Oki PH640, Руководство пользователя, Страница: 58 / 75

– 54 –
10-6-3. Power Connector Pin Layout
Pin No. Function
1 Drive power (24 V)
2 Signal GND
3 N.C.
Shell Frame ground
Note:
• The
Oki 72007101 A
C adapter
h
as been designed specifically for this unit
.
Other AC adapters may not meet the EMC technical standards.
When using other AC adapters, be sure that the following cautions are observed when
preparing the user’s power supply.
• When using a printer power supply other than the
Oki 72007101
AC adapter
,
be sure that the following cautions are observed.
• Use a power supply of DC 24 V ± 10% and more than 2.0 A (5.0 A Load 10 sec. Min.)
with SELV output and LPS or Class 2 (double-insulation structure) output approved
by IEC60950.
• Be careful about installing the printer in an area where there is noise. Take the ap-
propriate measures to protect against electrostatic AC line noise, etc.
10-7. Environmental Requirements
(1) Operating
Temperature
41°F to 113°F (
5°C to 45°C
)
Humidity 10% to 90% RH (without condensation)
<Viewed from Connector Surface>
1
2
3
(%RH)
34°C 90% RH
40°C 65% RH
45°C 50% RH
90
80
60
40
20
10
0 10 20 30 40 50
Relative humidity
Operating environment
range
Temperature (°C)
Operating temperature and humidity range