2
A
B
C
D
E
F
G
H
I
J
1
3
4
5
7
RX-V2500/DSP-AX2500
6
56
+5V
VG
-5V
/VMT
/Z2VMT
CEB
SDTN
SCKN
CMP0
CMP1
SVIDD
YCSEP
I/E
INPUT (2)
(CB702)
E
E
+12
-12
RCLK
RDATA
SDAT
SCKA
CEL
TCE
ATTF
FUNCION (2)
(CB504)
+5V
VG
-5V
/VMT
/Z2VMT
CEB
SDTN
SCKN
CMP0
CMP1
SVIDD
YCSEP
I/E
CONTROL
(CB503)
CONTROL
(CB501)
-12
ADL
E
DAR
E
SR
SWL
SBL
PL
+12
E
ADR
DAL
E
SL
C
SWR
SBR
PR
INPUT (1)
(CB301)
E
-12
-6V
RDATA
SCKA
TCE
E
+12
+6V
RCLK
SDAT
CEL
ATTF
FUNCTION (1)
(CB512)
CTS
RTS
TXD
RXD
+5M2
MG
E
E
+12
-12
+6V
-6V
+5V
TUL
E
TUR
E
ADL
ADR
E
DAL
DAR
E
E
SL
SR
C
SWL
SWR
SBL
SBR
PL
PR
INPUT (1)
(CB303)
AM/FM TUNER
(U, C, R, T, K, A, B, G, L models)
TUD
A
PLLR
NC
+12T
TUL
TUR
TUNED
TUCE
TUCK
TE
+5T
COMP
TE
TMT
/ST
TUE
TUCK
/TMUTE
/ST
TDIG
RDS
SCKN
TUD
A
PLLR
TUNED
PDL
Y
/ICIBOC
RDSCE
SDTN
CONTROL
(CB513)
TUD
A
PLLR
NC
+12T
TUL
TUR
TUNED
TUCE
TUCK
TE
+5T
COMP
TE
TMT
/ST
OPERATION (5)
(W546)
POWER (3)
(W128)
+12
MG
+5M2
RXD
TXD
RT
S
CTS
-12
+12
AM/FM TUNER
(J model )
1
12
24
13
■
PRINTED CIRCUIT BOARD (Foil side)
FUNCTION (3) P.C.B. (Side A) Lead Solder Used
• Semiconductor Location
Ref. No.
Location
D508
C4
D509
C4
D510
C4
IC541
F5
Q515
C4
Q516
C4
Q517
C3
Q547
E5