Ricoh FW870 Technical Bulletin

RICOH TECHNICAL BULLETIN

Model: Whale Date: 28-Feb-97 Subject: Service Manual Correction Prepared by: H. K. From: QAC 1st Field Information Dept. Checked by: T. Inoue

Classification:

1. BLOWN FUSE TABLE (service manual page 6-15)

The fuse numbers in the table of the power supply unit for the U. S. A. version are incorrect. The wattage of the fuse (F201) in the ac drive board table is incorrect. Please correct your service manual as follows:

Power Supply Unit U. S. A. version

Troubleshooting Mechanical Paper path Other ( )

Part information Electrical Transmit/receive

No: 001

Action required Service manual revision Retrofit information

1/2

Incorrect

Correct

Fuse No. Specification Symptom

FU1 FU2

FU3 FU4

Fuse No. Specification Symptom

FU301 FU302

FU303

125V 8A No power.

125V 6.3A No indication and beeper

sounds if 2 or more fuses

are blown 125V 6.3A 125V 6.3A

125V 8A No power.

125V 6.3A No indication and beeper

sounds if 2 or more fuses

are blown 125V 6.3A

FU304

125V 6/3A

RICOH TECHNICAL BULLETIN

Model: Whale Date: 28-Feb-97 No: 001 2/2

AC Drive Board Incorrect

Fuse No. Specification Symptom

Correct

F201 120V 15A

(U. S. A. version only)

Fuse No. Specification Symptom

F201 250V 15A

(U. S. A. version only)

No power.