Sony TRINITRON KV-27FS320 Service Manual

Sony TRINITRON KV-27FS320 Service Manual

Color television
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SERVICE MANUAL
MODEL NAME
KV-27FS320
KV-27FS320
KV-32FS120
KV-32FS120
KV-32FS320
KV-32FS320
KV-34FS120
KV-34FS120
KV-36FS120
KV-36FS120
KV-36FS120
KV-36FS320
KV-36FS320
KV-36FS320
KV-38FS120
KV-27FS320
9-965-964-01
REMOTE COMMANDER
RM-Y196
RM-Y196
RM-Y195
RM-Y195
RM-Y196
RM-Y196
RM-Y195
LATIN NORTH
RM-Y195
LATIN SOUTH
RM-Y195
RM-Y195
RM-Y195
RM-Y196
RM-Y196
RM-Y196
RM-Y195
LATIN NORTH
DESTINATION
CHASSIS NO.
US
SCC-S61S-A
CANADA
SCC-S59N-A
US
SCC-S61P-A
CANADA
SCC-S59K-A
US
SCC-S61T-A
CANADA
SCC-S59P-A
SCC-S73F-A
SCC-S73G-A
US
SCC-S61Q-A
CANADA
SCC-S59L-A
HAWAII
SCC-S74A-A
US
SCC-S61R-A
CANADA
SCC-S59M-A
HAWAII
SCC-S74B-A
SCC-S73G-A
KV-32FS120
®
TRINITRON
COLOR TELEVISION
Self Diagnosis
Supported model
BA-6
CHASSIS

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Summary of Contents for Sony TRINITRON KV-27FS320

  • Page 1 Self Diagnosis Supported model BA-6 SERVICE MANUAL CHASSIS MODEL NAME REMOTE COMMANDER DESTINATION CHASSIS NO. KV-27FS320 RM-Y196 SCC-S61S-A KV-27FS320 RM-Y196 CANADA SCC-S59N-A KV-32FS120 RM-Y195 SCC-S61P-A KV-32FS120 RM-Y195 CANADA SCC-S59K-A KV-32FS320 RM-Y196 SCC-S61T-A KV-32FS320 RM-Y196 CANADA SCC-S59P-A KV-34FS120 RM-Y195 LATIN NORTH SCC-S73F-A KV-34FS120 RM-Y195...
  • Page 2: Table Of Contents

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 TABLE OF CONTENTS SECTION TITLE PAGE SECTION TITLE PAGE Specifi cations ................. 4 SECTION 5: DIAGRAMS..............61 Warnings and Cautions ..............6 5-1. Circuit Boards Location ............61 Safety Check-Out ................7 5-2. Printed Wiring Board and Schematic Diagram Information.. 61 Self-Diagnostic Function..............
  • Page 3: Specifi Cations

    SRS (SOUND RETRIEVAL SYSTEM) is manufactured TruSurround is a trademark of SRS Labs, Inc. SRS and the SRS by Sony Corporation under license from SRS Labs, Inc. It is symbol are registered trademarks of SRS Labs, Inc. in the United covered by U.S.
  • Page 4 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Television system American TV standard, NTSC Channel coverage VHF: 2-13/ UHF: 14-69/ CATV: 1-125 Antenna 75-ohm external antenna terminal for VHF/UHF Picture tube ® FD Trinitron tube Visible screen size 27-inch picture measured diagonally (KV-27FS320 Only) 32-inch picture measured diagonally (KV-32FS120/32FS320/34FS120 Only) 36-inch picture measured diagonally (KV-36FS120/36FS320/38FS120 Only) Actual screen size 29-inch measured diagonally (KV-27FS320 Only)
  • Page 5: Warnings And Cautions

    Ne les remplacer que par des composants Sony dont le numero de piece est indique dans le present manuel ou dans des supplements publies par Sony. Les reglages de circuit dont l’importance est critique pour la securite du fonctionnement sont identifi...
  • Page 6: Safety Check-Out

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 SAFETY CHECK-OUT The AC leakage from any exposed metal part to earth ground and After correcting the original service problem, perform the following from all exposed metal parts to any exposed metal part having a safety checks before releasing the set to the customer: return to chassis, must not exceed 0.5 mA (500 microamperes).
  • Page 7: Self-Diagnostic Function

