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====== treefiddy ======

Pocket 386

Depression level: 6/10

===== Specs =====

^ Component          ^ Make and Model       ^ Specifications and Capabilities                    ^
| System, SoC        | ALi M6117C           | 'PC-on-a-chip' style amalgam of silicon            |
| SoC, CPU           | Intel 80386SX        |                                                    |
| SoC, Chipset       | ALi M1217B           |                                                    |
| SoC, RTC           | Unknown              | 128-byte CMOS memory                               |
| SoC, DMA           | 8237 (x2)            | DMA controllers, cascaded                          |
| SoC, MM            | 74612                | Memory mapper                                      |
| SoC, Int           | 8259 (x2)            | Interrupt controllers, cascaded                    |
| SoC, PC            | 8254                 | "Programming counter"                              |
| RAM                | 4C161024C            |                                                    |
| BIOS               | Unknown              | 29C512 IC,                                         |
| Storage            | CH375B               | USB Mass Storage controller                        |
| Storage            | IDE controller       | CF card                                            |
| GPU                | Cirrus Logic GD542X  | Replaceable ISA card                               |
| Sound, Controller  | Yamaha YMF262-M      | OPL3 - wave output possible with addl. driver      |
| Sound, Amp         | PAM8403              |                                                    |
| Serial             | Generic, 16C550      | Standard dual-UART COM ports, IRQ 4, address 3F8h  |
| IO Controller      | STC8G2K32S2          | MCU controlling internal keyboard, mouse, etc.     |

===== Ports =====

  * 1x ISA 8-bit (2.54mm-pitch pin header)
  * 1x ISA 16-bit (2.54mm-pitch pin header)
  * 1x Parallel (2.54mm-pitch pin header, break-out included)
  * 1x RS-232 (2.54mm-pitch pin header, break-out included)
  * 1x IO port (2.54mm-pitch pin header, break-out included) - VGA, PS/2 Keyboard & Mouse
  * 1x 3.5mm TRS audio output

===== Maintenance history =====

  * Electrolytic capacitor closest to 12V input failed; vendor sent replacement, installed.

===== Faults =====

  * RTC fails to keep time and CMOS memory when main power is off
  * Machine struggles to remain powered when battery low
  * Speakers too loud; amp draws too much power
  * Windows 95 drops to 16-colour mode when Internet Explorer is running

{{tag>Nuveau-Retro Laptops Depression_level_6}}

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