Brother HL-4000CN Service Manual page 216

LCD Display
016-327 Turn OFF
the Power.
016-328 Turn OFF
the Power.
016-330 Turn OFF
the Power.
016-331 Turn OFF
the Power.
016-332 Turn OFF
the Power.
016-333 Turn OFF
the Power.
016-334 Turn OFF
the Power.
016-335Turn OFF
the Power.
016-336 Turn OFF
the Power.
016-340 Turn OFF
the Power.
016-344 Turn OFF
the Power.
016-345 Turn OFF
the Power.
016-346 Turn OFF
the Power.
016-312 Turn OFF
the Power.
< Name of Fail>
Contents of Trouble
<ESS NVRAM1 ID Check Fail >
This error occurs if the backup device is inserted in master socket.
<ESS NVRAM2 ID Check Fail >
This error occurs if the master device is inserted in backup socket.
<NIC-ESS Communication Fail>
Communication fail between NIC and ESS
<NIC Flash ROM Boot Module Checksum Error>
<NIC RAM R/W Test Error>
<NIC Flash ROM Application Module Checksum Error>
<NIC MAC Address Checksum Error>
<NIC Ethernet BIST parity/RAM R/W Error>
<NIC Internal Loopback Error>
<On Board Network Communication Fail >
Communication fail between CPU network and ESS F/W
<On Board Network MAC Address Checksum Error>
<On Board Network Ethernet BIST parity/RAM R/W Error>
<On Board Network Internal Loopback Error>
<ESS HD Fail >
Detected by a HDD error.
V-6
Action Reference
BSD
Replace with the correct
2.3.1
device.
2.3.3
Replace with the correct
2.3.1
device.
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3
Power off/on
2.3.1
2.3.3