Ricoh B202 Service Manual page 290

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Fusing roller speed adjustment

1. Do the line position adjustment (SP5-993-002 or "Auto Adjust" in User Program

2. Print a 1-dot grid pattern for each of the following modes with A3/11" x 17"

(1) Normal, 600 dpi

(2) Normal, 1200 dpi

(3) Thick, 1200 dpi

3. Do the troubleshooting procedure (Sub-scan/Trailing edge) if the color has

shifted within 100 mm from the trailing edge.

Registration roller speed adjustment (for color mode)

1. Do the line position adjustment (SP5-993-002 or "Auto Adjust" in User Program

2. Print a 1-dot grid pattern for each of the following modes with A3/11" x 17"

(1) Normal, 600 dpi

(2) Normal, 1200 dpi

3. Do the troubleshooting procedure (Sub-scan/Leading edge) if the color has

shifted within 100 mm from the leading edge.

NOTE: The registration roller speed for by-pass paper feed is the same as for

normal 1200 dpi mode.

Line position fine adjustment for sub-scan

1. Print a 1-dot grid pattern each for each of the following modes with A3/11" x 17"

Normal, color, 600 dpi

Normal, color, 1200 dpi

2. Check if there is any color shift from the black line by the same amount all the

way down the page from leading to trailing edge. Follow the troubleshooting

procedure (Sub-scan/Whole image) if there is.

SP5-997 (Test Pattern) Setting

TROUBLESHOOTING GUIDE 2

B202/B178/B180

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