Samsung CKG7507L

10 Block Diagram
CKG7507L 10-1
TO D - COIL ON THE CRT
CRT
-90V ( FROM FBT)
BRIGHTNESS CONTROL
CONTRAST CONTROL
+12V
+200V
-90V
+30V
FOCUS1,2
SCREEN
R G B
H/V
VIDEO BOARD
MAIN BOARD
H - SIZE V - SIZE H - POSI. V - POSI. S - PIN. TRAPEZOID PARA. PIN - BALANCE V - LIN.
VER.-BLANKING GENERATOR
High Voltage OUTPUT
G1
ABL CIRCUIT
CONTRAST CONTROL
BRIGHTNESS CONTROL
DEGAUSSING BLOCK RL601
AC-INLET SOCKET IS601
LINE FILTER L601
CRT SOCKET BOARD SOCKET SK1
G1
HEATER
R G B
D-SUB INPUT (15 PIN)
Video Pre-Amp IC101(KA2140B)
VIDEO OUTPUT IC101(LM2405T)
OSD DRIVE CONTROL IC401(LSC4350)
TILT
ABL
R G B - CUTOFF CONTROL(KA324)
H-SYNC, V-SYNC
V-MUTE S-CORRECTION LED PS-1 (SUSPEND) PS-2 (POWER- OFF)
PWM CONTROL & SWITCHING FET IC601
RECTIFIER (D601~D604)
SWITCHING TRANS. T601
+70V +13V
-12V
+7V
TO VIDEO
+12V REGULATION
PS1,PS2 (FROM Micom)
CRT HEATER
+45V
+12V
HEATER
PS-2
POWER-OFF MODE CONTROL
(Q606)
2 EPROM (24LC411) IC203
FRONT CONTROL BOARD
V-SYNC
H-SYNC,
HOR./VER. OSC PROCESSOR (UPC1883) IC401
MICOM (BD-7) IC201
HOR.-DY CN400 CN401 CN402
VER. - DY CN301
High Voltage CONTROL IC501
FBT T501
HOR.- OUT Q406
H-DEF. TRANS T401
HOR.-DEF. STEP-UP CONVERTER Q411
VER. OUTPUT IC301
High Volt.-DRIVE Q501
HOR.-DRIVE Q403
POSITION SIZE G/D COLOR TEMP RECALL DEGAUSS ADJUSTMENT BRIGHTNESS CONTRAST LED
VER. OUTPUT & TILT CONTROL