Allied Radio Knight KG-640 Руководство по эксплуатации - Страница 12
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Печатать страницуPARTS
LIST
SERVICE
HINTS
Should your VOM become inoperative on one or more func-
RESISTORS
tions or ranges, the following chart will help you in locating
Symbol
Description
Part No.
the trouble.
R-1
TSK
EF
Gia
teh taste deed ee ota
whetaoe
fou wes oe
TEROR
R-2
TOKE
1G:
oo etiin cena
eien
Mensa
ade i
bb
ol
eh NTS002
TROUBLE
CHECK
THE
FOLLOWING
R-3
DK ye Las
cab
Se cathe beh
vA
wee bo Pa wate rece
IDLO]
DC voltage range or
|Resistors R-2, 8, 6,7,8,9,10,17and|
° °
RR
10, EM pees esrececseteret teeters ee
ranges inoperative
|18. Switches $-1, 2 or 8.
RG
12 meg, ce 190, 4W 2s
AC voltage range or _| Resistors R-2, 3, 11, 12, 13, 14, 18, 24,
ae.
See a4 Je eS
Rie
een a
ranges inoperative
25 and calibration resistors Ra, b, ¢,
RO
PA EO
wen erehcec
wn bee ede
Ld
d. Rectifier diodes CR-1 and 2. Should
ReVO"
TUK
G6
hie 5 eo etrtexe eres whoa
vie venta
eee oe LET OY
it become necessary to replace CR-1
R-11
3 meg,
1%, LW oo.
cece
ccc
eee
e e
BI
S- OO
or 2, a new set of calibration resistors
R-12
BOOK, H 1G
occ
eee
eee
eee ee
BAB O08
°
etd
:
:
R13
160K,
1% ool
ee eee cece eee cent nee ee al 11.602
should also be purchased.
Switches
R14.
80K,
H1G occ
ccc
cece
eee
BAS-008
S-1, 2 or 3.
BRAG
BOG
16
ce acestas hac he one ow pe tabe fy am ee eee
ROUT
Ohmmeter inoperative jIf pointer cannot be zeroed on X1 or
ie
eee
POW
ote
S e ee
Med
an ge Pie
pee
on one or more ranges
|X100 ranges, check battery B-1 and
R-18
6 meg, + 1%, 2W ..... ccc cece cee ee seer renee s+ 866-004
resistors R-1, 4, 5, 26. On the X10K
R-19
BBB
ET:
ioe
a Stradi
eatin spas sees eae BABAR
range,
check
batteries
B-2
through
5
R-20
-038120, mm 1%
arian letseg
6 t o i wie ete t a : 1atah orera.ne i a t wera ata are "aa Wee
384-008
and resistors R-1, 16, 26. Switches
oe
aes in Spee ree Rego ie SOE
a matond ae
8-1, 2 or 3.
ROR
TIBI,
10 yond casset sis tncumaeatecsanasestotdiolo0
DC current range or
|Resistors
R-2, 19, 20, 21, 22 and 23.
R-24
ATK
BAGO
o s
oie satin evelers any sees
wee eee
ee
BAT-TOL
2
:
ae
*
:
»
R-25
BK
Pe DGG. 6 occas, Scant, ole 4 olathe Gtaoh aah esc
oe
dr CBee 344-701
ranges inoperative
Switches S-1, 2 and 3.
Meter inoperative
Resistor
Rm;
Meter
M-1;
Diodes
MISCELLANEOUS
on all ranges
CR-2, 4; Switches 8-1, 2 or 38.
Symbol
Description
Part No.
Ohmmeter cannot be
|Sctting
of scale
multiplier
switch.
Bate: oe nea'B) SSRs Bice dite als oe Bees pt
Sane thts ee fo
ae
zeroed on one or more
{This switch
must
be set in the
Battery holder ......+.-.ccceeeeecceeeeesseeee
reese ++. 884-103
ranges
VA
ae
:
5
C
i
FD E3600:
VOLE fas ceed
creda g5 aig wiays QecietenY eeaee 257-014
-
a
') position. Batteries B-1
Cae
aad hee yas fered a leshahctal aie Warr bem estes 702-081
2
CR-1 and CR-2 meter rectifiers and calibrating:
resistors. ..040-252
through B-5.
Wront: DRTC!' 4.04 ccncaghdudaseawen
piece seuss Gasudedbas wad 880-124
NOTE:
Should
it become
necessary
to
replace
Rm,
the
2
Meter Movement
. 1.0...
eee
eee
eee
eee
ees
659-276
:
.
A
:
Meter:
wind Ow oui. ee ccaie cede v ote
eae ie ee
tah
todas 770-057
meter
calibrating resistor, please include with your
order
Meter protection diode
............0
0c ee eee eeee Daren ee 630-059
the four numbers written on the back of the meter move-
Ohms.Adj, control' (5 :226 60.466 eek
Pere ne teeny cone at 392-235
ment.
This
determines
the value
of Rm.
Polarity reversal switch
.2 0.66 626 aie
eesti
ce eee eek tees 437-117
Seale multiplier switch
........ 02.0... 2 2c eee
eee
een 431-610
Selector Switeh:
Sc/0c6 4 a. eave auieasd oh te aod a Whe bar oud oa ard Sle gun oe wie eer 437-156
9
aa