Toshiba TS605 Service Manual - Page 73
AD6527, Memory, 26MHz, Power, Management, part of, Charging, Circuit, Battery
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MOBILE COMMUNICATIONS DIVISION CUSTOMER SERVICES 6.4.4 SPEAKER A second speaker is housed in the back case for melodies and ring tones. 6.5 POWER MANAGEMENT The block diagram of power management sub-system is shown below: LCD Power on detection and latching Memory VMEM VBAT NReset RTC Circuit Power Management part of AD6537 VRTC VCORE Battery VABB VMEM Charging Circuit SIMVCC 26MHz AD6527 VCORE VMEM SIM Circuit Figure Power Management Subsystem Block Diagram Version 1.0 22/11/2006 Created by Konrad Szombara Page 73 of 103
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MOBILE COMMUNICATIONS DIVISION
CUSTOMER SERVICES
Version 1.0 22/11/2006
Created by Konrad Szombara
Page 73 of 103
6.4.4 SPEAKER
A second speaker is housed in the back case for melodies and ring tones.
6.5 POWER MANAGEMENT
The block diagram of power management sub-system is shown below:
Power
Management
part of
AD6537
AD6527
LCD
Memory
26MHz
VCORE
VABB
VMEM
VRTC
SIMVCC
Power on detection
and latching
SIM
Circuit
RTC
Circuit
Charging
Circuit
VMEM
VMEM
VCORE
VBAT
Battery
NReset
Figure
Power Management Subsystem Block Diagram