Sony KV-38FS120 Dynamic Convergence Adjustment, SCREEN-CORNER Convergence, TLH Plate Adjustment

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DYNAMIC CONVERGENCE ADJUSTMENT

Before performing this adjustment, perform Horizontal and Vertical Static Convergence Adjustment.

1.Slightly loosen deflection yoke screw.

2.Remove deflection yoke spacers.

3.Move the deflection yoke for best convergence as shown below:

R B G R B

GG

B R G B R

R G B B G R

B G R R G B

KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120

B R R B TLH+ (R)(B) (B)(R) TLH-

4.Adjust XCV core to balance X axis.

5.Adjust YCH VR to balance Y axis.

6.Adjust vertical red and blue convergence with V.TILT (TLV VR.) Note: Perform adjustment 3-6 while tracking items 1 and 2.

SCREEN-CORNER CONVERGENCE

1.Affix a permalloy assembly corresponding to the misconverged areas:

b a

B R G B R

GG R B G R B

4.Tighten the deflection yoke screw.

5.Install the deflection yoke spacers.

TLH PLATE ADJUSTMENT

1.Input crosshatch pattern.

2.Adjust PICTURE QUALITY to standard, PICTURE and BRIGHTNESS to 50%, and OTHER to standard.

3Adjust the Horizontal Convergence of red and blue dots by tilting the TLH plate on the deflection yoke.

RV701 TLH Plate

V.STAT

C

Board

XCV YCH

TLV

(TLV)

ab

a-d: screen-corner

misconvergence

cd

dc

2-3. FOCUS

1. Adjust FOCUS control for best pictures.

Focus (FV)

Screen (G2)

KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120

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Contents Trinitron Color Television Table of Contents Specifications SRS Sound Retrieval SystemTelevision system SAFETY-RELATED Component Warning Safety CHECK-OUT Leakage TestSELF-DIAGNOSTIC Function LED OFFBoard Chroma Jungle OUT System Memory From IO-BDAT Board IK-AKBINFrom Hldwn Board DisplayDisassembly Chassis Assembly RemovalRear Cover Removal KV-27FS320 Pictured Service Position KV-27FS320 Pictured Anode CAP Removal Procedure Removal ProceduresHOW to Handle AN Anode CAP Picture Tube RemovalCable Wire Dressing KV-27FS320/32FS320/36FS320 Models Data not AvailableDress RGB harness over Rotation coil lead wire KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress lightning wire under 12P harness KV-36FS120/38FS120 Models Dress earth groun wires under DGC and over VD board KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress DY lead wire with a 9mm purse lock KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 SET-UP Adjustments Adjustment ProcedureBeam Landing Convergence Vertical Static ConvergenceHorizontal Static Convergence StatDynamic Convergence Adjustment TLH Plate AdjustmentSCREEN-CORNER Convergence Service Adjustment Mode on Service Adjustment Mode MemoryWhite Balance Adjustments Safety Related Adjustments ReadjustmentsHOLD-DOWN Operation Confirmation Adjustment Preparation Before ConfirmationCircuit Adjustments Electrical Adjustments by Remote CommanderSetting the Service Adjustment Mode Remote Adjustment Buttons and IndicatorsService Data Lists KV-27FS320 Service Data Data not AvailableKV-32FS320 Service Data ABL Gain SUB Contrast LevelVP1 Rdrv DriveAxis Phase Offset SUB Sharpness Gainover RF/VIDEOSUB Sharpness Gainpre RF/VIDEO AKB onVM Delay Delay TimeCdly Delay VP2Scol Sharpness Noise Coring ShclYnrc VmclClpt Clamp Auto on Keep Timer Amut RGB Power on MuteAKB Mode UVG UV Offset Canceler onXF0A Vcxo Freerun Adjust Xpha Vcxo Phase AdjustRamp Filter Switching OFF Hffr AFC1 Force FreerunAdcd ADC CLK Delay Adjust Wsth Weaksignal VTHWeak Signal Video ATT Weak Signal Chroma ATTStre BbtlBbth VfixKV-36FS320 Service Data YUV Fix/ Var VP2 Vivid Movie PRO169 Shrink Mode for AV-NoSync KV-36FS320 Service Data Audio output fix data KV-32FS120/34FS120 Service Data VP1 Rdrv Drive Gdrv BdrvBON BllvAKB on Refp Ydly Delay Time Cdly Yoff Output Mute Bgpp VP2 VmofVmlo Nrch Noise DET VTH1 NrclShmx Ynrc VcolVhue VshaAblg ABL Gain Akbm AKB Mode Ynrs YNR onACC Time Constant Acth ROM HYS CoblXF0A Vcxo Freerun Adjust Bgst Hfup Freerun FrequencyJsww Rpls REF VCO FB Loop Select SSMAdcd ADC CLK Delay Adjust Wsth Weaksignal VTH Spmt AKB Power on Mute ExitGYG Sbal SRLBbol BbohID-O CNDNorth SouthBoard Adjustments Frequency Free Run CheckSize Adjustment Vsiz Service Adjustment Mode Memory EnterSemiconductors 2SD2144S-TP-UVWExploded Views Chassis KV-27FS320/32FS320/36FS320 onlyHR BOARD, Mounted Picture Tube KV-27FS320/32FS320/36FS320 only GUIDE, Light MS Chassis KV-32FS120/34FS120/36FS120/38FS120 only HS BOARD, Mounted Picture Tube KV-32FS120/34FS120/36FS120/38FS120 only LABEL, Door Electrical Parts List CapacitorFilm Connector DiodeDiode D1NS4 Fuse JackChip Conductor CoilIC Link TransistorResistor R390 Metal Switch RelayThermistor TunerVariable Resistor Elect Chip Filter PST9143NLIC565 759-700-44 NJM2902M IC633 759-641-26 R044 R372 Crystal Diode RD15ESB2 R818 R1851 215-922-11 Diode DAN202K L1301 469-549-21 HM HR HU Resistor BridgeAccessories and Packing HU HD HSRemote Commander KV-32FS120/34FS120 onlyBA-6CHASSIS