LG LH-CX640 Series Service Manual page 39

3-25
3-26
5. Y/C
BLOCK DIAGRAM
(PB
MODE)
V.H.SW
C.ROTARY
DATA
CLOCK
C.SYNC
V.OUT
(MICOM)
S2
V.OUT
S1
V.OUT
(REC MODE)
REC'H'
V.H.SW
C.ROTARY
D ATA
CLOCK
C
SYNC
V.OUT
MICOM
V.IN4
FRONT
V.IN3
DEC