Panasonic RF-B45 Service Manual

Notes:
eS1-1,$1-2 :
@S2-1,S2-2 :
@S3-1, S3-2 :
@S201
@S202
©S203
@S204
@S205
©S206
©S207
@S208
®S209
@S210
eS211
S212
@S213
@S214
eS215
eS216
eS217
©S218
eS219
@S220
@$221
©S222
®S$223
e®VR1
eVR2
eVR3
‘wVR4
Sensitivity select switch in “DX” position.
(D...DX, L... LOCAL) ;
AM mode select switch in “NOR/FIX” position.
(A.F...NOR/FIX, A.V...NOR/VARIABLE, S...SSB/VARIABLE)
Tone select switch in “HIGH” position.
(H...HIGH, L... LOW)
> Tuning (+) switch.
: Tuning (—) switch.
: Auto tuning switch.
: Sleep switch.
: Power switch.
: Standby switch.
: Standby set switch.
: Memory/time set switch.
: Band select (FM) switch.
: Band select (AM) switch.
: Hold switch.
: Number/memory channel/meter band (1/75 m) switch.
: Number/memory channel/meter band (2/60 m) switch.
: Number/memory channel/meter band (3/49 m) switch.
: Number/memroy channel/meter band (4/41 m) switch.
: Number/memory channel/meter band (5/31 m) switch.
: Number/memory channel/meter band (6/25 m) switch.
: Number/memory channel/meter band (7/21 m) switch.
: Number/memory channel/meter band (8/19 m) switch.
: Number/memory channel/meter band (9/16 m) switch.
: Frequency direct access switch.
: Number/meter band (0/13 m)/memory search switch.
: Meter band direct access/enter switch.
: Volume control VR.
: Fine tuning control VR.
: AM 2nd OSC adjustment VR.
: FM stop frequency adjustment VR.
®DC voltage measurements are taken with electronics voltmeter.
The negative terminal of the battery provides negative meter connection point.
FM .. .AM ... MUTING SSB
®Battery current
Power OFF (back-up)........... 0.0... .000 00. 36 pA
NOSIQNAl! veins adobe eee rae eee 51 mA (FM)
57 mA (LW/MW)
54 mA (SW)
Maximumvoutput oy cu sews cstedsue ieee, 159 mA (FM)
156 mA (LW/MW)
160 mA (SW)
*This schematic diagram may be modified at any time with the development of new
technology.
19 (COM 1)
@ 20 (COM 2)
+ 21(COM 3)
atts
RF-B45
RF-B45
@ CIRCUIT BOARD AND WIRING CONNECTION DIAGRAM
Notes: NOTES:
©The circuit shown in (#@) on the conductor indicates printed circuit on the back side of the printed circuit board. BLK......Black ORG ... Orange
@The circuit shown in (°=:) on the conductor indicates printed circuit on the front side of the printed circuit board. woe? Pe one ~ an
®The
symbols
(%)
shown
in
the
circuit
board
indicates
connection
points
between
conductors
on
the
front
side
and
back
GRY
....Gray
SLD...
...Shield
Wire
side of the circuit board. GRN ....Green VLT...... Violet
L.BLU ... Light Blue WHT ....White
YEL...... Yellow
®This circuit board diagram may be modified at any time with the development of new technology.
[2] MAIN PC.B.
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BATTERY 4"AA SIZE
BATTERIES 6V
Hus PM DYNAMIC
Guraona SPEAKER
3"(8 em), 82
ia
reg
pre32
1cS
iz
1C4
Qs
Qlo
Ql
Q20
Q2!
Q39 Q25
Q24
|
O23,
j
Hl
{
t
[
{
'
!
i
t
io
Pea. :
EARPHONE!
TELESCOPIC
ANTENNA
|
|
1
1
i
ICG
Q2
fea
TP10
Q30
«©Q31
=
28
Ql3
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RED
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oe ye

Panasonic RF-B45 Specifications

General

Brand	Panasonic
Model	RF-B45
Category	Receiver
Language	English