Crt Board - Samsung CS-21Z57MN Service Manual

9-2 CRT Board

9-2-1 Assy CRT Board
CN502
GT502
GT503
■Through this port, the power from the DEFLECTION BLOCK & the R/G/B output signal from the UOC Module are supplied to
drive the CRT and AMP.
9-2-2 Names & Roles of Key Parts
* GT502 & GT503 : The TBC-WIRE connection port. This port plays the role of the CRT GROUND.
* CN502 : The R/G/B output signal from the UOC Module & the power, which is required to drive the CRT and the AMP, from the
DEFLECTION BLOCK is connected to this port.
9-2-3 CRT Board Connector Pin
CN502
Connects the R/G/B signal from the UOC Module.
PIN No. Pin NAME
1 B+200V
2 GND
3 HEATER
4 GND
5 SENSE
6 GND
7 R-OUT
8 G-OUT
9 B-OUT
Samsung Electronics
GT501
PCB Diagram
9-3