Qume QumeTrak 242 Manuals

Qume QumeTrak 242 Manuals

Manuals and User Guides for Qume QumeTrak 242. We have 1 Qume QumeTrak 242 manual available for free PDF download: Maintenance Manual

Qume QumeTrak 242 Maintenance Manual

Qume QumeTrak 242 Maintenance Manual (90 pages)

Brand: Qume | Category: Floppy Disk Drive | Size: 3.29 MB

Table of Contents

Table of Contents
5
Introduction
9
- Scope of Manual
  9
- General Description
  9
- Performance Specifications
  9
- Specifications Summary
  10
- Reliability and Maintenance
  10
- Compati Bi 1 Ity
  11
  - Read/Write/Erase Head
    11
  - Read Output Level
    11
  - Write Current
    11
  - Switch Filter
    11
- Track Positioning
  11
- Minimum Read Output Level Requirements
  11
- Index Positioning
  12
Interface
13
- Electrical INTERFACE
  13
- Recommended Controller Interface Circuit
  13
- Interface Connections
  14
- Input Lines
  15
  - Drive Select
    15
  - Direction
    15
- Drive Selection
  15
  - Step
    16
  - Write Data
    16
  - Write Gate
    16
- Step Timing
  16
- Write Data Timing for Frequency Modulation (FM)
  16
- Write Data Timing for Modified Frequency
  16
  - Side Select
    17
  - Low Current/Switch Filter
    17
  - Head Load
    17
  - In Use
    17
- Output Lines
  17
  - Index
    18
  - Ready
    18
  - Track OO
    18
  - Write Protect
    18
  - Modulation (MFM) 6 Index Timing
    18
  - Disk Change
    19
  - Two-Sided
    19
- Alternate I/O Pins
  19
- Read Data Timing for Frequency Modulation (FM)
  19
- Read Data Timing for Modified Frequency
  19
- Timing
  20
  - Modulation (MFM) 9 Track Access Timing
    20
Read Timing
20
Write Timing
20
Interface Connection
21
Connector Jl Dimensions (Compon~Nt Side)
21
Installation
25
- Receiving and Inspection
  25
- Mounting
  26
  - Mechanical Dimensions
    26
  - Recommendations
    26
Qumetrak 242 (Top View)
26
Qumetrak 242 (Side View)
26
Disk Drive Mounting
26
- Installation Requirements
  27
Customer Strappable Options
29
- Genera
  29
Factory Configuration of the Customer Strappable
29
PCB Option Features
30
- Programmable Shunt
  31
- Drive Select Options
  31
  - Option 1
    31
Options 12 Programmable Shunt Trace/Cut Functions
31
- Head Load Options
  32
  - Option 2
    32
Drive Select Options
32
- Option 3
  33
- Side Select Options
  33
- Radial Ready Option
  34
- Radial Index Option
  34
Side Select Options
34
- In Use Options
  35
  - Opt I on 1
    35
  - Option 2
    35
  - Option 3
    35
- Door Lock Latch Option
  35
- Write Protect Option
  36
- Disk Change (Alternate Output)
  36
- Two-Sided (Alternate Output)
  36
Disk Change Timing
36
Intenance
37
- General
  37
Qumetrak 242 Parts Locations (Top View)
38
Qumetrak 242 Parts Locations (Bottom View)
39
- Preventive Maintenance
  40
Prevent I Ve Ma I Ntenance Summary
40
- Checks and Alignment
  41
  - Index Lamp Assembly
    41
  - Index Sensor Assembly
    41
  - Track 00 Sensor Assembly
    41
  - Write Protect Sensor Assembly
    42
  - Carrier Assembly
    42
  - Pop-Up Assembly
    42
  - Head Load Solenoid Assembly/Head Gap
    42
  - Read/Write (R/W) Head Radial Positioning
    44
W Head Radial Positioning ("Cat-Eyes")
45
- Read/Write (R/W) Head Azimuth
  46
Azimuth Check
47
- Read/Write (R/W) Head Amplitude
  48
- Subassembly Removal and Installation
  49
  - Track 00 Sensor Assembly
    49
Track 00 Sensor Assembly Removal and Installation
50
- Write Protect/Motor on Sensor Assembly
  51
Write Protect/Motor on Sensor Assembly Removal
52
- Head Load Solenoid Assembly
  53
Head Load Solenoid Assembly Removal and Installation
54
- Door Lock Solenoid Assembly
  55
Door Lock Solenoid Assembly Removal and Installation
56
- In Use LED
  57
- Index Lamp Assembly
  57
Index Lamp Assembly Removal and Installation
58
- Index Sensor Assembly
  59
Index Sensor Assembly Removal and Installation
59
- Main Printed Circuit Board (PCB)
  60
- Steel Belt
  60
  - Stepper Motor
    61
  - Head Carriage Assembly
    62
Head Carriage Assembly Removal and Installation
63
- Motor Control PCB Assembly
  64
- Drive Motor
  64
- Front Bezel, Push Button, and Front Door
  65
- Media Guide, Pop-Up Assembly
  65
- Carrier Assembly
  66
- Collet Assembly
  66
Troubleshooting
67
Not Ready Troubleshooting Flowchart Routine
69
Seek Error Troubleshooting Flowchart Routine
71
Read Error Troubleshooting Flowchart Routine
74
Write Error Troubleshooting Flowchart Routine
77
No Head Load Troubleshooting Flowchart Routine
80
Recommended Spare Parts
81
Diagrams
83
Qumetrak 242 Interconnect Diagram
85
Qumetrak 242 Main PCB Schematic Diagram
87

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