Sony KV-G21L3 service manual Section Circuit Adjustments, Adjustments with Commander

Page 19

SECTION 5

CIRCUIT ADJUSTMENTS

KV-G21L3

RM-883

5-1. ADJUSTMENTS WITH COMMANDER

Service adjustments are made with the RM-883 that comes with this unit.

Entering service mode

With the unit on standby

DISPLAY

5

VOL (+)

POWER

The operation sequence puts the unit into service mode.

[1], [4]

Raise/lower the service item number

[3], [6]

Raise/lower the data

[MUTING]

Writes

[0]Executes the writing

[7], [0]

All data becomes the values in memory

[8], [0]

All user control goes to the standard state

[5], [0]

Service data initialization (Be sure not to use

 

usually).

[2], [0]

Write 50Hz adjustment data to 60Hz, or

 

viceversa.

The screen display is :

Adjustment item

Data

MUTING DISP POWER

REVEAL

VIDEO

TEXT HOLD TV

1 2 3

4 5 6

7 8 9

0

SOUND VOL PROGR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00 RGB

08

SERVICE

 

 

Mode

 

1000

50

 

 

Depends on the signals

 

0000

 

 

 

 

 

 

 

 

 

 

 

 

PAL, SECAM : 50

 

 

 

 

 

 

 

NTSC

: 60

 

 

 

 

 

 

 

 

 

Item number

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

[1], [4]

Select the adjustment item.

 

MODE

A/B

+ +

[3], [6]

Raise/lower the data.

ENLARGE

WAKE UP

INDEX

+

p

SELECT p

SLEEP

 

 

TEXT CLR

p

PIC MODE p

WIDE/

 

 

 

V-ZOOM

 

 

RM-883 g

 

[MUTING]

Writes

 

[0]Executes the writing.

TV

RM-883

– 19 –

Image 19
Contents BG-1S Dchassis KV-G21L3 SpecificationsDiagrams Table of ContentsCircuit Adjustments DisassemblyGeneral SectionOhm coaxial cable round Connecting optional equipmentConnecting a VHF antenna or a combination VHF/UHF antenna Connecting an indoor antennaDisabling program positions using Presetting channels manually usingButtons on the TV If you are not satisfied with the picture Remote commanderSound quality Turning off the TV Setting the Sleep TimerSetting the Wake Up Timer Switching back quickly to the previousSelecting the picture mode Selecting the sound modeTroubleshooting Rear Cover Removal Service Position DisassemblyBoard Removal Ill2-02-0-1ES29 Picture Tube Removal HOW to Handle AN ANODE-CAPBeam Landing Section SET-UP AdjustmentsPreparation Horizontal and Vertical Static Convergence ConvergenceScreen-corner Convergence Dynamic Convergence Adjustment PreparationG2 Screen and White Balance Adjustments Focus AdjustmentDevice Section Self Diagnosis FunctionFlickering Frequency Adjustments with Commander Section Circuit AdjustmentsAdjustment Method Adjustment Item Table No OP0 Input data are different according to models HSF H Shift Item Number 00Memo Block Diagrams DiagramsDiode Printed Wiring BoardTransistor Chassis Exploded ViewCapacitors Electrical Parts ListDescription IC TDA8395T REF.NO. Part no Solid Tuner Sony Corporation