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Self Diagnosis SELF-DIAGNOSTIC FUNCTION Supported model The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY/TIMER LED will automatically begin to fl ash. The number of times the LED fl ashes translates to a probable source of the problem. A defi nition of the STANDBY/TIMER LED fl ash indicators is listed in the instruction manual for the user’s knowledge and reference.
  • Page 8 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Self-Diagnostic Screen Display For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be confi rmed, it is possible to bring up past occurrences of failure on the screen for confi rmation. To Bring Up Screen Test In standby mode, press buttons on the Remote Commander sequentially, in rapid succession, as shown below: Display...
  • Page 9: Section 1: Disassembly

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 SECTION 1: DISASSEMBLY 1-1. REAR COVER REMOVAL (KV-27FS320 PICTURED) Rear Cover Screws +BVTP 4X16 TYPE2 TT(B) (KV-27FS320/32FS320/36FS320 Only) Screws +BVTP 4X16 TYPE2 TT(B) (KV-32FS120/34FS120/ 36FS120/38FS120 Only) Screws +BVTP 3X12 TYPE2 TT(B) (KV-27FS320/32FS320/36FS320 Only) Screws +BVTP 3X12 TYPE2 TT(B) (KV-32FS120/34FS120/ 36FS120/38FS120 Only) 1-2.
  • Page 10: Service Position

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 1-3. SERVICE POSITION (KV-27FS320 PICTURED) Press on catch tab to release A Board. Disconnect cables as needed to allow A Board to be removed. C Board M Board HM Board V Board HU Board HN Board A Board KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 11: Picture Tube Removal

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 1-4. PICTURE TUBE REMOVAL WARNING: BEFORE REMOVING THE ANODE CAP High voltage remains in the CRT even after the power is disconnected. To avoid electric shock, discharge CRT before attempting to remove the anode cap. Short between anode and CRT coated earth ground strap.
  • Page 12: Cable Wire Dressing

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 CABLE WIRE DRESSING KV-27FS320/32FS320/36FS320 MODELS (DATA NOT AVAILABLE) KV-32FS120/34FS120 MODELS Dress right speaker wire through DGC’s tie wrap. Dress DGC lead wire with a 9mm purse lock Dress left speaker wire through DGC’s tie wrap. KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 13 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress RGB harness over Rotation coil lead wire. Dress Rotation coil lead wire over DY clip and through rotation coil as shown in picture. Dress VM and heaters harnesses over RGB to avoid interference with back cover installation. KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 14 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress CRT ground wires under DGC and beside VD board at the middle as picture shows, keep away from focus and HV lead wires. Dress G2 wire and DF wire as shown in picture. KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 15 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress HV cable and focus wire together using a 5mm purse lock (3-703-981-02). Install purse lock over carbon paint edge. Dress DY lead wire with a 9mm purse lock (3-703-982-02) KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 16 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress AC-Cord into CRT support hook as shown in picture. Dress 12P video harness through bottom board’s purse locks and under AC-Cord. Unstall purse locks as shown in picture. Dress lightning wire under 12P harness. KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 17: Kv-36Fs120/38Fs120 Models

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS120/38FS120 MODELS Dress right speaker wire through DGC band. Dress DGC lead wire with a 9mm purse lock Dress left speaker wire through DGC band KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 18 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress RGB harness over Rotation coil lead wire. Dress Rotation coil lead wire over DY clip and through rotation coil as shown in picture. Dress earth groun wires under DGC and over VD board. KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 19 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Bend H-Stat wire towards C board. Dress G2 wire and DF wire as shown in picture. Dress heaters and VM harnesses on the left side of DY lead wire KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 20 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress HV cable and focus wire together using a 5mm purse lock, install purse lock 150mm±10 from rubber cap . Dress HV through standing holder, install holder on CRT’s carbon paint edge Dress DY lead wire with a 9mm purse lock (3-703-982-02) KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 21 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 Dress AC-Cord into CRT support hook using a 9mm purse lock as shown in picture. Dress 12P video harness through bottom board’s purse locks and under AC-Cord. Install purse locks as shown in picture. Dress lightning wire under 12P harness. KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 22: Section 2: Set-Up Adjustments

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 SECTION 2: SET-UP ADJUSTMENTS The following adjustments should be made when a complete Perform the adjustments in order as follows: realignment is required or a new picture tube is installed. Beam Landing Convergence These adjustments should be performed with rated power supply Focus voltage unless otherwise noted.
  • Page 23: Convergence

