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A
B
C
D
E
F
G
H
1
2
3
4
5
6
RX-V620/HTR-5460/RX-V620RDS
■
PRINTED CIRCUIT BOARD (Foil side)
56
57
CKP
CES
E/I
DEST
SDRR
SDTP
SDRP
/ST
INT928
MG
YSSCK
/ICD
SCN
MTC
VMT
SO
CET
PR
V2
LC2
SCKR
SDTR
VSY
RDSE
CEP
SCKP
TMT
TUNED
SDD
SDM
CSY
DMT
MTSW
MTMR
CEV
SCK
CEL
LC1
FROM : INPUT (1)
VOLUME
EON
START
MODE
RDS
MODE
PTY
SEEK
RDS only
RDS only
U, C only
A, L, B, G only
2
3 A
3 B
TO : OPE (4)
W503
MG
ADKEY2
ADKEY1
+5M
ER
Y
PR
V1
VP
PRD
PRI
MR
Y
S12
PR
Y
MG
PREMT
HPR
Y
/HP
TO : MAIN (1)
W505
#505
F1
F2
TO : OPE (9)
T
O
:
OPE (8)
+5M
PSW
W502
W501
BL
OPERATION ( 1 ) P. C. B.
(Lead Type Device)
TUNING
MODE
MEMORY
FM/AM
PRESET/
TUNNING
DSP
PROGRAM
EFFECT
MG
ADKEY2
+5M
TO : OPE (4)
W701
MG
ADKEY2
ADKEY1
+5M
TO : OPE (1)
W503
OPERATION ( 4 ) P. C. B.
(Lead Type Device)
OPERATION ( 4 ) P. C. B.
(Surface Mount Device)
Point
e
-A (/RES : Collector of Q510)
Point
e
-B (S12 : Emitter of Q511)
V : 5V/div (S12), V : 2V/div (/RES)
DC, 1 : 1 probe, H : 1 sec/div
0V
0V
S12
/RES
AC CORD ON
AC CORD OFF
Point
w
(Pin 38 of IC501)
V : 2V/div, H : 0.1
µ
sec/div
DC, 1 : 1 probe
0V
Ref. No.
Location
IC503
G3
●
Semiconductor Location
Ref. No.
Location
Q501
E2
Q502
E2
Q503
E2
Q504
E2
Q505
E2
Q506
E2
Q507
F2
Q508
F2
Q509
F2
Q510
G2
Q511
G2