KV-XA21M80/XA21M83/XA21M50/
KV-XA21M61/XA21M60
RM-952
KV-XA21M80/XA2183/XA21M50/
KV-XA21M61/XA21M60
RM-952
– 41 –
– 42 –
5-2. CIRCUIT BOARDS LOCATION
A
F
C1
V1 (KV-XA21M61 only)
5-3. SCHEMATIC DIAGRAM
Note:
•
All capacitors are in µF unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise
noted.
•
All resistors are in ohms.
k
Ω
= 1000
Ω
, M
Ω
= 1000k
Ω
•
Indication of resistance which does not have rating electrical
power is as follows.
Pitch: 5 mm
Rating electrical power 1/4W (CHIP: 1/10W)
•
: nonflammable resistor.
•
¢
: internal component.
•
: panel designation or adjustment for rrepair.
•
All variable and adjustable resistors have characteristic curve
B unless otherwise noted.
•
Redings are taken with a color-bar signal input.
no mark
: PAL
(
)
: SECAM
[
]
: NTSC 3.58
<<
>> : NTSC 4.43
•
Readings are taken with a 10W MW digital multimeter.
•
Voltage are dc with respect to ground unless otherwise
noted.
•
Voltage variations may be noted due to normal produc-
tion tolerances.
•
All voltage are in V.
•
✽
: Cannot be measured.
•
Circled numbers are waveform references.
•
: B +bus.
•
: B –bus.
•
÷
: signal path.
Reference information
RESISTOR
: RN
METAL FILM
: RC
SOLID
: FPRD
NONFLAMMABLE CARBON
: FUSE
NONFLAMMABLE FUSIBLE
: RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
: RW
NONFLAMMABLE WIREWOUND
:
✽
ADJUSTMENT 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
Note:
The component identified by shading and
mark
!
are critical for safety. Replace only
with part number specified.