HP LaserJet M1319 Service Manual - Page 166
Timing diagram, product base,
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ENWW 148 Chapter 7 Solve problems Power Switch ON SEQUENCE WAIT 1 Fixing Heater (H701) About 0.25 100°C Control 2 Print Command 3 Scanner Motor 4 Scanner Ready About 0.45 Max. 122 5 Main Motor (M1) 6 Pick-up Solenoid (SL1) 7 Top of Paper Sensor (PS801) 8 Paper Delivery Sensor (PS803) 9 Primary Charging Bias (AC) About 0.99 10 Primary Charging Bias (DC) 11 Developing Bias (AC) 12 Developing Bias (DC) 13 Transfer Charging Bias 14 Laser Diode 15 LASER BEAM signal (BD) About Negative Bias Max. 1.5 0.2 1.7 1.8 1.0 16 17 18 19 20 STBY INTR About 0.1 Print Temperature Control About 1.1 PRINT Between-sheets Temperature Control About 1.1 About 1.1 About 0.1 Max. 3.0 0.04 About 3.0 About 0.2 About 0.7 About 1.5 About 0.2 About 0.7 About 1.5 About 0.6 0.65 About 1.5 LSTR About 0.5 0.2 Forced emission Max. 1.5 About 0.16 About 0.17 About 0.16 About 0.47 About 0.4 Print Bias About 0.08 About 0.47 About 0.08 About 0.02 About 0.17 About 0.4 Between-sheets Bias About 0.02 About 2.2 About 0.2 (Unit:Seconds) STBY Timing diagram, product base Figure 7-4 Timing diagram, product base