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 HORIZONTAL STATIC CONVERGENCE 2-2. CONVERGENCE If the blue dot does not converge with the red and green dots, perform Before starting convergence adjustments: the following: 1 Perform FOCUS, VLIN and VSIZE adjustments. 1. Move H STAT VR magnet (a) to correct insuffi cient H.Static 2.
  • Page 24: Focus

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 DYNAMIC CONVERGENCE ADJUSTMENT Before performing this adjustment, perform Horizontal and Vertical Static Convergence Adjustment. 1. Slightly loosen defl ection yoke screw. TLH+ 2. Remove defl ection yoke spacers. (R)(B) (B)(R) TLH- 3. Move the defl ection yoke for best convergence as shown below: 4.
  • Page 25: Screen (G2)

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 2-4. SCREEN (G2) 2-6. WHITE BALANCE ADJUSTMENTS 1. Input a dot pattern. 1. Input an entire white signal with burst. 2. Set the PICTURE and BRIGHTNESS controls at minimum and 2. Set to Service Adjustment Mode. COLOR control at normal. 3.
  • Page 26: Section 3: Safety Related Adjustments

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 SECTION 3: SAFETY RELATED ADJUSTMENTS HOLD-DOWN READJUSTMENT 3-1. X R530, R531 CONFIRMATION METHOD (HV HOLD-DOWN CONFIRMATION) AND If the setting indicated in Step 2 of Hold-Down Operation Confi rmation READJUSTMENTS cannot be met, readjustment should be performed by altering the resistance value of R530, R531 component marked with X.
  • Page 27: Section 4: Circuit Adjustments

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 SECTION 4: CIRCUIT ADJUSTMENTS ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER Use the Remote Commander (RM-Y195, RM-Y196) to perform the circuit adjustments in this section. Test Equipment Required: 1. Pattern generator 2. Frequency counter 3. Digital multimeter 4. Audio oscillator 4-2. MEMORY WRITE CONFIRMATION 4-1.
  • Page 28: Service Data Lists

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 4-4. SERVICE DATA LISTS KV-27FS320 SERVICE DATA (DATA NOT AVAILABLE) KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 29: Kv-32Fs320 Service Data

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Common Service Fix/ Var Name Description Init = Means same as other register Group * Means change when tv turn on Data VERSION Microprocessor version information Common Composite V Service Fix/ Var Name Description Init Init Init Group Data...
  • Page 30 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Common Service Fix/ Var Name Description Init Group Data VSIZ V RAMP SIZE VPOS V POSITION(RAMP DC) VLIN V LINEARITY SCOR S CORRECTION TRAP EW TRAPESIUM PAMP EW PIN UPIN UPPER PIN LPIN LOWER PIN ABLG ABL GAIN SCON SUB CONTRAST LEVEL Jump Pulse Width...
  • Page 31 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Memory Common Composite V Service Stick Fix/ Var Name Description Group Init Init Init Init Init Data Data Data Data Data AXIS R-Y PHASE OFFSET SUB SHARPNESS GAIN(OVER) SSHO RF/VIDEO SUB SHARPNESS GAIN(PRE) SSHP RF/VIDEO SHRPNESS fo(00:2 CLK <-> 11:5 SHPF CLK) SHCL...
  • Page 32 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Memory Common Composite V Service Stick Fix/ Var Name Description Group Init Init Init Init Init Data Data Data Data Data VMOF VM LEVEL at "Off" Setting VMLO VM LEVEL at "Low" Setting VMHI VM LEVEL at "High" Setting VMDL VM DELAY VMPL...
  • Page 33 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Common Service Fix/ Var Name Description Init Group Data SCOL SUB COLOR LEVEL for NR SHARPNESS NOISE CORING SHCL LEVEL for NR SHARPNESS LIMITTER LEVEL for SHMX YNRC YNR LIMITER LEVEL for NR VM LEVEL at "High" Setting for NR VMHI VMCL VM CORING LEVEL for NR...
  • Page 34 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Memory Common 16:9 Service Stick Fix/ Var Name Description Group Init Init Init Init Data Data Data Data YNRS YNR ON CLAMP CONTROL SW ( 0:CLAMP CLPS OFF 1:CLAMP AUTO 2:CLAMP ON ) MODULATOR FEEDBACK GAIN VMG2 CONTROL CLAMP AUTO ON KEEP TIMER...
  • Page 35 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Memory Common 16:9 Service Stick Fix/ Var Name Description Group Init Init Init Init Data Data Data Data HFFR AFC1 FORCE FREERUN H FREERUN FREQUENCY HFUP UP(700Hz) JSWW Jump Pulse Width XF0A VCXO FREERUN ADJUST BGST BGP(for PLL) TIMING XPHA VCXO PHASE ADJUST...
  • Page 36 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Memory Common 16:9 Service Stick Fix/ Var Name Description Group Init Init Init Init Data Data Data Data 14HD 4fscCLK(Skew)CLK DELAY ADJUST 8fscCLK POLARITY 8fscCLK DELAY ADJUST ADCD ADC CLK DELAY ADJUST WSTH WEAK_SIGNAL VTH WSVA WEAK SIGNAL VIDEO ATT WSCA WEAK SIGNAL CHROMA ATT VREF AD REFERNCE SELECT(VZ)
  • Page 37 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS320 SERVICE DATA Common Service Fix/ Var Name Description Init Group Data SBAL Sub Balance SBAS Sub Bass STRE Sub Treble Surround Level BBOL Surround Off-BBE Low BBOH Surround Off-BBE High BBSL Simulate BBE Low BBSH Simulate BBE High BBGL WOW Game BBE Low BBGH WOW Game BBE High...
  • Page 38: Kv-36Fs320 Service Data

