Apple Monitor II Documentation
Documentation for the Apple Monitor II (A2M2010) and the Apple Monochrome Monitor IIe (A2M6017): Apple's Technical Procedures, Apple's main electronics schematic, the 1982 user's manual, Sams's ComputerFacts and Apple's 1988 data sheet. All five are hosted here and embedded below.
Technical Procedures
[edit | edit source]Monitor II/Monochrome Monitor IIe Technical Procedures is the monitor's section of Apple Service Technical Procedures: Apple II Family, Volume Two, Apple part number 072-0229, in the November 1991 build of the binder. The hosted file is 83 pages: the volume's two-page table of contents, then the whole section. Section pages are dated between May 1984 and April 1990.
Contents
[edit | edit source]- Note (p. 0.0): the platinum Monochrome Monitor IIe is the Monitor II in a different colour, and every procedure applies to both
- Section 1, Basics (pp. 1.1-1.3): warning about older units with the fuse on the neutral side, product description, controls, setup
- Section 2, Take-Apart (pp. 2.1-2.27): back case, discharging the CRT (tool 076-0381), anode cap, line filter board, main electronics assembly, CRT, fuse, power switch, power transformer
- Section 3, Adjustments (pp. 3.1-3.27): yoke tilt, ring (centring) and geometric magnet adjustments; vertical and horizontal adjustments on the main electronics assembly, with board location drawings
- Section 4, Troubleshooting (pp. 4.1-4.6): the symptom chart, including the loose regulator heat sink screw
- Section 5, Additional Procedures (pp. 5.1-5.8): power cord upgrade and line filter board modification with the ground resistance check
- Illustrated Parts List (pp. IPL.1-IPL.3): exploded view and Apple part numbers, beige and platinum
What this document does not contain
[edit | edit source]No schematic and no component values; the main electronics assembly is a single exchange part. The CRT safety rules the section refers to (Section 8, CRT Safety, under the binder's "You Oughta Know" tab) are not part of this section.
Download: Apple Monitor II and Monochrome Monitor IIe Technical Procedures.pdf
Main electronics schematic
[edit | edit source]Apple drawing 050-5020-A, Schematic, Main Electronics, Monitor II, Domestic, revision A (initial release), one C-size sheet. It covers the line filter board, the power transformer and supply, the video and sync circuits, the TDA1170N vertical and TDA1180P horizontal stages, the flyback and the CRT socket board, with component values, test voltages and waveforms.
What this document does not contain
[edit | edit source]No parts list or board layout, and only the domestic (115 V) model. Some values are hard to read on the scan.
Download: Apple Monitor II Main Electronics Schematic 050-5020-A.pdf
User's manual
[edit | edit source]Monitor II User's Manual, Apple Computer, copyright 1982, reorder product A2L2019. The scan is 22 pages and carries an Apple2Online.com watermark.
Contents
[edit | edit source]Introduction; connecting the Monitor II (p. 2); controlling and adjusting it (p. 5), with the on/off switch, contrast, tilting screen and rear controls; care; the "If All Else Fails" chart; safety tips; specifications (p. 10), including the 12GBY tube, P31 phosphor, the anode voltage of 13.0 kV ±0.8 kV, video and deflection figures, power, size and weight.
What this document does not contain
[edit | edit source]No service information.
Download: Apple Monitor II User's Manual 1982.pdf
Sams ComputerFacts CMT9
[edit | edit source]Howard W. Sams & Co. ComputerFacts set CMT9 covers two products. Folder CMT9-1, dated April 1986, is the Apple Monitor II model A2M2010; folder CMT9-2 is the Sanyo AVM255, an unrelated monitor. The hosted file is a 52-page scan of the whole set, not always in page order.
Contents of the Apple folder (CMT9-1)
[edit | edit source]From the folder's index: schematic (p. 2), photos of the AC input, CRT and main boards (pp. 3, 5-10), quick-check troubleshooting (pp. 4, 25), GridTrace location guide for main board 060-01-001 (pp. 11-13), parts list (pp. 14-16), troubleshooting and test equipment (p. 17), miscellaneous adjustments and the cabinet rear view (p. 18), safety precautions (p. 26), disassembly and servicing in the field (p. 27), IC pinouts and terminal guides (p. 28).
What this document does not contain
[edit | edit source]The parts list gives semiconductors, controls, coils and transformers in full but lists capacitors only where a part is not normally stocked by distributors (C420 and C419). Other capacitor values are on the schematic.
Download: Sams ComputerFacts CMT9 Apple Monitor II A2M2010.pdf
Data sheet
[edit | edit source]Apple II Monochrome Monitors, Apple data sheet dated September 1988, literature number A2F2221/A, four pages. It compares the Apple Monochrome Monitor IIe (A2M6017, green P31 phosphor, for the Apple II, II Plus and IIe) with the Apple Monochrome Monitor (A2M6016, white P4 phosphor, for the Apple IIGS, IIc and IIc Plus).
Download: Apple II Monochrome Monitors Data Sheet 1988.pdf
Pages that cite these documents
[edit | edit source]- Apple Monitor II: specifications, hardware, part numbers, safety notices
- Apple Monitor II General Maintenance: opening, CRT discharge, safety checks, fuse, adjustments
- Apple Monitor II Troubleshooting Guide: Apple's symptom chart and Sams's circuit checks
- Apple Monitor II Capacitor Replacement Guide: capacitor values from drawing 050-5020-A
- Apple Monochrome Monitor: the 1988 data sheet