Set-Up Adjustment; Equipment Required; Preparations (1); Set-Up Preparations - Sony TRINITRON PVM-14L5 Service Manual

2-1. Equipment Required

. Oscilloscope
Sony Tektronix 2465 or equivalent (with bandwidth of
350 MHz)
. NTSC/PAL/SECAM component signal generator
Sony Tektronix TG2000 +AVG1 (option module)
+AWVG2 (option module) or equivalent
. SDI signal generator
Sony Tektronix TSG-422
. Monoscope signal generator
ShibaSoku TP22AX or equivalent
. VG (programmable video signal generator)
. VG814 or equivalent
. Frequency counter
Advantest TR5821AK or equivalent
. Digital VOM
Advantest TR6845 or equivalent
. Slide induction transformer
. High tension voltmeter
. DC power supply
. Ammeter
. Luminance meter
Minolta CA-110 or equivalent.
If the Minolta CA-110 is not available, perform the
measurement by visual inspection by comparing the
monitor that has already been adjusted earlier with the
monitor that you want to adjust.
n
Start the following adjustments after 5 minutes have
passed after the main power is turned on.
* In this chapter, [||||||] indicates the control items in the
service mode.
Example : [60|H-FREQ]
PVM-14L5/20L5/D14L5A/D20L5A
Section 2

Set-up Adjustment

2-2. Preparations (1)

Service Mode
This set is provided with a switch for service on the front
panel that can be used to make various adjustments. The
operation method of this switch is explained in detail below.
1. Entering the service mode
Simultaneously press the [ENTER] key and the
[DEGAUSS] key shown on the display of the menu.
2. Operating the Service Mode
Select the desired service item with the [UP],
[DOWN] key and press the [ENTER] key to enter the
adjustment mode.
Press the [UP] key to increase the adjustment value.
Press the [DOWN] key to decrease the adjustment
value.
Press the [ENTER] key to save the adjustment value.
Press the [MENU] key to cancel the entry.
3. Finishing the service mode
Simultaneously press the [ENTER] key and the
[DEGAUSS] key shown on the display of the menu.
4. Easy ON/OFF of the service mode
If once entering the service mode after having turned
on the power, easy ON/OFF is possible by once more
pressing the LINE-A, LINE-B, RGB/COMP, OPT-A
or OPT-B switch on the front panel (the LED lights) as
long as the power is not turned off or as long as the
service mode is not finished.
SIGNAL
SIG • LEVEL-1...
DEF • LEVEL-2...
OPT • WHITE BALANCE...
REM • DECODER COLOR...
SYS • DECODER LEVEL...
STA • DETECTION...
ENG
2-1