Compal NBLB2 - Chapter 5 Disassembly Guide

NBLB2 Service Manual
73
FSTCHG
I
0~3.3V
High Active, ENE926 use this pin to control the fast
charge of charge
ACOFF
I
0~3.3V
High Active, turn off the Adaptor power for battery
automatic learning cycle
ACIN
O
0~3.3V
High Active, provide to ENE926D3 to mean the
Adaptor power is present
VGATE
O
0~3.3V
High Active, it will go high when +CPU_CORE is
ready
VR_ON
I
0~3.3V
High Active, turn on/off the +CPU_COREP &
VID_VCC
BATT_TEMP
O
0~3.3V
Analog signal, ENE926D3 using this voltage level to
calculate battery‟s temperature
IREF
I
0~3.3V
Analog signal, ENE926D3 using this voltage for
setting charge current
VID [0..6]
I
0~3.3V
The +CPU_CORE voltage depends on those PIN‟s
VID[6..0]
CHGRTC
O
3.3V
Charge RTC-battery power source
EC_SMB_CK1,
EC_SMB_DA1
I/O
0~5V
Interface of Smbus, communicate between
ENE926D3 and smart battery
SYSON
I
0~3.3V
High Active, ENE926D3 use this pin to control the
SYSON signal
BATT_OVP
O
0~3.3V
Analog signal, ENE926D3 using this voltage level for
battery over voltage protection
PSI#
I
0~1.05V
Analog signal, enable CPU_CORE regulator at light
load mode.
DPRSLPVR
I
0~1.05V
Analog signal, control CPU C3,C4 signal.
H_DPRSTP#
I
0~1.05V
Analog signal, control CPU C3,C4 signal.
ADP_I
I
Analog signal, control CPU throttling in UMA SKU
CLK_ENABLE#
O
0~3.3V
Analog signal, clock generator enable signal.
3.11 BATTERY
3.11.1 Li-Ion smart
Battery Specification
1-1. EE information
6 cell
6 cell
Battery Design Capacity(mAH)
4700
5200
Battery Configuration
3S2P
3S2P
Battery Nominal Voltage(V)
11.1
11.1
Single Cell Chemistry
Li-ion
Li-ion
Single Cell Type
18650
18650