Epson Artisan 810 Service Manual page 66

Epson Artisan 810/835/837/710/725/730/Epson Stylus Photo PX810FW/TX810FW/PX820FWD/TX820FWD/PX830FWD/PX710W/TX710W/PX720WD/TX720WD/PX730WD/TX730WD
Occurrence
Symptoms
Timing
The Carriage Unit
movement is too slow.
The Carriage Unit makes
abnormal noise during
At power-on
operation (Slipping of CR
Timing belt)
PF Motor does not operate
at all.
CR lock is not released and
a fatal error occurs
TROUBLESHOOTING
Table 3-5. Check point for Fatal error according to each phenomenon (Printer Mechanism)
Failed Part /
Part Name
1. Is the Carriage Shaft free from dirt, and adequately
Carriage Shaft
lubricated?
1. Is the CR Guide Plate free from dirt, and adequately
CR Guide Plate
lubricated?
1. Is the Ink Tube correctly routed?
Ink Tube
1. Is the Head FFC correctly routed?
Head FFC
1. Is the Carriage path contaminated with foreign material
---
(slip of paper)?
1. Is the CR Timing Belt correctly installed to Timing
CR Timing Belt,
Driven Pulley Assy?
Timing Driven
2. Is the CR Timing Belt correctly installed to the Pinion
Pulley Assy
Gear of the CR Motor?
1. Is tension of the CR Timing Belt appropriate?
CR Timing Belt,
Driven Pulley Assy
1. Is the PF Motor cable properly connected to CN22
connector on the Main Board?
PF Motor 2. Is the PF Motor cable damaged?
3. Does the PF Motor operate normally?
Main Board 1. Check if the firmware is the latest.
1. Check if the CR lock lever moves smoothly.
Ink System
Troubleshooting by Error Message
Check Point
1. Clean the Carriage Shaft and
1. Clean the CR Guide Plate and
1. Route the Ink Tube correctly.
1. Route the Head FFC correctly.
1. Remove any foreign material
1. Replace the Printer Mechanism
2. Replace the Printer Mechanism
1. If the tension of the CR Timing
1. Connect the PF Motor cable
2. Replace the Printer Mechanism
3. Replace the Printer Mechanism
1. Update the firmware to the latest.
1. Replace the Ink System with a
Remedy
"6.1.3 Lubrication" (p.243)
lubricate it as specified.
"6.1.3 Lubrication" (p.243)
lubricate it as specified.
"4.2.5.6 Ink Supply IC
Holder Assy" (p.144)
"4.4 Routing FFC/cables"
(p.196)
from Carriage path.
"4.2.1 Parts transferred
with a new one.
from the old printer when
replacing the Printer
Mechanism" (p.108)
with a new one.
• "4.2.1 Parts transferred
Belt is still not appropriate, from the old printer when
replace the Printer Mechanism. replacing the Printer
Mechanism" (p.108)
• "5.3.2 CR Timing Belt
Tension Inspection"
(p.234)
"4.2.4.2 Main Board /
correctly to CN22 connector on Grounding Plate M/B"
the Main Board. (p.126)
"4.2.1 Parts transferred
with a new one.
from the old printer when
replacing the Printer
Mechanism" (p.108)
with a new one.
"4.2.5.7 Ink System"
new one. (p.147)
Revision G
Reference
---
---
66
Confidential