Toshiba 14N21NS service manual Deflection/Crt, Sound AMP

Page 28

20∝ s

1.00V

16

20∝ s

5.00V

17

DEFLECTION/CRT

10ms

1.00V

18

10ms

10.0V

19

10ms

10.0V

20

WAVEFORMS

20∝ s

10.0V

21

20∝ s

5.00V

22

2us

200V

23

20∝ s

50V

24

20∝ s

50V

25

20∝ s

50V

26

SOUND AMP

500us

100mV

27

10us

200mV

28

500us

500mV

29

NOTH: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

H-2

Image 28

Contents Colourtelevision HOW to Order Parts Insulation Check ProcedureServicing Notices on Checking A1-1Contents General Specifications Timer On ScreenDisplay OSD LanguageRemote FeaturesControl Accessories WeightInterface Set SizeCarton Disassembly Instructions InstallationRemoval of Anode CAP RemovalRemoval and Installation of Flat Package IC B2-1B2-2 Confirmation of Hours Used Service Mode ListSet Key Remocon Key Operations When Replacing Eeprom Memory IC INIAdjustment Procedure Electrical AdjustmentsBasic Adjustments Horizontal Position Vertical POSITION, Vertical LinearityVertical Size Bright CentConfirmation of Fixed Value Step No TintNO. Function Purity and Convergence Adjustments Static Convergence Rough AdjustmentPurity Static ConvergenceCRT PCB Main PCBBlock Diagram Printed Circuit Boards MAIN/CRT Inserted Parts Solder SidePrinted Circuit Boards MAIN/CRT Chip Mounted Parts CUTAccessory ResetAV1 Power R03AB2PXGPIFROM/TO Power CON+8V GND G OutoutChroma IC201 STV2246C FM CAP Audio OUT GND D SDA SCL Slpf LBF/SSC OUT Vert BCL/SAFCritical for SAFETY,USE Ones FROM/TO Sound AMPSOUND+B SoundgndFROM/TO CHROMA/SIF/VIF/21PIN OUT Vout Vamp Abcl Hout AFC Ramp GeneratorHeight ADJ MHEFROM/TO Power SW1CHROMA/SIF/VIF/21PIN Swaudioin Frontvideoin AudiooutMICON/TUNER WaveformsCHROMA/SIF/VIF/21PIN DEFLECTION/CRT Sound AMPMechanical Exploded View J1-1 REF. NO. Part no DescriptionElectrical Replacement Parts List REF. no Description ResistorsJ2-2 REF. no Description Resistors CapacitorsJ2-3 J2-4 REF. no Description Miscellaneous