Optical Encoder Assy - LG GWA-4164B Service Manual

4. Optical Encoder Assy

Encoder PCB
PIN 6
VCC
PIN 1
CH B
GND
Vcc
FFC
3PIN
OFG
44
Optical Encoder IC
PIN 5 PIN 4
CH A GND
PIN 2 PIN 3
GND VLED
Schematic of Enc PCB
V LED
GND
V CC
CH A
SIGNAL
PROCESSING
CH B
CIRCUITRY
CH B
Codewheel
R
PIN 6
PIN 1
VCC
CH B
PIN 2
PIN 5
GND
CH A
PIN 4 PIN 3
GND VLED
Direction of
radial play
CODEWHEEL
OR
CODESTRIP