Sony KV-G21F2, Руководство по обслуживанию

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Note:The component identified by shading and
mark ! ! ! ! ! are critical for safety. Replace only
with part number specified.
*
C
A
6-2. CIRCUIT BOARDS LOCATION
6-3. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
Note:
•
All capacitors are in
µ
F 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 one for
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 repair.
•
All variable and adjustable resistors have characteristic curve B,
unless otherwise noted.
•
Readings are taken with a color-bar signal input.
no mark
: PAL
( ) : SECAM
[ ] : NTSC 3.58
« »
: NTSC 4.43
•
Readings are taken with a 10 M
Ω
digital multimeter.
•
Voltage are dc with respect to ground unless otherwise noted.
•
Voltage variations may be noted due to normal production
tolerances.
•
All voltages are in V.
•
: Can not be measured.
•
Circled numbers are waveform reference.
•
: B + bus.
•
: B – bus.
•
: signal path.
Reference information
RESISTOR
: RN METAL FILM
: RC SOLID
: FPRD NONFRAMMABLE 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
SECTION 6
DIAGRAMS