Epson 4880 C Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 911.4.6.1  Self Testing Menu (SELF TESTING)This self testing menu is mainly intended to adjustment the printer mechanism and determination any adjustment parameters in the firmware.
	


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It is possible the adjustment program to perform the same functions.
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Ink cartridge and maintenance tank remaining are not detected while executing this menu. So check if the ink cartridge and 
maintenance tank remaining...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 92TEST Test Sensor Sensor InkLvr Left and right ink lever --- ---
Cover Front cover --- ---
RearGuide Rear cover --- ---
Rear Det Rear det --- ---
POUT Det Paper out --- ---
P Det P det --- ---
MainteTank Maintenance tank --- ---
K/C/M/Y/k/c/m/y Cartridge status --- ---
EdgeAD Edge AD --- ---
Edge2AD Edge AD2 --- ---
RearAD Rear AD --- ---
Head Temp Head temperature --- ---
Drv. Temp Driver temperature --- ---
Encoder...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 93TEST Test Elec. Electric Maintenance Counter display CR Motor: CR motor reciprocating 
times
PF Motor: PF motor
PrintNumber: Number of printouts
Cleaning: Cleaning times
Fire A: A row discharging times
Fire B: B row discharging times
Fire C: C row discharging times
Fire D: D row discharging times
Fire E: E row discharging times
Fire F: F row discharging times
Fire G: G row discharging times
Fire H: H row discharging...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 94TEST Test CSIC CSIC SLOT1 Slot1 --- ---
SLOT2 Slot2 --- ---
SLOT3 Slot3 --- ---
SLOT4 Slot4 --- ---
SLOT5 Slot5 --- ---
SLOT6 Slot6 --- ---
SLOT7 Slot7 --- ---
SLOT8 Slot8 --- ---
MntTank Maintenance tank --- ---
Actuator Actuator Cutter Cutter --- ---
Actuator2 Actuator2 Cutter Sol. Cutter solenoid --- ---
Pump Motor Pump motor --- ---
Adjustment Adjustment Cut Adj. Cutter adjustment --- --- --- ---
PG Adj PG...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 95TEST MENUVersionThe versions of the following items can be checked.†
Firmware version
Refer to “1.4.4.23 Firmware Version (p.66)” for the display.
†
NVRAM version
Displays versions of 8K area main, 8K area mechanical controller, 32K 
area main, and 32K area mechanical controller respectively.
†
DIP switch
Displays the DIP switch status.
PanelThe following panel operation can be checked.To exit the panel key check,...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 96SensorThe status of the following sensors can be checked.Note * : Each AD is qualified as OK by the following condition.
•Front AD/ Rear AD : Difference is 40 or more. ON level is less than 95.
•Edge AD  : Difference is 40 or more. ON level is E0 to E8.
EncoderThe travel of each motor for CR shaft (Carriage) and PF shaft (Paper Feed) 
can be confirmed by the slid (encoder) value which is displayed in encoder...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 97ElectricFatal errors of up to 7 maintenance items recorded as history can be checked. 
(CPU error is not recorded.)†
Counter display
The counters shown in the table below are displayed. The number is 
displayed in hexadecimal.
Note * : The items except the following are set to 0 when performing counter 
initialization.
Note *1 : When replacing the old maintenance tank with a new one, the old value is 
changed to the...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 98ADJUSTMENT MENUCut adjustmentAdjusts the cutter pressure of the cutter. The cutter pressure can be set by 1%.PG adjustmentAdjusts the PG.Rear AD adjustmentDetects and set the best resistance value of the rear sensor.
After the detection, The D/A adjustment value, ON-OFF difference, and ON 
level are displayed in that order from the left. When a detection error occurs 
including sensor defect, circuit defect, and...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 99Table 1-42. Nozzle Check Pattern
Paper skew checkFeeds a specified amount of paper for checking the skew level, and detects the 
Position paper edge before and after feeding with the sensor to check the 
error.
When the paper feed amount is entered after the paper initialization, the edge 
sensor detects the left edge of the paper (home position side) after feeding 
operation and the printer displays the difference...

EPSON Stylus Pro 4400/4450/4800/4880/4880CRevision CProduct Description Operating Panel 100Figure 1-24. Adjustment Parameter Print Sample Table 1-43. Print Menu Item
Print menu
Item
Test pattern Nozzle ink eject check pattern
Vertical nozzle arraignment 
check pattern
Horizontal nozzle arraignment 
check patternUni-D adjustment
Bi-D adjustment (PG1.2mm 
VSD1 to 3)
Bi-D adjustment (PG0.7mm 
VSD1 to 3)
Adjustment  
parameterThe adjusted parameters are printed. (Refer to Figure 1-22.)
[R4CD400 xColoros]...