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Common Service Fix/ Var Name Description Init = Means same as other register Group * Means change when tv turn on Data VERSION Microprocessor version information Common Composite V Service Fix/ Var Name Description Init Init Init Group Data...
  • Page 39 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Common Service Fix/ Var Name Description Init Group Data VSIZ V RAMP SIZE VPOS V POSITION(RAMP DC) VLIN V LINEARITY SCOR S CORRECTION TRAP EW TRAPESIUM PAMP EW PIN UPIN UPPER PIN LPIN LOWER PIN ABLG ABL GAIN SCON SUB CONTRAST LEVEL Jump Pulse Width...
  • Page 40 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Memory Common Composite V Service Stick Fix/ Var Name Description Group Init Init Init Init Init Data Data Data Data Data AXIS R-Y PHASE OFFSET SUB SHARPNESS GAIN(OVER) SSHO RF/VIDEO SUB SHARPNESS GAIN(PRE) SSHP RF/VIDEO SHRPNESS fo(00:2 CLK <-> 11:5 SHPF CLK) SHCL...
  • Page 41 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Memory Common Composite V Service Stick Fix/ Var Name Description Group Init Init Init Init Init Data Data Data Data Data VMOF VM LEVEL at "Off" Setting VMLO VM LEVEL at "Low" Setting VMHI VM LEVEL at "High" Setting VMDL VM DELAY VMPL...
  • Page 42 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Common Service Fix/ Var Name Description Init Group Data SCOL SUB COLOR LEVEL for NR SHARPNESS NOISE CORING SHCL LEVEL for NR SHARPNESS LIMITTER LEVEL for SHMX YNRC YNR LIMITER LEVEL for NR VM LEVEL at "High" Setting for NR VMHI VMCL VM CORING LEVEL for NR...
  • Page 43 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Memory Common 16:9 Service Stick Fix/ Var Name Description Group Init Init Init Init Data Data Data Data YNRS YNR ON CLAMP CONTROL SW ( 0:CLAMP CLPS OFF 1:CLAMP AUTO 2:CLAMP ON ) MODULATOR FEEDBACK GAIN VMG2 CONTROL CLAMP AUTO ON KEEP TIMER...
  • Page 44 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Memory Common 16:9 Service Stick Fix/ Var Name Description Group Init Init Init Init Data Data Data Data HFFR AFC1 FORCE FREERUN H FREERUN FREQUENCY HFUP UP(700Hz) JSWW Jump Pulse Width XF0A VCXO FREERUN ADJUST BGST BGP(for PLL) TIMING XPHA VCXO PHASE ADJUST...
  • Page 45 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Memory Common 16:9 Service Stick Fix/ Var Name Description Group Init Init Init Init Data Data Data Data 14HD 4fscCLK(Skew)CLK DELAY ADJUST 8fscCLK POLARITY 8fscCLK DELAY ADJUST ADCD ADC CLK DELAY ADJUST WSTH WEAK_SIGNAL VTH WSVA WEAK SIGNAL VIDEO ATT WSCA WEAK SIGNAL CHROMA ATT VREF AD REFERNCE SELECT(VZ)
  • Page 46 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS320 SERVICE DATA Common Service Fix/ Var Name Description Init Group Data SBAL Sub Balance SBAS Sub Bass STRE Sub Treble Surround Level BBOL Surround Off-BBE Low BBOH Surround Off-BBE High BBSL Simulate BBE Low BBSH Simulate BBE High BBGL WOW Game BBE Low BBGH WOW Game BBE High...
  • Page 47: Kv-32Fs120/34Fs120 Service Data

