NEC NEFAX 671, Руководство по обслуживанию

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T-23
(11) C13F0: Laser error
<Detection Timing>
<Troubleshooting Procedures>
(12) C1468: EEPROM error
<Detection Timing>
<Troubleshooting Procedures>
Description
• The laser output exceeds the upper limit value.
• The laser output remains lower than the lower limit value.
Relevant Electric Parts
PH Unit
Flat cable Controller/Mechanical Control Board (PWB-P)
Step Action Ref. Page
WIRING DIAGRAM
Control Signal
Location
(Electric Parts)
1 Check cables for connection and
correct as necessary.
– – –
2 Replace PH Unit. ☞ D-19 – –
3 Replace PWB-P.
☞
D-12 – –
Description
• An EEPROM not written with initial data was detected.
Relevant Electric Parts
Controller/Mechanical Control Board (PWB-P)
Step Action Ref. Page
WIRING DIAGRAM
Control Signal
Location
(Electric Parts)
1 Unplug, then plug in the power cord, and
turn off this machine, then turn it on
again.
– – –
2 Check the connection of the EEPROM
on the PWB-P, and then correct it if nec-
essary.
– – –
3 Replace PWB-P. ☞ D-12 – –
4 Replace EEPROM. ☞ D-50 – –