Yamaha TX-497 - Printed Circuit Board Layouts (Side A)

ABCDEFGH
1
2
3
4
5
6
TX-497
19
■ PRINTED CIRCUIT BOARD (Foil side) Lead Free Solder Used
POWER
DG VP FL2 FL1
12 13
124
1
12
1324
1
11
1222
AM ANT
GNDFM ANT
LINE OUT
LR
TP3
1P
T
TP2
AM SENSITIVITY
SIGNAL
METER
DISCRIMINATOR
BALANCE
MONAURAL
DISTORTION
U, C, R, J B, G
STEREO
DISTORTION
SEPARATION
B*
DNGNA
B-
GNDD
5V
*B
/TMUT
RSYN
RCE
RDI
RDO
RCL
PLDO
PLDI
PLCL
PLCE
/MMUT
MTR
VER
GNDD
TUNER P.C.B.
(Side A)
(Side A)
OPE P.C.B. (3)
OPE P.C.B. (1)
OPE P.C.B. (2)
B*
ANGND
B
-
(Side A)
(Side A)
OPE P.C.B. (4) (Side A)
R, L Models
DG
VP
FL2
FL1
GNDD
5V
*B
/TMUT
RSYN
RCE
RDI
RDO
RCL
PLDO
PLDI
PLCL
PLCE
/MMUT
MTR
VER
GNDD
8765432 1
FREQ/TEXTEON
MODESTART
AUTO/MAN’L
TUNING
MAN’L/AUTO FM
TUNING MODE
MEMORY
FM/MW/LW
FM/AM
EDIT
PTY SEEK
A/B/C/D/E