Yamaha DSP-AX457 User Manual

ABCDEFGH I J
1
2
3
4
5
6
7
RX-V557/HTR-5850/DSP-AX557
RX-V457/HTR-5840/DSP-AX457
75
■ PRINTED CIRCUIT BOARD (Foil side) RX-V457/HTR-5840/DSP-AX457
Ref. No. Location
D451 F3
D452 F3
D453 G3
D454 G3
D455 G3
D456 G4
D457 G3
D458 G3
D459 G2
IC451 G4
IC452 B2
IC453 G2
Q451 B3
Q452 G3
Q453 H4
Q455 H4
Q456 H6
Q457 H6
Q458 C2
Q459 C3
• Semiconductor Location
SUBTRANS (2) P.C.B. (Side A)
DTFD
CKFD
CEFD
ADKEY1
ADKEY0/MOD0
VRB
VRA
TONEB
TONEA
ISB
ISA
/BLK
/PURD
REM
/PSW
RM-
RM+
+5M
+5S
MG
VP
DSP
(CB1)
XM
(CB24)
XMWCK
XMSD0
DG
DRXM
ICXM
XMSCK
DTPWR
XMMCK
MG
DTXM
PRV
1
24
12 13
XMSD0
XMSCK
XMWCK
XMMCK
DG
/CSDIR
/CSTI
MUTETI
/CSDAC
SCK
SDD
SDM
/ICDIR
/ICTI
/TIBUSY
/SPIRDY
/INTDIR
/INTDSP
/VR
VIB VIA
MON
VSEL
+12
AXV
VE
LC
THM
PLDET
PRD
PRV
PRI
MAIN (1)
(W10)
YCSEP
VSY
SVID0
/VR
VIB VIA
MON
VSEL
-5
+5
+12
CPNTT CPNTD DTCV CKCV CMP1 CMP0 /PRO -5V +5V
VIDEO
(CB851)
J model
CPNTT CPNTD DTCV CKCV
TUNER
/ST
PDET MG
VP +5M
S10
/RES PRV
-40ohm
YST
MARY
MBRY
ERY
SBRY
PRY
MTFS
SWE
SW
TMT TE COMP +5B TE SCKP CEP
TUNED TUR TUL +12B SDRP SDTP
FUNCTION
(CB303)
VE
-5
+5
AXV
+12
-12
/HP
MTHP
MTFS
MTCT
MTSW
MTZ2
CKEV
DTEV
CKZ2
DTZ2
MG
TUR
TE
TUL
OPERATION (1)
(CB801)
MAIN (2)
(CB122)
U, C models
SUBTRANS (6)
(CB901)
SUBTRANS (3)
(CB601)
SUBTRANS (4)
(CB701)
U, C, R, T, K, A, B, G, E, L models
SUBTRANS (2) P.C.B. (Side B) Lead Free Solder Used
1001
30 31
50 51
80 81
1
24
12 13
U model
U model

Yamaha DSP-AX457 Specifications

General

Brand	Yamaha
Model	DSP-AX457
Category	Amplifier
Language	English