2
A
B
C
D
E
F
G
H
I
J
1
3
4
5
7
RX-V557/HTR-5850/DSP-AX557
RX-V457/HTR-5840/DSP-AX457
6
72
SUBTRANS (2) P.C.B. (Side B) Lead Free Solder Used
100
1
30
31
50
51
80
81
U, C models
U, C models
U, C models
■
PRINTED CIRCUIT BOARD (Foil side)
HTR-5850
SUBTRANS (2) P.C.B. (Side A)
XMSD0
XMSCK
XMWCK
XMMCK
DG
/CSDIR
/CSTI
MUTETI
/CSDAC
SCK
SDD
SDM
/ICDIR
/ICTI
/TIBUSY
/SPIRDY
/INTDIR
/INTDSP
LC
THM
PLDET
PRD
PRV
PRI
MAIN(1)
(W10)
/ST
PDET
MG
VP
+5M
S10
/RES
PR
V
-40ohm
YST
MAR
Y
MBR
Y
ER
Y
SBR
Y
PR
Y
MTFS
SWE
SW
TMT
TE
COMP
+5B
TE
SCKP
CEP
TUNED
TUR
TUL
+12B
SDRP
SDTP
VE
-5
+5
AXV
+12
-12
/HP
MTHP
MTFS
MTCT
MTSW
MTZ2
CKEV
DTEV
CKZ2
DTZ2
MG
TUR
TE
TUL
U, C models
SUBTRANS (6)
(CB901)
SYSTEM
CONNECTOR
/VR
VIB
VIA
MON
VSEL
+12
AXV
VE
SUBTRANS (3)
(CB601)
CONVERSION
(CB704)
YCSEP
VSY
SVID0
/VR
VIB
VIA
MON
VSEL
-5
+5
+12
CPNTT
CPNTD
DTCV
CKCV
CMP1
CMP0
/PRO
-5V
+5V
TUNER
MAIN(2)
(CB122)
DTFD
CKFD
CEFD
ADKEY1
ADKEY0/MOD0
VRB
VRA
TONEB
TONEA
ISB
ISA
/BLK
/PURD
REM
/PSW
RM-
RM+
+5M
+5S
MG
VP
OPERA
TION(1)
(CB801)
XM
(CB24)
XMWCK
XMSD0
DG
DRXM
ICXM
XMSCK
DTPWR
XMMCK
MG
DTXM
PRV
U, C models
DSP
(CB1)
FUNCTION
(CB303)
Ref. No.
Location
D451
F3
D452
F3
D453
G3
D454
G3
D455
G3
D456
H4
D457
G3
D458
G3
D459
G2
D461
I5
IC451
G4
Q451
B3
Q452
G3
Q453
H4
Q455
H4
Q456
H6
Q457
H6
Q458
C2
Q460
I5
Q462
E5
• Semiconductor Location