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Common Service Fix/ Name Description = Means same as other register Init Group Data * Means change when tv turn on VERSION Microprocessor version information Common Composite V Service Fix/ Name Description Init Init Init Group Data Data Data...
  • Page 48 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Common Service Fix/ Name Description Init Group Data VSIZ V RAMP SIZE VPOS V POSITION(RAMP DC) VLIN V LINEARITY SCOR S CORRECTION TRAP EW TRAPESIUM PAMP EW PIN UPIN UPPER PIN LPIN LOWER PIN ABLG ABL GAIN SCON SUB CONTRAST LEVEL Jump Pulse Width Memory...
  • Page 49 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Memory Common Composite V Service Fix/ Stick Name Description Group Init Init Init Init Init Data Data Data Data Data R OUTPUT ON ( 0:R Output OFF 1:R Output ON ) G OUTPUT ON ( 0:G Output OFF 1:G Output ON ) B OUTPUT ON ( 0:B Output OFF 1:B Output ON )
  • Page 50 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Memory Common Composite V Service Fix/ Stick Name Description Group Init Init Init Init Init Data Data Data Data Data VMOF VM LEVEL at "Off" Setting VMLO VM LEVEL at "Low" Setting VMHI VM LEVEL at "High" Setting VMDL VM DELAY VMPL...
  • Page 51 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Common Service Fix/ Name Description Init Group Data SUB COLOR LEVEL for NR SCOL SHARPNESS NOISE CORING SHCL LEVEL for NR SHARPNESS LIMITTER LEVEL for SHMX YNRC YNR LIMITER LEVEL for NR VMHI VM LEVEL at "High" Setting for NR VMCL VM CORING LEVEL for NR VMMX...
  • Page 52 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Common 16:9 Memory Stick Service Fix/ Name Description Init Init Init Init Group Data Data Data Data YNRS YNR ON CLAMP CONTROL SW ( 0:CLAMP CLPS OFF 1:CLAMP AUTO 2:CLAMP ON ) MODULATOR FEEDBACK GAIN VMG2 CONTROL CLAMP AUTO ON KEEP TIMER CLPT...
  • Page 53 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Common 16:9 Memory Stick Service Fix/ Name Description Init Init Init Init Group Data Data Data Data HFFR AFC1 FORCE FREERUN H FREERUN FREQUENCY HFUP UP(700Hz) JSWW Jump Pulse Width XF0A VCXO FREERUN ADJUST BGST BGP(for PLL) TIMING XPHA VCXO PHASE ADJUST HRMP AFC2 TIME CONSTANT...
  • Page 54 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Common 16:9 Composite V Service Fix/ Name Description Init Init Init Init Group Data Data Data Data 8fscCLK POLARITY 8fscCLK DELAY ADJUST ADCD ADC CLK DELAY ADJUST WSTH WEAK_SIGNAL VTH WSVA WEAK SIGNAL VIDEO ATT WSCA WEAK SIGNAL CHROMA ATT VREF AD REFERNCE SELECT(VZ) DCCK...
  • Page 55 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-32FS120/34FS120 SERVICE DATA Common Service Fix/ Name Description Init Group Data SBAL Sub Balance SBAS Sub Bass STRE Sub Treble Surround Level BBOL Surround Off-BBE Low BBOH Surround Off-BBE High BBSL Simulate BBE Low BBSH Simulate BBE High BBGL WOW Game BBE Low BBGH WOW Game BBE High BBTL...
  • Page 56: Kv-36Fs120/38Fs120 Service Data

