Singer Friden 1155 User manual

SERVICE MANUAL
FRIDEN MODEL 1155
ADVANCED PROGRAMMABLE CALCULATOR
COPVrlghtC 1971, Frrden DivIsIon, The Singer Company
PUBLICATIONS NO. TP-285
FEBRUARY 1973
SINGER
BUSINESS MACHINES
2350 WASHINGTON AVE
SAN LEANORO CAL 1F 94577
PRINTED IN USA

6-15-73
FRIDEN 1155 PROGRAMMABLE CALCULATOR
LOGIC DESCRIPTION
TABLE OF CONTENTS
SECTION 1, GENERAL DESCRIPTION
1-1. 0 GENERAL
1-1.1 PHYSICAL CHARACTERISTICS
1-2.0 FUNCTIONAL DESCRIPTION OF PRINTER
1-2.1 POtmR
1-2.2 PRINTING
1-2.3 PRINTER OUTPUTS
1-2.4 PRINTER INPUTS
SECTION 2, LOGIC DESCRIPTION
PAGE
1-3
1-3
1-3
1-3
1-3
1-6
1-7
2-1.0 GENERAL 2-1
2-2.0 TIMING 2-1
2-2.1 SHIFT REGISTER CLOCK PULSE GENERATOR 2-1
2-3.0 SHIFT REGISTER OPERATION
2-3.1 REGISTER ASSIGNMENTS
2-4.0 MARKER COUNTER OPERATION
2-5.0 KEYBOARD MATRIX DECODING
2-6.0 PROGRAM ENTRY FROM KEYBOARD
2-6.1 ENTRY OF MULTIPLE PROGRAMS
2-7.0 PROGRAM LOAD/STORE FROM CARD READER
2-8.0 "y" LATCH CONTROL
2-9.0 LIST OPERATING MODE
2-10.0 EDIT FUNCTION (DELETE/INSERT)
2-11.0 OPERATIONAL TIMING FOR THE MICRO ROMS
2-12.0 PRINT LOGIC
2-13.0 MAGNETIC CARD READER
i
2-3
2-4
2-5
2-7
2-11
2-17
2-21
2-29
2-31
2-36
2-43
2-49
2-55
TP-285

6/15/73
FRIDEN 1155 PROGRAMMABLE CALCULATOR
LOGIC DESCRIPTION
TABLE OF CONTENTS
(Cont.)
SECTION 3,
MAINTENANCE
3-1.0
GENERAL
3-1.1
SAFETY PRECAUTIONS
3-1.2 LUBRICATION
3-1.3
INSPECTION PROCEDURE
3-2.0
PRINTER ADJUSTMENTS
3-2.1
DRIVE BELT
3-2.2
PRINT WHEEL TO TIMING WHEEL RELATIONSHIP
3-2.3
CARRIAGE TIE BAIL
3-2.4 CARRIAGE HOME
3-2.5
DRIVE PIN
3-2.6
MAGNETIC PICKUP GAP
3-2.7
SCREW SHAFT TO PRINT SHAFT TIMING
3-2.8
PAPER ADVANCE SWITCH
3-2.9
CLUTCH PAWL
3-2.10 PRINT QUALITY
3-2.11 PAPER DEFLECTOR
3-3.0 POWER SUPPLY ADJUSTMENT
3-4.0
MAGNETIC CARD READER ADJUSTMENTS
3-5.0
PC CARD COMPONENT LAYOUT
& SCHEMATICS
3-6.0
MOTHER BOARD WIRING LIST
3-7.0
1155 ONE STEP SERVICE TOOL
3-8.0
MAGNETIC CARD READER TROUBLESHOOTING GUIDE
SECTION 4, REFERENCE
4-1.0
MICRO PROGRAMS
4-1.2 MAIN PROGRAM COUNTER CONTROLS
4-1.3 MICRO ROMS A &B
4-1.4 MICRO ROM LISTING WITH DESCRIPTION
4-2.0 MACRO (MAIN ROM) INSTRUCTIONS
4-2.1 MACRO ROM ENTRY POINTS
4-2.2 MACRO ROM ROUTINE ENTRY POINTS
4-2.3 MACRO ROM LISTING WITH DESCRIPTION
4-2.4
MACRO ROM LISTING -000-7778
" " " 1000-17778
" " " 2000-27778
" " " 3000-37778
" " " 4000-47778
" " " 5000-57778
" " " 6000-67778
" " " 7000-77778
4-3.0 DEFINITIONS
4-4.0
INTEGRATED CIRCUITS
ii
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3-3
3-3
3-4
3-4
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3-22
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4-1
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4-12
4-13
4-30
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4-44
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TP-285