Samsung SYNCM.400B - Block Diagram

8 Block Diagram
CKA42*7L/5227L 8-1
CRT
FBT T501
RGB
RGB
HOR FLYBACK
(FROM Micom)
FROM Micom
V -BLANKING
G1 (to Video Board)
CONTRAST CONTROL (TO IC101)
12V
HEATER
FOCUS
SCREEN
HOR. FEEDBACK
V-BLANKING
H/V SYNC
RGB
VIDEO BOARD
H/V
Video Pre-Amp IC101 TRAP, PARA, S/PIN, H-POSI, V-SIZE, V-POSI
VERT, OUTPUT IC301
V-DY CN301 CN302
V-BLK CIRCUIT Q301
CRT DRIVE HEATER G1
ABL
CIRCUIT
VR501, Q501
BLANKING CIRCUIT Q510
HOR-DEFLECTION STEP-UP CONVERTER
H-OUT Q402
CRT HEATER
7V
SWITCHING TRANSFORMER T601
RECTIFIER D604~D607
PWM
CONTROL
IC602
LINE FILTER L602
DEGAUSSING BLOCK RL601, Q601
AC-INLET SOCKET IS601
FEED BACK OP601,IC601
POWER OFF CONTROL Q603, Q604
H-OSC & V-OSC IC401
H-DRIVE Q403, T401
TO D - COIL ON THE CRT
M/DEGAUSS (FROM Micom)
MAIN BOARD
CONTRAST CONTROL
(FROM MAIN BOARD)
SUSPEND CONTROL Q602
-208V 45V
H/V
SCREEN
FOCUS
H/V SYNC
Micom IC202
SIZE, POSITION GD, DEGAUSS, RECALL
D - SUB
RGB
VIDEO MAIN AMP
LM2406
VIDEO OUTPUT
(FROM MAIN BOARD)
RGB CUTOFF CONTROL
13V
5V REGULATION IC603
5V
12V
12V REGULATION IC604
-12V
76V for Video
56V
1150V Pulse
52V
Brightness Control