LG S90QY - Connecting with an Optical Cable

3-15
Copyright © 2022 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
5
3
4
H=3.2mm ,SMD,Vertical
IR RECEIVER
CF111
100nF
RF113
100
3.3VA
CF109
100pF
CF112
10uF
TPF106
RCF100
GND
VCC
VOUT
GND
DF101
Z02W3.9V
1
2
3
DGND
TPF105
CNF100
2
GND
4
RMC
2. REMOTE CONTROL
Fig 2-2. Remote Control
High Timing
Fig 2-1. Remote Control
Input Voltage
3
Fig 2-3. Remote Control
Low Timing
5
4
Item Measured Spec.
Input Level 3.3 V
IR Receiver Spec:
2.7 ~ 5.5 V
“ Low” Timing 4.56 ms 4.0 ms ~ 7.0 ms
“ High” Timing 4.45 ms 3.9 ms ~ 5.5 ms