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Adjustments; Internal View - Sony BVM-1911 Operation And Maintenance Manual

Trinitron color video monitor.
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4-1.
INTERNAL
VIEW
High voltage
SECTION 4
ADJUSTMENTS
resistor assembly (FOCUS)
High voltage
block assembly. (H. STAT)
Flyback
transformer assmbly.
Neck assembly.
Power voltage
select switch.
TOP connector
"TALLY-REMOTE"
Fuse holder.
Power supply block.
Neck assembly.
Deflection yoke, DY.
Power push switch (S901).
4-1
4-2. CIRCUIT
BOARDS
LOCATION
QA
board
(COMPOSITE VIDEO
INPUT)
BA
board
QB
board
(RGB/COMPONENT
INPUT)
W
board
(RGB/COMPONENT)
(SYNC SELECT &
SYNC SEP, HOOK UP)
BK
board
(Vt
DEO OUT AMP)
V
board
C
board
(REMOTE)
(CRT SOCKET)
PA
board
(HIGH VOLTAGE
PROTECTOR)
EB
board-----+____,-..,
(VOUT)
TA
board
(MOTHER BOARD)
EA
board
------j..,M
(HOUT)
GA
board
(AC REG, DC REG)
PB
board/
(FBT)
GB
board
(OVER VOLTAGE
PROTECTOR)
DB
board
(CONVERGENCE
WAVEFORM)
DA
board
(DEFLECTION
WA VE FORM)
4-2
BT
board
(BVM-1911 only)
(3 LINE DYNAMIC
COMB
FILTER, 2 LINE SIMPLE
COMB FILTER, BPF)
BD
board
(BVM-201 f P only)
(PAL DECODER Y. TRAP)
BC
board
(BVM-1911 only)
(NTSC DECODER Y, TRAP)
BG
board
(COLOR GAIN CONTROL, COMPONENT
R-Y AMP&
DELAY, APERTURE
CONTROL,
DELAY,
VECTOR OUT, NTSC MA TRIX SW,
G-Y MA TRIX AMP)
BH
board
(Y/COLOR DIFFERENCE/RGB
SIGNAL
SWITCHING,
Y-CMATRIX,
CONTRAST
/BRIGHTNESS
CONTROL)
Bl
board
(DRIVE CONTROL,
BEAM
CURRENT CONTROL)
BJ
board
(SYNC PROCESSING &
PULSE GEN)
XB
board
(TALLY)
_--1--+-------r--
GC
board
1
///:.r,i.---~
(REG)
DC
board
(CONVERGENCE
CONTROL)
r-r.....1------,,"'----t- HY
board
(CONTROL
FUNCTION
SELECT)
Y
board
(POWER LED)
\
HXboard
(INPUT SELECT)
I
HW
board
(MANUAL
CONTROL)
HH
board
(MANUAL
VOLUME)
HZ
board
(SYSTEM CONTROL)

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