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Sony KV-28LS60B Service Manual
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Sony KV-28LS60B Service Manual

Sony KV-28LS60B Service Manual

Fd trinitron color tv
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See also: Service Manual , Instruction Manual

SERVICE MANUAL

MODEL
KV-28LS60B
KV-28LS60E
KV-28LS60U
COMMANDER
DEST
CHASSIS NO.
RM-932
FR
SCC-Q83C-A
RM-932
ESP
SCC-Q81E-A
RM-932
UK
SCC-Q84D-A
MODEL
KV-32LS60B
KV-32LS60E
KV-32LS60K
KV-32LS60U
KV-28/32LS60
- 1 -
AE-6B
CHASSIS
COMMANDER
DEST
CHASSIS NO.
RM-932
FR
SCC-Q83B-A
RM-932
ESP
SCC-Q81D-A
RM-932
OIRT
SCC-Q82C-A
RM-932
UK
SCC-Q84C-A
RM-932

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  • Page 1: Service Manual

    SERVICE MANUAL AE-6B CHASSIS MODEL MODEL COMMANDER DEST CHASSIS NO. COMMANDER DEST CHASSIS NO. KV-28LS60B KV-32LS60B RM-932 SCC-Q83C-A RM-932 SCC-Q83B-A KV-28LS60E KV-32LS60E RM-932 SCC-Q81E-A RM-932 SCC-Q81D-A KV-28LS60U KV-32LS60K RM-932 SCC-Q84D-A RM-932 OIRT SCC-Q82C-A KV-32LS60U RM-932 SCC-Q84C-A KV-28/32LS60 RM-932 - 1 -...
  • Page 2 AE-6B SELF DIAGNOSTIC SOFTWARE The identification of errors within the AE-6B chassis is triggered in one of two ways :- 1: Busy or 2: Device failure to respond to IIC. In the event of one of these situations arising the software will first try to release the bus if busy (Failure to do so will report with a continuous flashing LED) and then communicate with each device in turn to establish if a device is faulty.

  • Page 3: Section 4 Circuit Adjustments

    SECTION 4 CIRCUIT ADJUSTMENTS 4-1. Electrical Adjustments Service adjustments to this model can be performed using the supplied remote Commander RM-932. Programming the Remote Commander for Operation in Service Mode Press the VCR/TV/DVD button until the TV LED lights. Press and hold the yellow button for approx.
  • Page 4 Sub Brightness Adjustment Input a Monoscope pattern. Program the Remote Commander for operation in Service Mode. [ See Page 22 ]. Press ‘VIDEO’ ‘VIDEO’ 13 on the Remote Commander. Adjust the ‘Sub-Brightness’ data so that there is barely a difference between the 0 IRE and 10 IRE signal levels. Sub Contrast Adjustment Input a video signal that contains a small 100% white area on a black background.

