S600 Instruction Manual
3.4
CPU On-Board Connectors
Table 3-8 shows the miscellaneous device connectors provided on the
P152 CPU module. This information is for identification purposes
only. Do not modify these connections unless told to do so by the
factory.
Table 3-8. Miscellaneous Device Connectors for the P152 CPU Module
Socket Description
J1
DIN Backplane Connector
J2
CPU cooling fan molex (12 VDC)
J3
PC/104 expansion bus (16- bit)
J4
Additional plug-in battery molex 3.6 V dc
J5
IDE Hard disk pin header
J6
Altera serial programming pin header (factory use only)
J7
Keyboard and mouse pin header
J8
Security bit link (Off = Level 1 Security Disabled)
J9
Optional communications LED backplate pin header
3.5
CPU Bit Links (Jumpers)
Table 3-9 shows the CPU bit links (or “jumpers”). This information is
for identification purposes only. Do not modify these settings, unless
told to do so by the factory.
Note
:
The position values shown in
boldface
are the default
configuration settings, which may not apply to your specific
configuration.
Table 3-9. CPU Bit Links
Jumper (Link)
Position
Description
LK1 & LK2
Not Used
CPU & RADISYS
LK3 ON/
OFF
Voltage Selection (On = 5 V, Off = 3.3 V)
LK4 ON/
OFF
Internal Real Time Clock enable
LK5 ON/
OFF
Internal keyboard & mouse disable
LK6 ON/
OFF
8 bit (Off) or 16 bit (On) BIOS
LK7
ON/
OFF
7 channel (On) or 2 channel (Off) DMA operation
LK8
ON/
OFF
All interrupts available via MUX (Multiplex)
LK9 ON/
OFF
EIDE parity (Off) or DRAM (On) supported
LK10
ON/
OFF
CS_USR1# (On) or Refresh (Off) supported
LK11
ON/
OFF
COM1, COM2 supported: data & RTS/CTS only
LK12
ON/
OFF COMCLK
enable
LK13 ON/
OFF
Cold Start forced on power up
LK14 ON/
OFF
BIOS Monitor start enable
Revised Jan-07
CPU
3-9