AcuLaser C2800/C2800D/C3800/C3800D Revision C
TROUBLESHOOTING      Symptoms When Connectors are Disconnected 158
Confidential
3.8.1  Reliability
This section describes the product specification values concerning paper feeding. 
Use them as a guideline when fixing paper feed problems.
JAM / MULTI-FEED RATE
unit: pages or less
Note 1: Environmental conditions: See “ Environmental conditions (operating)” (p.15).
2: Paper size: Standard size
3: Conditions of paper: Freshly unpacked paper
4: Standard lower paper cassette does not support special media.
5: Multi-feed rate: Conditions when adding new papers onto the remaining papers in the 
tray or the cassette are not considered.
 PRINT START POSITION ACCURACY
SKEW
Note : Measurement reference (length): A4/single-sided printing/duplex printing
• Main scanning direction: 180 mm
• Sub scanning direction: 140 mm
CURL AMOUNT ON OUTPUT PAPER
Jam Rate
Multi-feed Rate
Single-sided 
Printing
Duplex Printing
Standard paper
MP tray 1/3000 1/1800 1/1500
Standard lower 
paper cassette
1/5000 1/3000 1/2500
Plain paper
MP tray 1/2000 1/1200 1/1000
Standard lower 
paper cassette
1/3000 1/1800 1/1500
Special media
MP tray 1/100 --- 1/50
Standard lower 
paper cassette
--- --- ---
Reference Point Single-sided Printing Duplex Printing
Main scanning direction (c) ± 2.5 mm ± 2.5 mm
Sub scanning direction (a) ± 2.0 mm ± 2.0 mm
A4 Single-sided Printing Duplex Printing
Main scanning direction (|a-b|) 1.1 mm 1.1 mm
Sub scanning direction (|c-d|) 1.0 mm 1.0 mm
Paper Type Paper Curl
Standard paper 
Plain paper
15 mm or less
Other special media Not defined
Printable Area
ab
c
d
e
f