Read Sharp DM-2000 (serv.man7) Service Manual online
2. Details of trouble codes
Main
code
code
Sub
code
Detail of trouble
E1
00
Content
E1-
∗∗
Communication trouble
between MCU and E-Sort.
Detail
Communication setup error,
framing, parity, protocol error
framing, parity, protocol error
Cause
E-Sort PWB connector
disconnection
E-Sort PWB MCU PWB harness
failure
E-Sort Motherboard connector pin
breakage.
E-Sort PWB ROM defect, data
failure
disconnection
E-Sort PWB MCU PWB harness
failure
E-Sort Motherboard connector pin
breakage.
E-Sort PWB ROM defect, data
failure
Check and
remedy
remedy
Check the connectors and harness
of the E-Sort PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the E-Sort
PWB.
of the E-Sort PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the E-Sort
PWB.
10
Content
E-Sort PWB trouble
Detail
Communication trouble between
MCU and E-Sort
MCU and E-Sort
Cause
E-Sort PWB connector
disconnection
E-Sort PWB MCU PWB harness
failure
E-Sort Motherboard connector pin
breakage.
E-Sort PWB ROM defect, data
failure
disconnection
E-Sort PWB MCU PWB harness
failure
E-Sort Motherboard connector pin
breakage.
E-Sort PWB ROM defect, data
failure
Check and
remedy
remedy
Check the connectors and harness
of the E-Sort PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the E-Sort
PWB.
of the E-Sort PWB and the MCU
PWB.
Check grounding of the machine.
Check the ROM of the E-Sort
PWB.
11
Content
E-Sort PWB ASIC error
Detail
E-Sort PWB ASIC abnormality
Cause
An ASIC abnormality is detected
in the E-Sort PWB.
Control circuit hung up due to
noises
ASIC peripheral circuit error
in the E-Sort PWB.
Control circuit hung up due to
noises
ASIC peripheral circuit error
Check and
remedy
remedy
Replace the E-Sort PWB.
Check grounding of the machine.
Check grounding of the machine.
12
Content
E-Sort PWB CODEC error
Detail
E-Sort PWB CODEC error
Cause
A CODEC error is detected in the
E-Sort PWB.
Control circuit hung up due to
noises
CODEC peripheral circuit error
E-Sort PWB.
Control circuit hung up due to
noises
CODEC peripheral circuit error
Check and
remedy
remedy
Replace the E-Sort PWB.
Check grounding of the machine.
Check grounding of the machine.
13
Content
E-Sort PWB Flash ROM error
Detail
E-Sort PWB Flash ROM
abnormality
abnormality
Cause
A Flash ROM abnormality is
detected in the E-Sort PWB.
Control circuit hung up due to
noises
Flash ROM peripheral circuit error
detected in the E-Sort PWB.
Control circuit hung up due to
noises
Flash ROM peripheral circuit error
E1
13
Check and
remedy
remedy
Replace the E-Sort PWB.
Rewrite the flash ROM data.
Check grounding of the machine.
Rewrite the flash ROM data.
Check grounding of the machine.
14
Content
E-Sort PWB Work RAM error
Detail
E-Sort PWB Work RAM abnormality
Cause
A Work RAM abnormality is
detected in the E-Sort PWB.
Control circuit hung up due to
noises
RAM peripheral circuit error
detected in the E-Sort PWB.
Control circuit hung up due to
noises
RAM peripheral circuit error
Check and
remedy
remedy
Replace the E-Sort PWB.
Check grounding of the machine.
Check grounding of the machine.
15
Content
E-Sort PWB Page Memory error
Detail
E-Sort PWB Page Memory
abnormality
abnormality
Cause
A Page Memory abnormality is
detected in the E-Sort PWB.
Control circuit hung up due to
noises
Page Memory peripheral circuit
error
detected in the E-Sort PWB.
Control circuit hung up due to
noises
Page Memory peripheral circuit
error
Check and
remedy
remedy
Replace the E-Sort PWB.
Check grounding of the machine.
Check grounding of the machine.
16
Content
E-Sort PWB SIMM error
Detail
E-Sort PWB SIMM abnormality
Cause
A SIMM abnormality is detected in
the E-Sort PWB.
Control circuit hung up due to
noises
SIMM peripheral circuit error
the E-Sort PWB.
Control circuit hung up due to
noises
SIMM peripheral circuit error
Check and
remedy
remedy
Replace the E-Sort PWB.
Replace the SIMM.
Check grounding of the machine.
Replace the SIMM.
Check grounding of the machine.
17
Content
E-Sort PWB image rotating RAM
error
error
Detail
E-Sort PWB image rotating RAM
abnormality
abnormality
Cause
A image rotating RAM abnormality
is detected in the E-Sort PWB.
Control circuit hung up due to
noises
Image rotating RAM peripheral
circuit error
is detected in the E-Sort PWB.
Control circuit hung up due to
noises
Image rotating RAM peripheral
circuit error
Check and
remedy
remedy
Replace the E-Sort PWB.
Check grounding of the machine.
Check grounding of the machine.
80
Content
E-Sort PWB communication
trouble (protocol)
trouble (protocol)
Detail
Communication trouble between
MCU and printer PWB (Protocol
error)
MCU and printer PWB (Protocol
error)
Cause
E-Sort PWB connector
disconnection
E-Sort PWB MCU PWB harness
failure
E-Sort Motherboard connector pin
breakage.
E-Sort PWB ROM defect, data
failure
disconnection
E-Sort PWB MCU PWB harness
failure
E-Sort Motherboard connector pin
breakage.
E-Sort PWB ROM defect, data
failure
DM-2000
9 – 2
Click on the first or last page to see other DM-2000 (serv.man7) service manuals if exist.