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 KV-36FS120/38FS120 SERVICE DATA (DATA NOT AVAILABLE) 4-5. ID MAP TABLE Model Destination ID-O ID-1 ID-2 ID-3 ID-4 ID-5 ID-6 ID-7 KV-27FS320 KV-27FS320 KV-32FS120 KV-32FS120 KV-32FS320 KV-32FS320 KV-34FS120 L NORTH KV-34FS120 L SOUTH KV-36FS120 KV-36FS120 KV-36FS120 HAWAII KV-36FS320 KV-36FS320 KV-36FS320 HAWAII L NORTH KV-38FS120...
  • Page 57: A Board Adjustments

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 4-6. A BOARD ADJUSTMENTS Display Position Adjustment (DISP) 1. Input a color-bar signal. H. Frequency (Free Run) Check 2. Set to Service Adjustment Mode. 3. Select DISP with 1 and 4 . 1. Input a TV mode (RF) with no signal. 2.
  • Page 58 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 V. Size Adjustment (VSIZ) V. Linearity (VLIN), V. Correction (SCOR), PIN Amp (PAMP), and Horizontal Trapezoid 1. Input a crosshatch signal. (HTRP) Adjustments 2. Activate the Service Adjustment Mode. 3. Select the VSIZ item with 1 and 4 . 1.
  • Page 59 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 V. Angle (VANG), V. Bow (VBOW), Upper PIN (UPIN) and Low PIN (LPIN) Adjustments 1. Input a crosshatch signal. 2. Activate the Service Adjustment Mode. 3. Select VANG, VBOW, UPIN, and LPIN with 1 and 4 . 4. Adjust with 3 and 6 for the best picture. 5.
  • Page 60: Section 5: Diagrams

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 5-4. SEMICONDUCTORS 2SB709A-QRS-TX 2SB734-T-34 2SA1309A-QRSTA 2SC3840K 2SA1837 2SD601A-QRS-TX 2SC3209LK-TP 2SC3311A-QRSTA LETTER SIDE 2SD2144S-TP-UVW LETTER SIDE 2SA1091O-TPE2 IRF614 2SK2663 2SC4793 2SD2578-YB RU-1P ERA38-06TP1 ERB44-06TP1 RD9.1EW-T1 MA111-TX ERC06-15S ERA82-004TP5 UDZ-TE-17.5.1B 1SS83TD EGP20DPKG23 1SS133T-77 UDZ-TE-17.91B GP08DPKG23 MTZJ-T-77-5.1C CATHODE D1NS0R-TA CATHODE RGP10GPKG23 MTZJ-T-77-5.6C MTZJ-T-77-12C CATHODE RU4AM-T3...
  • Page 61: Block Diagram And Schematics

    SECTION 6: EXPLODED VIEWS Components not identifi ed by a part number or The component parts of an assembly are indicated by the Items marked with an asterisk are not stocked since reference numbers in the far right column of the parts list they are seldom required for routine service.
  • Page 62: A Board Schematic Diagram (1 Of 2)

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION [ASSEMBLY INCLUDES] A-1415-870-A HR BOARD, MOUNTED 1-453-310-11 FBT ASSY NX-4521//X4J4 [11-13] A-1415-872-A HU BOARD, MOUNTED (KV-27FS320 ONLY) A-1415-873-A HD BOARD, MOUNTED 1-453-338-44 FBT ASSY NX-4600//X4C [11-13] 4-076-951-01 HINGE, PWB (KV-32FS320/36FS320 ONLY) 1-824-069-11 CORD, AC POWER (WITH CONNECTOR)
  • Page 63: A Board Schematic Diagram (2 Of 2)

    NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques pour Replace only with part number specifi ed. la securite. Ne les remplacer que par une piece portant le numero specifi e. 6-2.
  • Page 64 [32-37] (KV-32FS320 ONLY) (KV-36FS320 ONLY) 1-456-011-21 COIL, DEGAUSSING (KV-36FS320 ONLY) 4-087-374-01 SPRING, DOOR 4-087-877-51 TERMINAL, BRACKET 4-046-160-41 EMBLEM, SONY NO.9 4-100-433-01 TUBE, DGC (A) 4-087-375-61 DOOR, CONTROL 4-087-376-21 LABEL, FRONT TERMINAL (KV-32FS320 ONLY) 4-087-156-01 GUIDE, LIGHT 4-098-344-01 TUBE, DGC (B)
  • Page 65: Hm Board Schematic Diagram (1 Of 4) (Kv-27Fs320/32Fs320/36Fs320 Only)

    NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques pour Replace only with part number specifi ed. la securite. Ne les remplacer que par une piece portant le numero specifi e. 6-3.
  • Page 66: Hm Board Schematic Diagram (2 Of 4) (Kv-27Fs320/32Fs320/36Fs320 Only)

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 [ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION A-1415-723-A HS BOARD, MOUNTED 8-598-593-50 TUNER, FSS BTF-WA421 4-089-054-41 BOARD, BOTTOM 1-766-374-11 PLUG, F-PIN 4-076-951-01 HINGE, PWB A-1415-721-A M (VAR) BOARD, MOUNTED 1-500-586-11 FILTER, CLAMP (FERRITE CORE) (KV-32FS120/34FS120 ONLY) (KV-34FS120 LATIN SOUTH ONLY) A-1060-077-A...
  • Page 67: Hm Board Schematic Diagram (3 Of 4) (Kv-27Fs320/32Fs320/36Fs320 Only)

    NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques pour Replace only with part number specifi ed. la securite. Ne les remplacer que par une piece portant le numero specifi e. 6-4.
  • Page 68: Board Schematic Diagram

    SPRING, METAL (KV-32FS120/34FS120 ONLY) X-2021-304-1 BEZNET ASSY [31-35] (KV-36FS120/38FS120 ONLY) 1-428-988-31 DEGAUSSING COIL (31 INCH 120V) 4-046-160-31 EMBLEM, SONY NO.9 (KV-32FS120 & KV-34FS120 LATIN NORTH ONLY) 4-089-056-11 DOOR 1-428-990-11 DEGAUSSING COIL (34 220V) (KV-32FS120/34FS120 ONLY) (KV-34FS120 LATIN SOUTH ONLY) 4-089-056-21...
  • Page 69: M Board Schematic Diagram

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 SECTION 7: ELECTRICAL PARTS LIST NOTE: The components identifi ed by shading RESISTORS The components in this manual identifi ed by the following mark are critical for safety. Replace only symbol: indicate parts that have been carefully factory- • All resistors are in ohms with part number specifi...
  • Page 70 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 71: C Board Schematic Diagram

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 72: Hn Board Schematic Diagram (Kv-27Fs320/32Fs320/36Fs320 Only)

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 73 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 74 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 75: Hu/Hd Board Schematic Diagram (Kv-27Fs320/32Fs320/36Fs320 Only)

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 A component identifi ed by this symbol indicates that it NOTE: The components identifi ed by shading has been carefully factory-selected to satisfy regulations mark are critical for safety. Replace only regarding X-ray radiation. Should replacement be required, with part number specifi ed. replace only with the value originally used.
  • Page 76 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 77 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 78: Semiconductors

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 79: Section 6: Exploded Views

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 80 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C3536 1-115-416-11 CERAMIC CHIP 0.001µF 5% D045 8-719-977-28 DIODE DTZ10B (ALL EXCEPT KV-27FS320) D050 8-719-510-02 DIODE D1NS4 C3536 1-162-968-11 CERAMIC CHIP 0.0047µF 10% D051 6-500-567-21 DIODE 10ERB20-TB5 (KV-27FS320 ONLY) D052 8-719-069-55...
  • Page 81: (Kv-32Fs120/34Fs120/36Fs120/38Fs120 Only)

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES IC565 8-759-700-44 NJM2902M Q519 8-729-422-27 TRANSISTOR 2SD601A-Q IC633 8-759-641-26 NJM2391DL1-33(TE1) Q533 8-729-424-02 TRANSISTOR 2SB709A-QRS-TX IC3001 8-759-443-11 NJM2283M-TE1 Q761 8-729-422-27 TRANSISTOR 2SD601A-Q (KV-27FS320, 32FS320, 36FS320 ONLY) Q762 8-729-422-27 TRANSISTOR 2SD601A-Q Q763...
  • Page 82: (Kv-32Fs120/34Fs120/36Fs120/38Fs120 Only)

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R044 1-216-829-11 METAL CHIP 4.7K 1/10W R310 1-216-821-11 METAL CHIP 1/10W R045 1-216-829-11 METAL CHIP 4.7K 1/10W R311 1-216-813-11 METAL CHIP 1/10W R047 1-216-813-11 METAL CHIP 1/10W R312 1-218-867-11 METAL CHIP...
  • Page 83: Section 7: Electrical Parts List

    KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R372 1-216-827-11 METAL CHIP 3.3K 1/10W R861 1-216-833-11 METAL CHIP 1/10W R382 1-216-863-11 METAL CHIP 3.3M 1/10W R862 1-216-813-11 METAL CHIP 1/10W R511 1-216-864-11 SHORT CHIP R900 1-216-851-11 METAL CHIP 330K...
  • Page 84 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R3539 1-216-864-11 SHORT CHIP CRYSTAL R3541 1-216-830-11 METAL CHIP 5.6K 1/10W X001 1-795-006-21 VIBRATOR, CRYSTAL R3542 1-216-833-11 METAL CHIP 1/10W X301 1-781-377-21 VIBRATOR, CRYSTAL R3543 1-216-815-11 METAL CHIP 1/10W R3550 1-216-817-11...
  • Page 85 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C931 1-104-655-91 ELECT 470µF 6.3V CHIP CONDUCTOR C1815 1-129-718-00 FILM 0.022µF 5% 630V JR802 1-216-864-11 SHORT CHIP C1816 1-102-244-00 CERAMIC 220pF 500V JR803 1-216-864-11 SHORT CHIP C1817 1-129-709-91 FILM 0.0039µF 5%...
  • Page 86 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R818 1-216-809-11 METAL CHIP 1/10W R890 1-218-891-11 METAL CHIP 0.50% 1/10W R819 1-216-841-11 METAL CHIP 1/10W (KV-27FS320 ONLY) R820 1-216-839-11 METAL CHIP 1/10W R890 1-218-867-11 METAL CHIP 6.8K 0.50% 1/10W (KV-27FS320 ONLY)
  • Page 87 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 HN HM NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi e. with part number specifi...
  • Page 88 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C1356 1-107-826-11 CERAMIC CHIP 0.1µF CONNECTOR C1357 1-107-826-11 CERAMIC CHIP 0.1µF CN1302 1-564-515-11 PLUG, CONNECTOR C1358 1-107-826-11 CERAMIC CHIP 0.1µF CN1303 1-564-506-11 PLUG, CONNECTOR C1359 1-124-779-00 ELECT CHIP 10µF CN1304 1-817-653-11...
  • Page 89 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R1389 1-216-803-11 METAL CHIP 1/10W COIL R1391 1-216-797-11 METAL CHIP 1/10W L1301 1-469-549-21 INDUCTOR 1µH R1397 1-216-813-11 METAL CHIP 1/10W L1302 1-469-549-21 INDUCTOR 1µH R1398 1-216-864-11 SHORT CHIP L1303 1-469-549-21 INDUCTOR...
  • Page 90 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 HR HU REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R1458 1-216-864-11 SHORT CHIP R1459 1-216-864-11 SHORT CHIP IC3001 8-742-211-20 HYB IC SBX3071-71 R1460 1-216-864-11 SHORT CHIP R1461 1-216-803-11 METAL CHIP 1/10W RESISTOR RESISTOR BRIDGE R3001 1-249-417-11 CARBON...
  • Page 91 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120 HU HD REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R2237 1-249-409-11 CARBON 1/4W RESISTOR R1004 1-249-417-11 CARBON 1/4W R2238 1-249-441-11 CARBON 100K 1/4W R1007 1-247-807-31 CARBON 1/4W R2240 1-247-804-11 CARBON 1/4W R1008 1-249-427-11 CARBON 6.8K 1/4W R1009...
  • Page 92 CUSHION, REAR (UPPER) 1-478-708-11 REMOTE COMMANDER RM-Y196 (KV-36FS120/38FS120 ONLY) 4-978-977-11 BATTERY COVER (for RM-Y196) 4-086-353-03 CUSHION, REAR (UPPER) (KV-27FS320/32FS320/36FS320 ONLY) (KV-36FS320 ONLY) Sony Corporation English Sony Technology Center 2004EJ74WEB-1 Technical Services Printed in USA 9-965-964-01 Service Promotion Department © 2004.5 KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120...
  • Page 93 In an effort to reduce the size of this pdf file the tiled schematics are not attached to this Service Manual. To receive a complete set of the tiled schematics for this manual please submit a request to Nita Wardlaw at nita.wardlaw@am.sony.com.

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