Block Diagram - Yamaha HTY-7040 Service Manual

A B
1
I BLOCK DIAGRAM
• See page 86, 87 →
INPUT
SCHEMATIC DIAGRAM
XM
2
U, C models
TV/STB
DVD
AUX 1
AUX 2
POWER
DAB module
3
• See page 90, 91 →
B model
SCHEMATIC DIAGRAM
TV/STB
AUX 1
AUX 3
DOCK (iPod)
13
U, C, A, B models
4
Tuner
U, C, K, A, G, E, L, V models
INTELLIBEAM MIC
DVD
13
AUX 1
13
5
OUT
13
• See page 89 →
HDMI
SCHEMATIC DIAGRAM
6
DVD/AUX2
STB
DVD/AUX2
STB
INPUT
AUX1
• See page 85, 86 →
7
SCHEMATIC DIAGRAM
C D
• See page 83, 84 →
DSP
SCHEMATIC DIAGRAM
IC14
XM
IC3
8
IC1
13
2
12
21
14
DIR
SELSD0
DIRSD0
4
Selector
5
9 24 10
DAB
ADSD0
SCL/SDA
Through input
IC1
Selector
3,4
1,2
IC801 IC9
9,10
WM8738
AUX_L/R
7,8 2
A/D
7,8
13,14
converter
5,6
IC802
11,12
MIC
IC12
Sil9135CTU
SPDIF
HDMI
receiver
IC4
IC2
Up scale /
I/P conversion
Sil9134CTU
HDMI IC5
transmitter
Video
decoder
IC16
72,74,76 55
MN103SFD7G
65 12,13
HDMI CEC
control
microprocessor
IC6
NJM2585M
20,22,24,Y,Pb,Pv
COMPONENT
Selector
IC4
LA7956-E
4
IC14
6
1 VIDEO+OSD
VIDEO
OSD VIDEO
8
iPod_video 9
Selector
E F
IC5 IC13
DA70Y DA60Y
DSP1 DSP2
143-145
130
Decoder/
Sound equalization volume
Post processor
FL/FR
C/SW
SL/SR
IC16
DRAM
IC8 IC18
DEST
Flash
DRAM R280
(ohms)
IC12 DEST
Flash
DA1_MUTE
DA2_MUTE
D3_MUTE
IC30
66 67 68
133
IC31
141
EEPROM R327
135 +3.3DET
Microprocessor 136 VOL_DET1
CB1
38-43
M3087BFKBGP
19
Writing RESET
75
port POW_RY
CEC 10,14
102
PW_DOWN
134
VOL_DET
JK2
104
IC15 IR
Rear IR IN
IC901
Driver
SW991-994
U901,902 REMOTE
V901
Panel IR IN
Panel switch
FL display
D+12
D+12
A+12
+5V
S3.3
-24V
POW_RY
PW.DOWN
Main switching
RESET
power supply
VOL_DET
D+12
+3.3V
AC IN
-24V
D+12
A+5
+3.3V
+5.8V
+4.3V
Sub switching
power supply
S3.3
• See page 90, 91 →
POWER
SCHEMATIC DIAGRAM
G H
AMP
Digital AMP.
IC509
IC17
8 38
YDA-138
WM8728
D3_MUTE
17 2
D/A
IC506
converter 2 38
WL/WR
YDA-138
D1_MUTE
IC15
D3_MUTE
WM8728
13 11
2
D/A
converter
TIBSD0_SW
DA2_MUTE
INPUT
IC503
56,60 A0
27,18,20 39-41
YDA-141
62,66 A1
FL/FR
C
68,72 A2
SL/SR
– 39K 24K 10K 15K 91K 6.8K
83,87 A3
J U, C K, V A B G, E L
XL501
D/A converter
89,93 A4
14.688MHz
MODEL and
47
R327
Digital AMP. A5
– 10K 9,8
(ohms)
8 ch output
YSP-4000 HTY-7040 48
MODEL 10,14 A6
YSP-40D
CLKOUT
49
A7
16,20
DEST
R280
IC507
56,60 B0
MODEL
YDA-141
62,66 B1
+3.3V
68,72 B2
D+12
+12V
+10V 83,87
B3
JK1 39-41
T+10
D/A converter
89,93
B4
System and
+10V
Digital AMP.
control
D+12V
9,8
B5
8 ch output
+10.5 V
48 10,14 B6
XIN
U, C, J models
16,20
CLKOUT 49 B7
IC511
56,60 C0
YDA-141
62,66
C1
68,72 C2
39-41
83,87 C3
D/A converter
89,93 C4
and
Digital AMP.
9,8 C5
8 ch output
10,14 C6
XIN 48
AMP P.C.B.
16,20 C7
CLKOUT 49
IC513
56,60 D0
YDA-141
INPUT P.C.B.
62,66
D1
68,72 D2
39-41
83,87 D3
D/A converter 89,93
D4
POWER (2) P.C.B.
and
Digital AMP. 9,8 D5
8 ch output
10,14
XIN 48 D6
DSP P.C.B.
16,20 D7
CLKOUT 49
IC516
HDMI P.C.B. E0
56,60
YDA-141
62,66
E1
68,72
INPUT P.C.B. E2
83,87 E3
39-41
D/A converter
89,93 E4
and
Digital AMP.
9,8 E5
8 ch output
10,14 E6
XIN 48
16,20 E7
I J
YSP-4000/YSP-40D/HTY-7040
• See page 87, 88 →
SCHEMATIC DIAGRAM
Driver
29,35
Woofer L ch
29,35 Driver
Woofer R ch
IC9
5 7
SUBWOOFER OUT
• See page 86, 87 → SCHEMATIC DIAGRAM
Driver
Tweeter x8
Driver
Tweeter x8
Driver
Tweeter x8
Driver
Tweeter x8
Driver
Tweeter x8
65