Oki JET 2010 Service Manual page 171

Inkjet printers
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4.6.02 Power On Self Test (POST) Sequence
When the printer is powered ON, the Power On Self Test (POST) Sequence occurs.
Correct POST
The correct POST sequence is listed below.
1. The power light comes on.
2. The carrier moves over the maintenance station and seals the printheads.
3. The paper feed gears turn.
4. All motors stop and the power light stays on.
If the unit completes the POST with no errors,
Handbook
.
If the unit DOES NOT complete POST, refer to the POST Symptoms List and perform the indicated action
POST Interrupted by Errors
If the unit DOES NOT complete POST, refer to the POST Symptoms List and perform the indicated action
POST Symptoms List
No Power ON light and no motors run
Refer to RAP 07, Power Service Check, Section 4.7 of this Service Handbook
Paper feeds
Refer to RAP 02 First Print Line Service Check, Section 4.7 of this Service Handbook
Paper feed gears do not turn
Refer to RAP 04 , Paper Feed Service Check, Section 4.7 of this Service Handbook
Carrier does not move
Refer to RAP 09, Transport Service Check, Section 4.7 of this Service Handbook
Carrier slams side frame
Refer to RAP 09, Transport Service Check, Section 4.7 of this Service Handbook
Copyright 1997, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business
Partner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)
Service Guide OJ2010
Chapter 4 Failure and Repair Analysis
refer to the Symptom Lists, Section 4.6 of this Service
Page: 125
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