Lexmark 4076 Execjet II Service Manual - Page 3

4076-0XX Contents 1 Notices and Safety Information vi Electronic Emission Notices vi Safety Information viii General Information 1 Power Consumption 1 Options 2 Maintenance Approach 2 Abbreviations 3 Unique Tools Required For Service 3 Diagnostic Information 4 Start 4 Error Indicator Table 5 Power-on-self-test (Post) Sequence 7 POST Symptom Table 8 Symptom Tables 9 Carrier Transport Problems 9 Service Checks 11 Envelope Feed Service Check 11 First Print Line Service Check 11 Maintenance Station Service Check 12 Operator Panel Service Check 13 Paper Feed Service Check 14 Paper Path Service Check 17 Parallel Port Service Check 18 Power Service Check 19 Print Quality Service Check 20 Simm Service Check 22 Transport Service Check 22 Diagnostic Aids 24 Demo Test 24 Print Fonts Test 24 Purge Test 25 Print Nvram 25 Test Page 26 Paper Sensor Test 26 Encoder Sensor Test 27 Hex Print 27 Parallel Port Test 28 Initialize Nvram 28 Serial Adapter Test 29 iii