Acrosser Technology AR-M9919 Series User manual

Page 1 of 4 AR-M9919/9920
AR-M9919/9920
Serial Manual
Version 1.0
1. System Setting
The AR-M9919 for AR-B1551 3.5” CPU board provides external ports such as two
serial ports, one Lan port, KB/Mouse Connector and Audio. The Audio here also
included Mic、Line-in、Line-out、and speaker out, DC power jack.
Beside that, the AR-M9920 for AR-B1550 3.5” CPU board also provides external
ports such as one serial port and three Lan port with activity LEDS and DC power
jack.
1.1 Discrimination
Description AR-M9919A AR-M9919B AR-M9920C AR-M9920D
CPU Board Utility disks for
AR-B1551 Utility disks for AR-B1551 Utility disks for AR-B1550C Utility disks for AR-B1550D
RAM SDRAM 64 MB SDRAM 128MB 32MB On board 64MB On board
Dimensions 167(w)×109(d)
×52.5(h)mm 167(w)×109(d) ×52.5(h)mm 167(w)×109(d) ×52.5(h)mm 167(w)×109(d) ×52.5(h) mm
1.2 AR-M9919 Main System
(1) Outlet
COM1 KM
IN
LAN1
OUT
OUT
LINE
MIC SPK
LINE
CRT RST
COM2
P/WLED
HDLED
CFLED
PWR
(2) External Dimension

Page 2 of 4 AR-M9919/9920
(3) Fabrication way
! Please lock up the AR-B1551 CPU board at the surface of backplane.
After that, use the principle part of plow groove to push the board
smoothly and then tightly lock up the front side of the board by using
screw. Finally, let the backside of the board lock up too to accomplish the
fabrication.
! The picture below is finished product with an enclosure of the combination
picture that included holder inside it.
1.3 AR-M9920 Main System
(1) Outlet
COM1 LAN3 LAN2 LAN1
PWR
LAN2LED
LAN3LED
LAN1LED
1. The principle part 3. Back side board 5. Screw
2. Front side board 4. Backplane

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(2) External Dimension
(3) Fabrication way
! Please lock up the AR-B1550 CPU board at the surface of backplane.
After that, use the principle part of plow groove to push the board
smoothly and then tightly lock up the front side of the board by using
screw. Finally, let the backside of the board lock up too to accomplish the
fabrication.
! The picture below is finished product with an enclosure of the combination
picture that included holder inside it.
1.Theprinciplepart 3.Backsideboard 5.Screw
2. Front side board 4. Backplane

Page 4 of 4 AR-M9919/9920
1.4 Power Supply
Due to the difference of each nation region, the adapter terminal generally depends
on customer demand in collocating it.
Figure 1: Adapter Standard
Figure 2: Adapter classification
Figure 3: Adapter Specification