(SD-5 : E2)
NC
Q5600 - 5607 : RN1441
NC
0
0
-11.9V
-12V
+12V
+12V
-12V
+6.8V
-6.8V
A
1
2
3
4
5
BCDEFGH
