Wednesday, June 12, 2013

SAMSUNG 100 Hz TV - WS32Z308PAXXEEC - MAIN SYSTEM BOARD & CRT BOARD - VOLTAGE CHARTS


MAIN BOARD ASS'Y
Names & Roles of Key Parts
  • MJ30 : This is a 28 pin port connected to the Deflection Board and receives 33V, 15V, 9V, 5V and 3.3V power, and sends CRT control signals.
  • MJ40 : This is a 24 pin port connected to the Power Board and is supplied with ST-BY, 16V and 7.5V powers by the Power Board. It receives the S-Mute signal to prevent a Sound Pop-Noise, which is generated when turning the Master Power off, and sends signals for Relay, Power and 1080i to the Power Board.
  • DJ10 : This is a 12 pin port connected to the CRT Ass'y, and outputs final R/G/B signals to the CRT Ass'y.
In addition, it outputs the Tilt, VM, and Power signals for the CRT Drive.
  • MJ20 : This is a 6 pin port connected to the Master Ass'y, and receives Master Power On/Off, and IR signals.
  • MJ10 : This is a 4 pin port connected to the Control Ass'y, and receives TV/Video, Menu, Ch Up/Down and Vol -/+ signals.
  • VJ10 : This is a 10 pin port connected to the Side AV, and receives S-Video2 and AV4 external inputs.
  • SJ20 : This is a 4 pin port connected to the Speaker, and sends the signal from the AMP to the speakers.
CONNECTOR PINS-VOLTAGE CHARTS
MJ30-Connected to the Deflection Board
MJ40-Connected to the Power Board
DJ10-Connected to the CRT Ass'y
VJ10- Connected to the side A/V Port
SJ20-Connected to the side A/V Port
MJ20-Connected to the Master Ass'y
MJ10-Connected to the Control Ass'y
CRT BOARD ASS'Y

Names & Roles of Key Parts
  • GT503 or GT504 : This is a port for countermeasures against compulsory discharges and is connected to the Power Board.
  • GT501, GT502 : This is a port connected to the TBC-Wire and plays the role of CRT ground.
  • CNC01 : This is a port to receive the R/G/B output signals from the System Board.
  • CNC02 : This is a port that receives power for the CRT and AMP from the Deflection Board.
  • FV1 : A port to connect the VM signal to the DY Ass'y.
  • FN1 : A port to connect signals to the Tilt Coil and is required for the screen slant adjustment.
CONNECTOR VOLTAGE CHARTS
CNC01 - Connects the R/G/B signal from the System Board
CNC02 - Connects the Power from the Deflection Board