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Circuit Adjustments; A Board Adjustments; Pvm-14m2u; Pvm-14m1j - Sony TRINITRON PVM-14M2U Service Manual

Color video monito.
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Table of Contents
SECTION 5
CIRCUIT ADJUSTMENTS
5-1. A BOARD ADJUSTMENT
TPJ06
0
LJ09
~
µ_.J!,
L__JICJ05
,
,.
TPJ0I
TPXJT
0
TP4C/
0
OTPXJ5
0
1
CNJOI
11
11.
PREPARATION/SIGNAL SPECIFICATIONS
I
1. Signal specifications
Supply a composite video or component signals from the CN30 I
connector. Refer to Table 5-1 to take into consideration the ef-
fect on the
Q
board.
The level of the signal to supply should equal to values shown in
Table 5-1 plus/minus 2% max.
Table 5-1
Standard
Reduction
Connector
Signal
Details ofsignal
level
rate
supply
(Pedestal
level
white)
%
(P.W)
100%white
0.714V
93%
0.664V
}
7S°/4 white
0.536V
#
0.498V
358NT
Composite 443NT
Burst
video
(Green section)
286mV
94%
289mV
(P-P for this
(632mV)
(94%)
(594mV)
(75o/ocolor
item only)
bar)
100%white
0.7V
#
0.651V
PAL
75%white
0.525V
#
0.488V
SECAM}
PAL burst
PALM
(Green section)
300mV
94%
282mV
(P•P for this
(664mV)
(94%)
(624mV)
item only)
100%white
0.7V
94.8%
0.664V
BETA0
75%whlte
0.525
0.498V
75%color
B•Y,
R•Y
Compo-
(P-P for this
0.7V
0.664V
nent
Item only)
(75%color
100%white
0.7V
0.664V
bar)
75%white
0.525V
,,
0.498V
SMPTE
75%color
B-Y, R-Y
0.525
0.498V
(P-P for this
item only)
,.
OTPJ00
TP402
0
22 IC507
12
,,~
CN505~
IC50J
,
8
IC502
,.
9
CJ
,
8
2. Preparation
CN50J
RV501
@&
In this chapter,
D
indicates the control items in the service
mode.
Example:
l60H-PRQ!
Write the applicable model data at the location of NO.114
MODEL in the service mode.
Group of models 4 ... 0
Group of models 5 ... 1
Group of models 1 ... 5
Group of models 2 ...
6
Group of models 3 ... 8
Refer to Table 5-2 for the following groups of models.
Table 5-2
Group of
Models
models
1
PVM-14M4U
PVM-14M4J
PVM-14M4E
PVM-14M4A
2
PVM-14M2U
PVM-14M2E
PVM-14M2A
3
PVM-14M1J
4
PVM-20M4U
PVM-20M4J
PVM-20M4E
PVM-20M4A
5
PVM-20M2U
PVM-20M2E
CONT 80% is the center click position of the user controller.
12.
ADJUSTMENT OF DEFLECTION SYSTEM
I
1. Adjustment of horizontal osclllatlon frequency
1. Input a 525 monoscope signal.
2.
CONT ... 80%
BRT .... 50%
3. Set the unit in the service mode.
-27-

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