27
Table 3.3 IrDA interface
Item Specification
Remark
Comm. speed, modulation
Standard
IrDA Ver. 1.1 compatible
FIR
4 Mbps 4-value PPM modulation
MIR
1.152 M, 576 Kbps NRZ modulation
SIR
2.4 K to 115.2 Kbps NRZ modulation
Emission unit
Peak wave length
880 to 900 nm
Emission strength
Type 75 mW/sr
Emission angle
±
15
°
Reception unit
Reception wave length
850 to 900 nm
SIR: 0.75 mW/cm
2
or less
Incident illuminant
FIR: 200 to 0.75, 0.33 to 0.12 mW/cm
2
Comm. range
0 to 1m (Maximum 25 cm at 4 Mbps)
Connectable devices
HT-to-HT comm.
Between DT-X10 and DT-X10
Comm. via cradle
Bridge Satellite Cradle (DT-160IOE)
Table3.4 Earphone
Item Specification
Remark
Method Monaural
Connectable device
Earphone
Table 3.5 Power supply
Item Specification Remark/Condition
DT-5023BAT/DT-5025LBAT
Rated voltage
3.7 V
Rated capacity
1,550 mAh (DT-5023BAT)
3,400 mAh (DT-5025LBAT)
Approx. 8 hours (DT-5023BAT)
Approx. 18 hours (DT-5025LBAT)
•
In case of Wait : Calculation :
Scanning 20:1:1
Approx. 4 hours (DT-5023BAT)
Operating hours
Approx. 10 hours (DT-5025LBAT)
•
For DT-X10M10RC/M10RC2
•
In case of Wait : Scanning : Wireless
LAN operation 13:3:4
10 minutes for data in RAM
Data backup hours 2 weeks for built-in Real Time Clock
•
At moderate temperature
•
Sub-battery is fully charged.
Recharge
sub-battery
4 days
•
Period required for the sub-battery
being charged fully when the battery
pack is installed
Sub-battery
Battery type
Button-shape Lithium rechargeable battery
(CR-2032)
Rated voltage
3.0 V
Battery low warning
Low main battery voltage
VDET1: 3.4 V
Warning display, but still operable
Forcible OFF
VDET2: 3.0 V
Forcible OFF
Low sub-battery voltage
VDETS: 2.3 V
Data cannot be retained.
