Set-Up Adjustment; Equipment Required; Service Mode; Operating The Service Mode - Sony TRINITRON PVM-14L2 Service Manual

2-1. Equipment Required

. Oscilloscope
Tektronix 2465 or equivalent (with bandwidth of 350
MHz)
. NTSC/PAL/SECAM component signal generator
Tektronix TG2000 +AVG1 (option module)
+AWVG2 (option module) or equivalent
. SDI signal generator
Tektronix TSG-422
. Monoscope signal generator
ShibaSoku TP22AX or equivalent
. VG (programmable video signal generator)
VG854 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 CRT Color Analyzer CA-100 or equivalent.
If the Minolta CRT Color Analyzer CA-100 is not
available, perform the measurement by visual inspec-
tion by comparing the monitor that has already been
adjusted earlier with the monitor that you want to
adjust.
n
Start the following adjustments 5 minutes after the main
power is turned on.
* In this chapter, [||||||] indicates the control items in the

service mode.

Example : [60|H-FREQ]
PVM-14L2/20L2
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 [9], [0] key
and press the [ENTER] key to enter the adjustment
mode.
Press the [+] key to increase the adjustment value.
Press the [_] 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/COMPONENT,
OPTION A or OPTION 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...
DEF WHITE BALANCE...
•
OPT DECODER COLOR...
•
SYS SECAM 1...
•
STA SECAM 2...
•
ENG
2-1