Operating instructions
- - - -
--
---
Table
5-3.
Troubl
eshooting,
Frequency-Deviation.:\leasure
(FDi\I)
:\Iode
TROUBLE
CHECK
~ORr.1AL
INDICATIO N
REFER
TO
SELECTING
PROPER
CHANNEL
Lamp
Output
of
-12V
regulator
--
Fuse
A5-F2
AC line
fuse
CH- Fl
METERS
INT.
-EXT.
slide
switch
position.
Channel
crystal
.
(select
anoth
er
crystal
position
and
retune).
Chann
el
oscillat
or
output
at
CRYSTAL OUT AUX.
IN
connector
.
Harmoni
c
amplifi
er
out-
put at SIGNAL
GENERA-
TOR
OUTPUT
c
onnector
.
Wiring
or
loose
contacts
on
function
switch
.
RF
Plug-in
lO-I\IHz gene r
ator.
(Try
Fl\! pos ition
on function swi
tc hv )
+5V
power
supply.
Lamp
and connector .
METERS
I!'''T
.-EXT.
slide
switch
position.
Function
swit
ch
or
FREQUENCY
meter
movement,
(set
function
switch
to
FM and
adjust
DEV.
ADJ.
control
for
a
reading
on FM DEVIA-
TION
meter)
If
nor-
mal,
check
L7 and LB.
Other
positions
on
functi
on
switch.
-12V
±O. IV.
Set in INT.
position.
Gre
ater
than
0
.3
on
fREQl"E:\CY
me te r .
200 MV at f P- J4 .
700 MV at
CH-A2-Jl
.
200
xrv
at
CH-Jl-14,
R.
- 5.
0\'
=0. 2\'
at
CH-J6-15.
Lamp
on in
CAL./cw
position.
Set in INT .
position.
Front
panel
of
CE-7
.
Power
Supply
Board
0100
(Figure
6-2).
Pow
er
Suppl y Boa rd
0100 (Figure
6-2
).
Rea r
pan
el of C
E-7.
Rear
panel
of
CE-7.
Crystal
Oven
Assembly
(Figure
6-9).
Harmonic
Generator
board
0102
(Figure
6-4).
Harmonic
Generator
board
0102
(Figure
6-4).
Front
Panel
Wiring
diagram
(Figure
6
-11).
Applicable
in
struction
manual
.
Multi-Oscillator
board
0103
(Figure
6-5)
.
Power
Supply bo
ard
0100
(Figure
6-2)
.
Front
Panel
Wiring
diagram
(Figure
6-11).
Re
ar
p
anel
of
CE-7.
~nt
Panel
Wiring
ram
(Figure
6-11).
Second
IF
and
Dis-
criminator
board
0054
(Figure
6-1).
Front
Panel
Wiring
diagram
(Figure
6-11).
Pilot
light
out
HARM.
AMP.
TUNING
No
meter
movement
CAL./cw
No SIGNAL LEV E L
light
or
FREQUENCY
meter
indication.
No SIGNAL
LEVEL
light
indi
cati
on.
FREQ
UE NCY
meter
OK.
SIGNAL
LEVEL
light on , no
FREQUENCY
meter
deflection
in CAL.
/cw.
[
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5-14
5601"0015"1