IBM Aptiva 2142, Hardware Maintenance Service

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One pair of external subwoofers (on some models).
Joystick (on some models).
Hard Disk Drive
The hard disk drive is a 3.5-in. slimline IDE AT drive with “look-ahead”
cache memory and a maximum of 14 ms average access time. Access
time varies by the hard disk drive and the hard disk drive manufacturer.
Monitors
MM55 (Type 2116)
– 15 inch FST CRT with a viewable image size of 13.6 inches (347
mm) with a 0.28mm dot pitch.
– Integrated speakers (not powered, requires system amplifier).
– Power switch/volume control.
– OSD (On Screen Display).
- Video - contrast, brightness, horizontal size, horizontal position,
vertical size, vertical position, pincushion, trapezoid,
parallelogram, rotation (tilt), color temperature, display current
horizontal and vertical signal frequency, degauss, recall factory
settings.
- Audio - balance, bass, treble, fade.
- All audio function dependent on system unit.
– External headphone, microphone, and USB connectors.
– 2.1 meter interface cable.
– Power management (system dependent).
– Connector for detachable grounded 3-wire power cord.
– Auto-sensing power supply 88-264 VAC 50/60Hz.
MM75 (Type 2128)
– 17 inch FST CRT with a viewable image size of 15.7 inches (399
mm) with a 0.28mm dot pitch.
– Integrated speakers (not powered, requires system amplifier).
– Power switch/volume control.
– OSD (On Screen Display).
- Video - contrast, brightness, horizontal size, horizontal position,
vertical size, vertical position, pincushion, trapezoid,
parallelogram, rotation (tilt), color temperature, display current
horizontal and vertical signal frequency, degauss, recall factory
settings.
- Audio - balance, bass, treble, fade.
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