Samsung CL-29M21FQ, Service Manual

Page: 47 / 65

Circuit Description
Samsung Electronics 13-3
13-2-3 Micom & Tuner Block Description
E L U D O M P I P
) X 8 8 4 9 A D T (
C I 3 C O U
) Q P 5 1 0 2 1 A D T / Q P 5 0 0 2 1 A D T (
N O I T C E L F E D / M O C I M / D N U O S / A M O R H C
M O R P E E
) 6 1 C 4 2 (
TUNER
(TDQ-6F/13F2S)
A D S / L C S
A D S / L C S
c n y s _ V
V 3 3 V 5
W A S - O E D I V
) 3 5 9 3 M (
- D N U O S
W A S
) 0 7 3 9 M (
F I - S F I - V
F I
V 5
KEY1 MATRIX
(CH UP/DOWN,
VOL UP/DOWN, MENU)
KEY3 MATRIX
POWER KEY
3 Y E K 1 Y E K
T U O R O T I M O M , O E D I V - S , 2 V A , 1 V A
C Y 2 S B V C
N I L / R
1 S B V C
N I L / R
T U O S B V C
T U O L / R
E N O P M O C
T N
)i 0 8 4 (
T U O S B V C P I P
B / G / R
) r P / b P / Y (
Y
b P
r P
V 5
R E K A E P S
E N O H P - D A E H
P M A D N U O S
A S 7 9 2 7 A D T
) A S 6 6 2 7 A D T (
T U O L / R
H-DRIVE/S-CASTLE
V-DRIVE/V-sync
T U O B / G / R
E C N E S
V 5 V 8 . 1 V 3 . 3 V 8
E L T S A C - S
* TUNER is non-LNA, F/S tuner for analog NTSC CTV.
* UOC3 IC include Micom, chroma, deflection and sound processor. (with DBX fuction),so IC line-up is simple.
* PIP, Component(480i) are switched at the PIP module, so it can't display sub-picture at the Component mode.
13-2-4 CRT Block Description
V H
Y D
VIDEO AMP
(TDA6108AJF)
K B / K G / K R
E C N E S B G R
UOC3
FBT
r e t a e H V 0 8 1 + B
N E E R C S
S U C O F
V . H
T R C
* R,G,B output from UOC3 IC is small, so we need high-output video amp(TDA6108AJF).