Service Guide

Table Of Contents
LTE-A Module Series
EM060K-GL&EM120K-GL_Hardware_Design 32 / 78
Host Module
RESET#
Reset
Logic
GPIO
67
1.8 V
Reset pulse
250600 ms
R4
10K
R3
100K
R2
1K
Q1
NPN
R1
1K
Figure 11: Reference Circuit for the RESET# with NPN Driver Circuit
Module
RESET#
67
250
600 ms
S1
TVS
33 pF
C1
NOTE: The capacitor C1 is recommended to be less than 47 pF.
Reset
Logic
1.8 V
R4
10K
R1
1K
Figure 12: Reference Circuit for the RESET# with a Button
The timing of reset scenario is illustrated in the following figure.