Block Diagram - Yamaha DSP-AX2 Service Manual

A B

BLOCK DIAGRAM

1
J, R, T ONLY
XL502
Q501–503 Q504–508
DE-MODULATOR
LD V RF
IC503
(AC-3)
PM4007A
IC510C IC511C
IC510A IC511A
CD
IC510B IC511B
CABLE
SIGNAL
DETECTOR
IC511
2
CD
CD-R
DVD
D-TV/LD
SAT
VIDEO
AUX
INHIBIT
IC507A
6 4
REC OUT
IC507C
MD/TAPE 5
11
12
REC OUT 1
3
CD-R
2
IC507B
3
IC515A, 516A
CODEC
ADL
A/D
IC515B, 516B CONVERTER
ADR
IC514
AK4527
INPUT
SELECTOR
IC511
3/5
TUNER
(L/R)
IC502
IC501
IC503
4 PHONO
PHONO
MM EQ
(L/R)
CD
(L/R)
DVD
(L/R)
D-TV/LD
(L/R)
CABLE
(L/R)
SAT
(L/R)
MD/TAPE IN
(L/R)
CD-R IN
(L/R)
VCR IN
REC OUT
(L/R)
SELECTOR
5 VCR 2/DVR IN
(L/R)
IC508
VIDEO AUX IC504 3/5
IC505
(L/R)
INHIBIT
IC503
MD/TAPE OUT
(L/R)
CD-R OUT
(L/R)
VCR 1 OUT
(L/R)
VCR 2/DVR OUT
(L/R)
6
C
See page E-72/J-70 (DSP)
XL501
1 2
IC501 YSS928
IC513
AC3RF 113 38 SDOA0
RAM
IC504
CXE 114
62
SDOB0
CXA 125
CXB 117
CXDTA
61
SDOB1
9
CXDTB
10
CXDTE
11
OPTB 157
OPTC 156 60
SDOB2
OPTD
154
OPTE
128
OPTF 127 59 SDOB3
AXD 3
RSEL
6
4M
DRAM
5
IC502
14
DIR
+3.3
SDIA
35
9
+2.5
DSP CONTROL
from µ-COM
IC512A
DAL/DAR
1/7 BYL/BYR
XL/XR
FL/FR
IC512B
C
XC
IC505
IC512C
SW
XSW
IC512D
RL/RR
XLS/XRS
RC
1/7
MAIN
XL/XR
(L/R)
XC
CENTER
IC506
SURROUND 3/5 1/7 XLS/XRS
(L/R)
IC507A
5 7 XSW
SUBWOOFER
D E
DF DAC
IC525A IC526A
1 IC521 14 6 – 7 5 + 7 L (DAL)
1 24
PCM1704 +
–
5 6
IC520
IC525B IC526B
DF1704
14 R (DAR)
1 IC522 2 – 1 3 + 1
23
PCM1704 + –
2
3
IC527A IC527B
14 C
IC523 1 IC524 6 – 7 3 + 1
1 24
PCM1704 + –
DF1704
2
5
E
IC517A
3 + 1 RC
6 27
–
IC517B
+ SW
5 7
28
–
CODEC
IC518A
D/A
FL
3 + 1
7 25
CONVERTER –
IC518B
IC514
5 + 7 FR
26
AK4527
–
IC519A
3 + 1 RL
8 23
–
IC519B
+ RR
5 7
24
–
+5D2
IC506
+5D2
IC505
IC802
TONE
5/3 7/1
CONTROL
BASS TREBLE
VR801 VR802
IC801
IC512E
IC513 IC522A IC521
L/R
L/R
90Hz
HPF
FRONT : NONE
IC522B IC523
FL/FR FL/FR
CENTER : NONE
IC522C
IC515A
C
C
BASS OUT : NONE
IC514A IC522D
SW
IC514B
IC515B IC524
RL/RR RL/RR
RC RC
IC525A
SW SW
+5V
-5V
Q508 – 513
See page E-73/J-71 (FUNCTION)
E-44/J-42
F
See page E-75/J-73 (MAIN)
IMPEDANCE
SELECTOR
(EX ONLY)
RY311
F311 D53
D360
F351
F352
D361 IC352
IC353
D314
T311
Q315
See page E-76/J-74 (F AMP)
See page E-74/J-72 (OPE)
IC803
6/4 8/2
HP MUTE
Q803, 804
PA : POWER AMP
MAIN
Q54, 61
OUT IN
MAIN Q514, 516 LO/RO
PA
LEVEL Q537, 538
IC522E
0/–10
Q58, 65
Q515, 517
See page
MUTE
E-75/J-73 (MAIN)
∞
–
Q68
CENTER
C
Q518, 539 PA
Q72
Q82, 89
REAR
Q522, 543 RL/RR
PA
Q523, 544
Q86, 93
REAR
Q75
CENTER
Q524, 545 RC
PA
Q79
Q354, 359
FRONT
Q520, 521 FL/FR
PA
Q541, 542
Q357, 362
SUBWOOFER
SW
Q519, 540
R, T, B, G ONLY
Q365, 366
MUTE DRIVER
Q525 –532
See page
E-78/J-76
(VIDEO) See page E-76/J-74 (F AMP)
G H
DSP-AX2
Q3
IC355
IC356
IC354
+ MB
IC804
3/5 1/7
PHONES
+B1
RY3
MAIN A
(L/R)
-B1
RY5
MAIN B
(L/R)
+B1
RY4
CENTER
-B1
+B1
REAR
RY2
(L/R)
-B1
+B1
REAR
RY4
CENTER
-B1
+B2
FRONT
RY1
(L/R)
-B2
RELAY DRIVER
Q1, 2, 4, 5
TH351
E-45/J-43