Section 2 Set-Up Adjustment; Equipment Required - Sony TRINITRON PVM-14L1 Service Manual

Section 2
Set-up Adjustment
2-1. Equipment Required
* Oscilloscope
Tektronix 2465 or equivalent (with bandwidth of 350
MHz)
* VG (programmable video signal generator)
VG-854 or equivalent
* Digital VOM
Advantest TR6845 or equivalent
* Slide induction transformer
* DC power supply
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-14L1/14L1MDE/20L1
SSM-14L1/20L1
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
[MENU] key shown on the display of the menu 3
seconds or more.
2. Operating the Service Mode
Select the desired service item with the (11, [Wb] 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
[MENU] key shown on the display of the menu 3
seconds or more.