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zai
|
a
p
[2c
31
To
4
B-AMP/OUT
;
701,704
7
2
onc72|
|.
ee
H2
RV702
#
TO A BOARD
oNC77
H.STAT
7802 (FBT)
1, | G2
RV701
sat
SCRREN
!
G
(RGB OUT)
C501
VERTICAL OUTPUT
SPEAKER
J201
SERVICE
CONNECTOR
an
aed
TO C BOARD
CNC72,77
TO C BOARD
v901
— 25 —
KV-21M3/21T3
KV-21M3/21T3
5-2.
CIRCUIT
BOARDS
LOCATION
5-3.
SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
Note:
All capacitors are in pF unless otherwise noted. pF: pF
SOWV or less are not indicated except for electrolytic and
tantalums.
All resistors are in ohms.
k = 1000 ,M = 1000K
Indication of resistance, which does not have one for rating
electrical power, is as follows.
Pitch : 5 mm
Rating electrical power 4 W
vt
nonflammable resistor.
2
: internal component.
(1
__: panel designation, or adjustment for repair.
All variable and adjustable resistors have characteristic curve
B, unless otherwise noted.
al
: earth - ground.
Wr
: earth - chassis.
+p
: no mounted.
Note : The components identified by shading and marked
A
are critical for safety. Replace only with the
part number specified.
Les composants identifies par une trame et une
marque
4 sont critiques pour la securite.
Ne les remplacer que par une piece portant le
numero specifie.
Reference information
RESISTOR
: RN
METAL FILM
:RC
SOLID
:FPRD
NONFLAMMABLE CARBON
:FUSE
NONFLAMMABLE FUSIBLE
RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
> RW
NONFLAMMABLE WIREWOUND
><
ADJUSTABLE RESISTOR
COIL
:LF-8L
MICRO INDUCTOR
CAPACITOR
:TA
TANTALUM
:PS
STYROL
:PP
POLYPROPYLENE
:PT
MYLAR
: MPS
METALIZED POLYESTER
: MPP
METALIZED POLYPROPYLENE
: ALB
BIPOLAR
: ALT
HIGH TEMPERATURE
: ALR
HIGH RIPPLE
.
Readings are taken with a colour-bar signal input.
.
Readings are taken with 10M digital multimeter.
.
Voltages are de with respect to ground unless otherwise noted.
.
Voltage variations may be noted due to normal production
tolerances.
.
All voltages are in V.
.
Circled numbers are waveform references.
7
wm
=° B+ bus.
'
ma
= signal path. (RF)
— 26 —
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