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# COMPEX, INC.
UNIVERSAL SERIES ENET 16-COMBO (REV. D)
NIC Type Ethernet
Transfer Rate 10Mbps
Data Bus 16-bit ISA
Topology Star
Linear Bus
Wiring Type Unshielded twisted pair
RG58A/U 50ohm coaxial
AUI transceiver via DB-15 port
Boot ROM Available
(IMG) IMG 1
+------------------------------------------------------------+
| CABLE TYPE |
|------------------------------------------------------------|
| Type | JP1A - JP1F | JP16 |
|-------------------------------+-------------------+--------|
| » | Unshielded twisted pair | Pins 1 & 2 closed | Closed |
|---+---------------------------+-------------------+--------|
| | RG58A/U 50ohm | Pins 1 & 2 closed | Open |
|---+---------------------------+-------------------+--------|
| | AUI transceiver via DB-15 | Pins 2 & 3 closed | Open |
| | port | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SEGMENT LENGTH |
|------------------------------------------------------------|
| Length | JP4 |
|-----------------------------------------+------------------|
| » | 185 Meters | Closed |
|--------------+--------------------------+------------------|
| | 300 Meters | Open |
|------------------------------------------------------------|
| Note:Each card o the network must have the same segment |
| length selected. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT REQUEST |
|------------------------------------------------------------|
|IRQ | JP6A | JP6B | JP6C | JP6D | JP6E | JP6F | JP6G | JP6H |
|----+------+------+------+------+------+------+------+------|
| |2 | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------|
|»|3 | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------|
| |4 | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+--+------+------+------+------+------+------+------+------|
| |5 | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+--+------+------+------+------+------+------+------+------|
| |7 | Open | Open | Open | Open | Open | Open | Open |Closed|
|-+--+------+------+------+------+------+------+------+------|
| |10| Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------|
| |11| Open |Closed| Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------|
| |15|Closed| Open | Open | Open | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS |
|------------------------------------------------------------|
| Address | JP9A | JP9B | JP9C | JP9D |
|-------------+-----------+-----------+-----------+----------|
| | 200h | Closed | Closed | Closed | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 220h | Closed | Closed | Closed | Open |
|---+---------+-----------+-----------+-----------+----------|
| | 240h | Closed | Closed | Open | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 260h | Closed | Closed | Open | Open |
|---+---------+-----------+-----------+-----------+----------|
| » | 280h | Closed | Open | Closed | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 2A0h | Closed | Open | Closed | Open |
|---+---------+-----------+-----------+-----------+----------|
| | 2C0h | Closed | Open | Open | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 2E0h | Closed | Open | Open | Open |
|---+---------+-----------+-----------+-----------+----------|
| | 300h | Open | Closed | Closed | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 320h | Open | Closed | Closed | Open |
|---+---------+-----------+-----------+-----------+----------|
| | 340h | Open | Closed | Open | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 360h | Open | Closed | Open | Open |
|---+---------+-----------+-----------+-----------+----------|
| | 380h | Open | Open | Closed | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 3A0h | Open | Open | Closed | Open |
|---+---------+-----------+-----------+-----------+----------|
| | 3C0h | Open | Open | Open | Closed |
|---+---------+-----------+-----------+-----------+----------|
| | 3E0h | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM ADDRESS |
|------------------------------------------------------------|
| Address | JP10A | JP10B | JP10C | JP10D | JP10E | JP10F |
|----------+-------+--------+--------+-------+-------+-------|
| | C0000h | Open | Closed | Closed |Closed |Closed |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
| | C2000h | Open | Closed | Closed |Closed |Closed | Open |
|-+--------+-------+--------+--------+-------+-------+-------|
| | C4000h | Open | Closed | Closed |Closed | Open |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
| | C6000h | Open | Closed | Closed |Closed | Open | Open |
|-+--------+-------+--------+--------+-------+-------+-------|
| | C8000h | Open | Closed | Closed | Open |Closed |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
| | CA000h | Open | Closed | Closed | Open |Closed | Open |
|-+--------+-------+--------+--------+-------+-------+-------|
| | CC000h | Open | Closed | Closed | Open | Open |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
| | CE000h | Open | Closed | Closed | Open | Open | Open |
|-+--------+-------+--------+--------+-------+-------+-------|
| | D0000h | Open | Closed | Open |Closed |Closed |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
|»| D2000h | Open | Closed | Open |Closed |Closed | Open |
|-+--------+-------+--------+--------+-------+-------+-------|
| | D4000h | Open | Closed | Open |Closed | Open |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
| | D6000h | Open | Closed | Open |Closed | Open | Open |
|-+--------+-------+--------+--------+-------+-------+-------|
| | D8000h | Open | Closed | Open | Open |Closed |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
| | DA000h | Open | Closed | Open | Open |Closed | Open |
|-+--------+-------+--------+--------+-------+-------+-------|
| | DC000h | Open | Closed | Open | Open | Open |Closed |
|-+--------+-------+--------+--------+-------+-------+-------|
| | DE000h | Open | Closed | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ETHERNET VERSION SELECT |
|------------------------------------------------------------|
| Type | JP5 |
