Optical Encoder Assy - LG GSA-4167B Service Manual

4. Optical Encoder Assy

Encoder PCB
PIN 6
VCC
PIN 1
CH B
GND
Vcc
FFC
3PIN
OFG
39
Optical Encoder IC
PIN 5 PIN 4
CH A GND
PIN 2 PIN 3
GND VLED
Schematic of Enc PCB
V LED
R
GND
V CC
CH A
SIGNAL
PROCESSING
CH B
CIRCUITRY
CH B
Codewheel
PIN 6
VCC
PIN 5
CH A
PIN 4
GND
Direction of
radial play
PIN 1
CH B
PIN 2
GND
PIN 3
VLED
CODEWHEEL
OR
CODESTRIP