Sony Trinitron Multiscan CPD-1302 Service Manual page 78

PAGE
12
Service Manual)
8
(Supplement)
INCORRECT
II
CONFIRMATION WHEN REPLACING H. V.R./
II
(HIGH VOLTAGE REGISTER)
The following Bdjustments should BlwBYs be performed
with reference to whether Bn X·ray radiBtion control circuit
is connscted or not, when replBcing H. V.R.
• This chsck is to be performed when H. V.R. only is
replBced, Bnd hBS no relation to the hold·down circuit
readjustment for replBcement of PBrtS mBrked
~.
(Connsction Confirml!tion)
1. Turn the POWER switch ON, and receive white signals
and set the PICTURE Bnd BRIGHTNESS controls to
MAX.
2. When the set is operBting normBlly with 120V AC sup-
ply, confirm the voltBge of the connection point for
connector
0
pin BA-14 is 7.3±O.BV dc.
SECTION 4 (Service Manual)
4·3. SCHEMATIC DIAGRAM
PAGE INCORRECT
24 25
28
I..
I
CB(CRT SOCKET)
CORRECT
/
CONFIRMA TlON WHEN REPLACING H. V.R./
(HIGH VOL TAGE REGISTER)
The following Bdjustments should BlwBYs be performed
with reference to whether an X-ray rBdiBtion control circuit
is connected or not, when replacing H. V.R.
• This check is to be performed when H. V.R. only is
replaced, Bnd hBs no relBtion to the hold-down circuit
readjustment for replacement of pBrts marked
~.
(Connsction ConfirmBtion) , .
1. Supply 120V AC to with variBble Buto·transformer.
2. Turn the POWER switch ON, Bnd receive white signels
Bnd set the PICTURE Bnd BRIGHTNESS controls to
MAX.
~
3. Set SMC-70 output to fH±21, BkHz and confirm the
voltage of the connsction point for connector
®
pin
BA·14 is 7. 3±O.BV dc.
CORRECT
24 25
CAUTION
When replacing HVR be sure to check the
HOLD DOWN check point voltage value.
Refer to the Safety Adjustment Section
of the Service Manual.
CB(CRT SOCKET)
(