Block Diagram - Yamaha RX-Z9 Service Manual

A B
RX-Z9/DSP-Z9

BLOCK DIAGRAM

1
r/t
q/w u/i !0 / !1
W5
PHONO EQ
PHONO L/R
IC7
IC8, 9
3 1
SURROUND BACK
L/R
2
7
IC10, 11
3 1
SURROUND L/R
7
IC12, 13
CENTER/ 1
3
SUBWOOFER
7
IC14, 15
3 1
FRONT L/R
7
IC16, 17
3 1
2CH PURE DIRECT L/R
7
TUNER L/R
IC18, 19
INPUT
3
SELECTOR
FM/AM
(RX-Z9)
IC1, 2
TUNER
CD L/R
3
IC4
MD/TAPE L/R REC OUT
5/3
/ZONE2
SELECTOR
IC1, 2
CD-R L/R
DVD L/R
D-TV/LD L/R
CBL L/R
SAT L/R
VCR1 L/R
VCR2 L/R
DVR L/R
4
IC3
12 11
INHIBIT
IC1, 2
CD-R L/R
MD/TAPE L/R
VCR1 L/R
VCR2 L/R
DVR L/R
5
V-AUX L/R
106
6
C
q/w
q/e q/w r/t u/i q/w r/t r/t u/i
W4 W3 W1 W2
IC20
3/5 1/7
DASBL+/DASBR+ 7
5
2
DASBL-/DASBR-
4
DASL+/DASR+
7
5
DASL-/DASR- 2
4
DAC+(DACL)/DASWL 7
5
DAC-(DACR)/DASWR 2
4
RY5, 6
IC3
IC45, 46
RY7, 8
2/27
DAL+/DAR+
7 RY9, 10
4/25 3 1
1 3/26 6 7
5
5
DAL-/DAR- 5/24
7 7/22 5 7 2
2
6/23 3
4
SOURSE
4
8/21
10/19
7/1
9/20
IC3
1394 P.C.B.
See page 134
SCHEMATIC DIAGRAM
RS-232C
IC20
30
RS-232C
INTERFACE
26
REMOTE2
DC OUT
25
REMOTE1 IR REMOTE
16, 16 37
IC901, 902
FL DRIVER
MM66005-0141AFP
28
FL DISPLAY POWER SW
V901
SW969
KEY
13, 14
SW953 ~ 968, 970
15, 12
REC OUT/ZONE2
SELECTOR
MIC
SW951
OPERATION P.C.B.
See page 137 SCHEMATIC DIAGRAM
D E
FUNCTION P.C.B.
See page 135 and 136 SCHEMATIC DIAGRAM
!0 / !1
IC30
IC35
12/14 9/7 PL/PR 3/5 1/7 2/6
8/21
10/19
RY1, 2
IC34
IC28, 29
6 12 9 SBL+/SBR+ 3/5
1/7 2/6
3 14 7 SBL-/SBR- 2/6
RY3, 4
IC26, 27 IC33
6 12 9 SL+/SR+ 3/5
2/6
1/7
3 14 7 SL-/SR-
2/6
11/18
IC25
IC36
6 12
SWL/SWR 2/6
9/7 3/5 1/7 12/17
3 14
5/24
RY11
IC24
12 4 CL IC32
3
9
2 C+ 5 7/22
14 2
7 6 5 CR 7
7 C- 6
IC22, 23
IC31
6 12
9 L+/R+ 3/5
2/6
1/7
7 L-/R-
2/6
3 14
IC5
IC6
12/14 9/7
6/2 7/1
POWER P.C.B.
See page 143
FAN
FAN
DRIVER
SCHEMATIC DIAGRAM
Q904
Q905
PROTECTION
THM
VIDEO TOP P.C.B.
See page 140
SCHEMATIC DIAGRAM
115, 31
11, 12, 68, 86–90
116–118
27
MAIN CPU
19
IC56
SERIAL
M30805SGP
CONTROL
135 125 127 123
PREMT 126 128 124
3
IC54
INPUT
MULTI
VOLUME
SELECTOR JOG
SW971 SW952 SW901
F
MAIN L/R P.C.B.
See page 138 and 139
SCHEMATIC DIAGRAM
RY12
4/5
3/6
2/7
IC42
MUTE
1/7 PL/PR
Q33, 35
Q34, 36
OUT POWER
POWER
AMP
IC41
MUTE
1/7 SBL/SBR
Q29, 31
Q30, 32
OUT
IC40
MUTE
1/7 SL/SR
Q25, 27
Q26, 28
OUT
IC43 POWER
MUTE
1/7 SWL/SWR
Q37, 39
SUBWOOFER
Q38, 40 L/R
OUT
POWER
AMP
IC39
1 C
MUTE
Q23, 24
OUT/IN
CENTER
POWER
AMP
IC38
MUTE
1/7
L/R
Q19, 21
Q20, 22
OUT/IN
FRONT
MUTE
ZONE2 L/R
Q1, 3
ZONE2
Q2, 4 L/R
OUT
IC701
HP MUTE HPL/HPR 3/5 1/7
Q701, 702
MUTE
DRIVER
IC37
2 IMPEDANCE
4
SELECTOR
IC44
Q42, 43
D14–27
POWER RELAY
MUTE
CONTROL
SPEAKER
RELAY
POWER DETECT
RESET
+5M2
TUNER
SELECTOR
ELECTRIC
VOLUME
ANALOG SW
G H
SUB TRANS P.C.B.
See page 144
SCHEMATIC DIAGRAM
RY854
PRESENCE L/R
or ZONE2 L/R
AMP
RY853, 879
SURROUND
BACK
L/R
RY853, 878
SURROUND
L/R
AMP
RY878
CENTER
RY851, 876
FRONT L/R A
RY852, 877
FRONT L/R B
RELAY
DRIVER
PHONES