Service Guide
Table Of Contents
- Safety Information
- About the Document
- Contents
- Table Index
- Figure Index
- 1 Introduction
- 2 Product Overview
- 3 Operating Characteristics
- 4 Application Interfaces
- 5 Antenna Interfaces
- 6 Electrical Characteristics and Reliability
- 7 Mechanical Information and Packaging
LTE-A Module Series
EM060K-GL&EM120K-GL_Hardware_Design 30 / 78
Host
Module
FULL_CARD_POWER_OFF#
PMU
GPIO
6
1.8 V or 3.3 V
NOTE: The voltage of pin 6 should be no less than 1.19 V when it is at HIGH level.
R4
100K
G
S
D
Figure 8: Turn on the Module with a Host GPIO
The timing of turn-on scenario is illustrated in the following figure.
VCC
FULL_CARD
_POWER
_OFF
#
System turn
-on and booting
System booting
Inactive
Waiting for network registration
Module Status
T1
USB
2.0 or USB 3.0
T2
Figure 9: Turn-on Timing of the Module
Table 9: Turn-on Timing of the Module
3.7. Turn off
For the design that turns off the module with a host GPIO, when the power is supplied to VCC, pulling
down FULL_CARD_POWER_OFF# pin will turn off the module. The timing of turn-off scenario is
illustrated in the following figure.
Symbol Min. Typ. Max. Comment
T1 0 ms - - Module power-on time
T2 - 5.9 s - System booting