IBM PC - Hardware - Displays - 5151 IBM Monochrome Display (5151) Type: 5151 Model: 001 Announcement date: 1981-08-12 Availability date: 1981-08-12 Announcement letter: 281-65 THE IBM PERSONAL COMPUTER Number of colors: 1 (green) Physical connector: 9-pin D-Sub Depth: 350 mm (14") Length: 380 mm (15") Height: 280 mm (11") Weight: 7.9 kg (17 pounds) Compatible adapters: 1504900 IBM Monochrome Display and Printer Adapter From the announcement: The IBM Monochrome Display is a high-resolution device with an 11 1/2" diagonal, green phosphor screen. The screen area provides for 25 rows of 80 characters. Characters are 7 x 9 dots in a 9 x 14 dot box. Both upper and lower case letters can be displayed. The character attributes provide underline, blinking, high intensity, reverse image, and non-display. In addition to the normal alphameric characters, a large number of special characters are provided. A set of line graphic characters is supported for simple display drawings. The IBM Monochrome Display is supplied with signal and power cables. The signal cable is plugged into the IBM Monochrome Display and Printer Adapter which is inserted into the second System Expansion Slot on the left as viewed from the front of the System Unit. The power cable is plugged into the System Unit. Note on different model numbers: There was only one model number 001 (5151001). Note on different voltage support: There were different models of the monochrome display for 110 V and 220 V. It looks like these models shared the same model number 001 (5151001). Page created: 2021-08-04 Page last updated: 2023-10-02