Centronics 101AL Technical Manual page 8

LIST OF ILLUSTRATIONS
Figure Page
1-1 Model 101AL Printer (Top Cover Removed) ........ 1-2
1-2 101AL Printer Logic Flow Diagram. ........... 1-3
1-3 Printing the Letter (H) .........4...28 8888 1-4
1-4 Print Head Components ........4...2.0880868 1-4
1-5 Paper Movement. . . 2 . 2 . 2 6 ee ee ee e w ew e w e w we 1-5
1-6 Left Front View of 1OIAL........2.2.2.2.2.22.2.4.2. 1-8
1-7 Right Front View of 1O1AL.......2.2.2....28-8 1-8
1-8 Rear View of 1OIAL. ....... 2... ee ee eee 1-9/1-10
1-9 Rear View (101AL Electronics Cavity Removed). .... . 1-9/1-10
2-1 Printer Dimensions. . . 1... 2 . 6 ee ww t e ee ee 2-1
4-1 Model 1lOIAL- Block Diagram. .........2.2.+4+6-6 4-2
4-2 Prime Timing. . 2... 2 ee ew e w e w ww w e e w w e we et 4.4
4-3 Input Data Timing - No Busy CondItion......... 4.7
4-4 Input Data Timing - Causing Busy Condition. ...... 4-8
4-5 Character Timing. . ..... 6. © ee we w e w e w e ee 4-16
4-6 Normal and Elongated Characters .........e66-. 4-19
4-7 Print Head Timing . ........ 6.06606 6 « © ee ee 4-2]
4-8 Power Driver Waveform. ........464.4.448888 4-22
4-9 Line Feed Timing ....... 2.6 © © © © w e w e ee 4-27
4-10 Form Feed and Vertical Tab Timing. .......... 4-28
4-11 VFU Tape Reader Amplifier (located in VFU)....... 4-29
4-12 Location of Motor Control] Circuit. .......4... 4-31A
4-13 Motor Control Assembly Interconnection Diagram. .... 4-31B
4-14 Motor Control Timing. ....... 2... © « © ee w e ew 4-33
4-15 Multitap 50/60 Hz Transformer ..........2446-. 4-35
4-16 +5 Volt Regulator Interconnection Diagram ....... 4-36
4.17 12V Regulators Interconnection Diagram ........ 4-38
5-1 Model 101 Series Drive Train .......4.-+ see. 5-8
5-2 Main Motor Drive and Belt Arrangements ........ 5-13
5-3A Bushing End Play Adjustment for Preload Clutch Shaft
(HB-50) a a 5-21
5-3 Flexible Timing Fence Mounting, Series 101. ...... 5-29
iV Rev.