  • Page 5: Test Mode

    Deflection System Adjustment 4-2. TEST MODE 2: Program the Remote Commander for operation in Service Mode. Test Mode 2 is available by rogramming the Remote Commander for [ See Page 22 ] and enter into the ‘Geometry’ service menu. operation in Service Mode [ As shown on Page 22 ] then pressing the Select and adjust each item in order to obtain the optimum image.
  • Page 6 A Schematic [ Video & Audio Processors, Audio Output, Vertical Deflection] page 1/2~ - 29 - - 29 -...
  • Page 7 ~ A Board Waveforms ~ 2ms/div 5ms/div 744 mVp-p (V) 53 Vp-p (V) 10us/div 20us/div 1.4 Vp-p (H) 688 mVp-p (H) 5ms/div 5ms/div 264 mVp-p (H) 272 mVp-p (H) ~ A Board Difference Table ~ A Schematic [ Video & Audio Processors, Audio Output, Vertical Deflection] page 2/2~ - 30 - - 30 -...
  • Page 8 VM Printed Wiring Board Conductor side ~ ~ VM Board Waveforms ~ ~ VM Board Voltage Table ~ 5ms/div 5ms/div 5ms/div 1.54 Vp-p (H) 1.4 Vp-p (H) 20 Vp-p (H) ~ A Board Location Table (A Side) ~ ~ A Board Location Table (B Side) ~ - 33 -...
  • Page 9 ~ A Board Semiconductor Voltage Table ~ ~ A Board IC Voltage Table ~ - 34 -...
  • Page 10 ~ F2 Board Schematic Diagram [ Power Switch & Fuse. LED & IR Receiver ] ~ ~ H2 Board Schematic Diagram [ Front AV & Headphone ] ~ ~ VM Board Schematic Diagram [ Velocity Modulation ] ~ - 35 -...
  • Page 11 ~ G Board Schematic Diagram [ Power Supply ] ~ - 37 -...
  • Page 12 ~ C Board Schematic Diagram [ R-G-B Out ] ~ - 38 -...
  • Page 13 ~ C Printed Wiring Board Conductor side ~ ~ M Printed Wiring Board Conductor side A ~ ~ C Board Waveforms ~ 10us/div 10us/div 2.16 Vp-p (H) 2.0 Vp-p (H) 10us/div 10us/div ~ M Printed Wiring Board Conductor side B ~ 1.9 Vp-p (H) 6.8 Vp-p (H) 10us/div...
  • Page 14 ~ M Board Schematic Diagram [ Micro• Processor ] ~ - 40 -...
  • Page 15 ~ D Board Schematic Diagram [ Deflection ] ~ - 42 -...
  • Page 16 ~ D Board Difference Table ~ - 43 -...
  • Page 17 5-4. SEMICONDUCTORS CXAB070AP PST573IMT LM318P MCZ3001D LM358N LM393DT LM393N M24C16-MN6T(A) CXA1875AM-T4 SAA5665HL/M1D/0358 LM78L05ACZ ( TOP VIEW ) CXA2100AQ-TL SBX3081-51(30) MSP3411G-QA-B10 (TOP VIEW) ( TOP VIEW ) SDA9488X-B23GEG K6T2008V2A-YF70T00 NJM3404AD-W UPC4558G2 ( TOP VIEW ) LA6500-FA PQ30RV11 STV9379 1 : V IN 2 : V OUT 3 : GND 4 : ON/OFF CONTROL...
  • Page 18 DTA144EK SE135N-LF4 DTC144TKA-T146 2SA1162-G SENSE 2 COLLECTOR 3 GND TDA6111Q/N4 DTA144ESA 2SA933AS-QT 2SC2785-HFE 2SA1837(LBS2S0N) TDA7497 L7809CV/LSY STP5NB40FP STP5NB40(030Y) 2SC5698-CA 2SB734-34 2S5696-SONY-CA VPS9402-A32GEG 2SC2688(5)-LK MSB709-RT1 MSD601-RST1 M1MA152WA-T1 UN2111 UN213 2SK2036(TE85L) (TOP VIEW) BA12T BAO33T BAS216 IRF614-005 RB705D IRF620 SPA07N60C2 2SA2005 2SC5511...
  • Page 19 BAS316-115 FBIU4D7MA-B MMDL914T1 RBV-406B UDZSTE-176.2B S1VB40 ANODE CATHODE BYV98-200-RAS 15/12 CATHODE GS1B460/45 ANODE D1NL20U EGP20G EL1Z GP08D UF4005PKG23 CATHODE TLHK5190 ANODE CATHODE ANODE D2S4MTA1 ERA38-06 MTZJ-T-77-22 ERA85-009 RD15ES-B2 HZS9.1NB2 RD39ES-B2 MTZJ-13B RD5.6ESB2 MTZJ-33B 1SS119-25 MTZJ-3.6A 1SS133T-77 MTZJ-4.7C CATHODE ANODE - 46 -...

  • Page 20: Ic Block Diagrams

    5-5 IC BLOCK DIAGRAMS A BOARD IC6202/IC6205 BA033T/BA12T REFERENCE VOLTAGE A BOARD IC2500 TDA7497 VOLUME OP AMP MUTE/STBY PROTECTIONS VOLUME OP AMP G BOARD IC6001 MCZ3001D Remote DVLD Internal Driver ref 5v Sel=34v 15v/8v Reg. 10v Level Shift Vsense Control Logic Latch Centre...
  • Page 21 A BOARD IC2000 MSP3411G SBUS Interface I2C Interface DEMODULATOR IDENT SCART Switching Facilities G BOARD IC6003 SE135N-LF4 A BOARD IC5301/IC5302 LM393N A BOARD IC5400 STV9379 A BOARD IC5300 LM358N FLYBACK GENERATOR POWER AMPLIFIER THERMAL PROTECTION - 48 -...

  • Page 22: Section 6 Exploded Views

    /32LS60K) 1-529-989-11 SPEAKER (8CM) 8-598-529-01 FRONTEND BTF-EU611 (KV-28LS60U/32LS60U) 4-206-089-11 COVER REAR (KV-28LS60) *A-1300-287-A M BOARD, COMPLETE 4-206-062-21 COVER REAR (KV-32LS60) *A-1300-302-A A BOARD, COMPLETE (KV-28LS60B) 7-685-663-79 SCREW +BVTP 4x16 TYPE 2 IT-3 *A-1300-175-A A BOARD, COMPLETE (KV-28LS60E) - 49 -...

  • Page 23: Picture Tube

    6-2. PICTURE TUBE REF.NO. PART.NO DESCRIPTION REMARK REF.NO. PART.NO DESCRIPTION REMARK - 50 -...

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