Clock Circuit - Huawei G510 Maintenance Manual

Signal
Symbol
VCHG
VPH_PWR
BAT_FET_N
VBAT
USB_HS_DP
USB_HS_DN

9.2.3 Clock Circuit

Circuit Diagram
Figure 9-10 shows the circuit diagrams of the 19.2 MHz clock.
Figure 9-10 Circuit diagrams of the 19.2 MHz clock
2013-01-28
G510 Maintenance Manual V1.0
Description
Input end of the external USB power
supply and the charging chip
Main power supply, supplying power to
the power module
Control signal output port for the MOS
diode (Q201) of the battery
Battery voltage
Positive input of USB differential data
Negative input of USB differential data
Huawei Confidential
INTERNAL
Reference Measurement
or Waveform
0–5 V
Powering voltage
Voltage range: 0–4.2 V
None
Battery voltage
Voltage range: 0–4.2 V
None
None
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