|-------------------------------------------+----------------|
| » | Ethernet version 2, IEEE802.3 | Open |
|-------+-----------------------------------+----------------|
| | Ethernet version 1 | Closed |
|------------------------------------------------------------|
| Note:Most modern Ethernet installations use Version 2. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MEMORY WAIT STATE |
|------------------------------------------------------------|
| Setting | JP7 |
|------------------------------------------------+-----------|
| » | System preset (usually 1WS 16-bit/4WS | Open |
| | 8-bit) | |
|-------+----------------------------------------+-----------|
| | 0 wait states for 16-bit/2 wait states | Closed |
| | for 8-bit | |
|------------------------------------------------------------|
| Note:Use 0 Wait states when using the NIC in a 6MHz or |
| slower PC and on-board SRAM is 35ns type. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BUS WAIT STATE |
|------------------------------------------------------------|
| Setting | JP12 |
|---------------------------------------------------+--------|
| » | System preset (usually 1WS 16-bit/4WS 8-bit) | Closed |
|---+-----------------------------------------------+--------|
| | 0 wait states for 16-bit/2 wait states for | Open |
| | 8-bit | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM |
|------------------------------------------------------------|
| Setting | JP8 |
|---------------------------------+--------------------------|
| » | Disabled | Open |
|---+-----------------------------+--------------------------|
| | Enabled | Closed |
+------------------------------------------------------------+
+-----------------------------------------------------------------+
| DRIVER COMPATIBILITY MODE SELECT |
|-----------------------------------------------------------------|
| Mode |Onboard|Driver |Expansion|JP11A |JP11B |JP11C |JP11D |
| | RAM | | Slot | | | | |
|-----------+-------+-------+---------+------+------+------+------|
|»| WD CPX | 16KB |ENETCPX| 16-bit | Open |Closed| Open |Closed|
| | | | | only | | | | |
|-+---------+-------+-------+---------+------+------+------+------|
| | WD CPX | 16KB |WD8003 |8/16-bit | Open |Closed| Open |Closed|
|-+---------+-------+-------+---------+------+------+------+------|
| | WD CPX | 64KB |ENETCPX| 16-bit | Open |Closed|Closed|Closed|
| | | | | only | | | | |
|-+---------+-------+-------+---------+------+------+------+------|
| | WD CPX | 64KB |WD8003 |8/16-bit | Open |Closed|Closed|Closed|
|-+---------+-------+-------+---------+------+------+------+------|
| | WD-WDP | 16KB |WDPLUS | 16-bit | Open | Open | Open |Closed|
| | | | | only | | | | |
|-+---------+-------+-------+---------+------+------+------+------|
| |NE-NE1000| 16KB |NE1000 |8/16-bit |Closed| Open | Open | Open |
|-+---------+-------+-------+---------+------+------+------+------|
| |NE-NE2000| 16KB |NE2000 |8/16-bit | Open | Open | Open | Open |
+-----------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM SIZE |
|------------------------------------------------------------|
| Size | JP14A | JP14B | JP14C | JP15 | JP15A |
|----------+--------+--------+--------+-----------+----------|
| » | 8KB | Open | Open | Open | Pins 1 & | Pins 1 & |
| | | | | | 2 closed | 2 closed |
|---+------+--------+--------+--------+-----------+----------|
| | 16KB | Closed | Open | Open | Pins 1 & | Pins 1 & |
| | | | | | 2 closed | 2 closed |
|---+------+--------+--------+--------+-----------+----------|
| | 32KB | Open | Closed | Open | Pins 1 & | Pins 2 & |
| | | | | | 2 closed | 3 closed |
|---+------+--------+--------+--------+-----------+----------|
| | 64KB | Open | Open | Closed | Pins 2 & | Pins 2 & |
| | | | | | 3 closed | 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| LINK INTEGRITY TEST |
|------------------------------------------------------------|
| Setting | JP17 |
|----------------------------+-------------------------------|
| » | Enabled | Pins 1 & 2 closed |
|---+------------------------+-------------------------------|
| | Disabled | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DATA BUS SIZE |
|------------------------------------------------------------|
| Setting | JP18 |
|---------------------------------------+--------------------|
| » | 16-bit | Closed |
|---------------+-----------------------+--------------------|
| | 8-bit | Open |
|------------------------------------------------------------|
| Note:The card can be installed in a 16-bit slot and the |
| data bus size set to 8-bit. See note regarding JP19. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| NE2000 MODE BUS MASTER COMPATIBILITY |
|------------------------------------------------------------|
| Mode | JP19 |
|---------------------------------------------+--------------|
| » | Normal operation | Open |
|---------+-----------------------------------+--------------|
| | NE2000 mode with Bus Master Card | Closed |
| | present | |
|------------------------------------------------------------|
| Note:This jumper should only be closed when adapter is set |
| in the NE2000 mode with a Bus Master card present, see |
| 'Driver Compatibility Mode Select' table above. When JP19 |
| is 'Closed', JP18 must be 'Open' regardless of whether the |
| adapter is in an AT or XT. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CONNECTORS |
|------------------------------------------------------------|
| Purpose | Location |
|-------------------------------+----------------------------|
| Network activity LED | JP13 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Status | Condition |
|----------+-----------+-------------------------------------|
| LED1 | On | Twisted pair network connection is |
| | | good |
|----------+-----------+-------------------------------------|
| LED1 | Off | Twisted pair network connection is |
| | | broken |
|------------------------------------------------------------|
| Note:LED1 indications are only valid when the cable type |
| is twisted pair. |
+------------------------------------------------------------+