Canon NP-70 Service Manual page 42

CHAPTER 3
Electrical System
3.1 CIRCUIT DIAGRAM GRAPHIC SYMBOLS
3.2 GENERAL EXPLANATION OF CIRCUIT OPERATION
3.2-1
WHEN POWER IS TURNED "ON" -START
3.2-2 WHEN COPIES ARE DESIRED -COPY
3.2-3 WHEN COPY PAPER FAILS TO EXIT THE COPIER -JAM
3.3 SIGNIFICANT OPERATION TIMES
3.3-1 HEATER WAIT TIME
3.3-2 WARM-UP TIME
3.3-3
PRESTART FOR THE FIRST FEED INTERVAL
3.3-4
FIRST FEED INTERVAL
3.3-5 PRESTART TIME
3.3-6 COPYING CYCLE
3.3-7
SECOND FEED INTERVAL
3.3-8 NEUTRAL TIME
3.3-9 STANDBY
3.4 OUTLINE OF ELECTRICAL COMPONENTS AND CIRCUITS
3.4-1
SWITCHBLE TAPS FOR AC LINE VOLTAGE COMPENSATION
3.4-2
AC LINE VOLTAGE FILTER
3.4-3 RECTIFICATION CIRCUIT CARD
3.4-4 "RAPID-START" ILLUMINATION CIRCUIT
3.4-5 HEATER WAIT CONTROL CIRCUIT
3.4-6 DEVELOPER MONITORING CIRCUITRY
3.4-7
DEVELOPER TEMPERATURE CONTROL CIRCUIT
3.4-8 PAPER CASSETTE MONITORING CIRCUITRY
3.4-9 HEATER CONTROL CIRCUIT
3.4-10 HEATER CONTROL CIRCUIT - "ZERO -CROSS"
3.4-11 VOLTAGE ADAPTER PEDESTAL