Olympia Disque with IKBS » History » Version 23
laforge, 09/29/2022 05:54 PM
1 | 1 | laforge | h1. Olympia Disque with IKBS |
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3 | The *Olympia Disque* is an electronic daisywheel typwriter with single-line alphanumeric display, battery-buffered RAM and a proprietary 2" floppy disk drive. |
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5 | It was possible to enable the Olympia Disque for Teletex, either with an internal add-on-board (IKBS) or with an external device. |
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7 | 21 | laforge | {{thumbnail(olympia_disque.jpg, size=600)}} |
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9 | 1 | laforge | h2. Hardware |
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11 | 21 | laforge | {{thumbnail(olympia_disque_back_cover_removed.jpg, size=500)}} |
12 | 20 | laforge | {{thumbnail(olympia_disque_without_top_cover.jpg,size=500)}} |
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14 | h3. Mainboard |
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16 | 23 | laforge | The Mainboard comes assembled in a stack with two daughter boards: |
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18 | {{thumbnail(olympia_disque_mainboard_stack.jpg,size=500)}} |
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20 | The actual mainboard is the bottom board in the stack: |
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22 | 21 | laforge | {{thumbnail(olympia_disque_mainboard_top.jpg,size=500)}} |
23 | 20 | laforge | {{thumbnail(olympia_disque_mainboard_bot.jpg,size=500)}} |
24 | 1 | laforge | |
25 | The mainboard hosts |
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26 | |||
27 | * 1x NEC D8085AHC CPU (socketed) |
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28 | * 4x TI TMS2764JL-35 EPROMs (IS1..IS4) |
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29 | * 1x Fujitsu MBM27128-30 EEPROM (IS54 via daughterboard 73.410-4066.1) |
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30 | * 5x HM6116LP-3 RAM (onboard) |
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31 | * 4x HM6116P-3 RAM (socketed) |
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32 | * 1x NEC D8253C-2 programmable timer IC (socketed) |
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33 | * 2x NEC D8255AC-5 programmable peripheral IC |
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34 | ** towards connector leading to daughterboard 73.200-4045.1/02L / 73.410-4044.2/00 |
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35 | ** towards connector X5 |
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36 | * various logic ICs (SN74LS245N, SN74LS02N, SN74LS393N, SN74LS04N, SN74LS138, TC40H032P, TC40HC002P |
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37 | * Panasonic Lithium Battery BR-2/3A 3V |
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38 | |||
39 | 7 | laforge | h4. Connectors (labels added by myself) |
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41 | |_.Designation|_.Pinout|_.Connects to| |
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42 | |X1|1x4|Power supply| |
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43 | |X2|1x3|Power supply| |
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44 | 15 | laforge | |X3|1x13|Floppy Controller| |
45 | 17 | laforge | |X4|1x2|Pushbutton on rear panel near DB-15 X.21 connector| |
46 | 15 | laforge | |X5|1x16|Display (X22)| |
47 | 10 | laforge | |X18|2x10|Kayboard (X20) + LED/Pusbutton board (X19)| |
48 | 7 | laforge | |
49 | 1 | laforge | h3. Left daughterboard (67.650-3242-2) |
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51 | 21 | laforge | {{thumbnail(olympia_disque_left_dboard_bot.jpg,size=500)}} |
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53 | 6 | laforge | This board seems to be in charge of driving the electromechanics (daisywheel, paper feed, carriage, ...) |
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55 | 1 | laforge | * 1x Mostek MK3870/42 MCU (socketed) |
56 | * 1x TMS2516JL-45 16k EPROM 2048x8 (socketed) attachment:TMS3516-45JL.pdf |
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57 | * 2x 74LS259PC |
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58 | * 1x 74LS373PC |
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59 | * 1x ULN2003AN |
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60 | * 1x LM339N |
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61 | * 2x SN7404N |
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62 | * 1x T74LS00BI |
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63 | * 16x TIP112 |
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64 | * 2x TIP125 |
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65 | * 1x TIP127 |
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66 | 6 | laforge | |
67 | h4. Connectors (labels added by myself) |
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68 | |||
69 | |_.Designation|_.Pinout|_.Connects to| |
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70 | 8 | laforge | |X6|1x3|| |
71 | 11 | laforge | |X7|1x9|Carriage belt drive step motor| |
72 | 1 | laforge | |X8|1x16|Paper feed step motor| |
73 | 11 | laforge | |X12|2z19|daisy-wheel/carriage| |
74 | 1 | laforge | |
75 | h3. Right daughterboard (73.200-4045.1/02L / 73.410-4044.2/00) |
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76 | |||
77 | 21 | laforge | {{thumbnail(olympia_disque_right_dboard_top.jpg,size=500)}} |
78 | {{thumbnail(olympia_disque_right_dboard_bot.jpg,size=500)}} |
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79 | |||
80 | 1 | laforge | * 4x NEC D2732D 32k (4096 x 8) EPROM (socketed) attachment:D2732D.pdf |
81 | * 1x SN74LS373N |
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82 | * 1x 8-way dip switch (all on in my unit) |
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83 | * 1x unknown DIL28 IC (label on top turns marking unreadable) |
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84 | |||
85 | 3 | laforge | h3. Display board (73.310-4029.1/05 / 73.410-4028.2/02) |
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87 | 18 | laforge | {{thumbnail(olympia_disque_display_top.jpg,size=500)}} |
88 | {{thumbnail(olympia_disque_display_bot.jpg,size=500)}} |
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89 | |||
90 | 3 | laforge | * 1x single-row 40 character alphanumeric VFD display tube |
91 | * 1x Toshiba TMP8085AP CPU (socketed) |
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92 | * 1x NEC D2732D 32k (4096 x 8) EPROM (socketed) attachment:D2732D.pdf |
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93 | * 1x RCA CDM6116AE2 RAM |
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94 | * 1x unknown DIL40 IC (label on top turns marking unreadable) |
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95 | * 10x UCN4810A VFD display driver |
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96 | * 1x SN74LS373 |
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97 | * 1x TC40H000P |
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98 | * 1x 74LS00 |
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99 | |||
100 | 5 | laforge | h3. Keyboard (73.410-3001-2/00) |
101 | 4 | laforge | |
102 | 19 | laforge | {{thumbnail(olympia_disque_keyboard_top.jpg,size=500)}} |
103 | {{thumbnail(olympia_disque_keyboard_bot.jpg,size=500)}} |
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104 | |||
105 | 4 | laforge | * 1x DM74LS154N |
106 | * 76x diode (for key matrix) |
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107 | * 77x key switch (click) |
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108 | * 1x 2x10 2.54mm header (bus cable connecting keyboard) |
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109 | |||
110 | h3. Button and LED panel (73.410-4012.2/02) |
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111 | |||
112 | * 1x MM5451N |
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113 | * 8x Diode |
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114 | * 28x LED 3mm green |
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115 | * 7x pushbutton |
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116 | * 1x 2x10 2.54mm header (bus cable connecting keyboard) |
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117 | |||
118 | 22 | laforge | h3. Floppy |
119 | 1 | laforge | |
120 | 23 | laforge | The floppy drive is a proprietary Olympia Mini-Disk (2" media cartridges with 8kBytes of storage). |
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122 | {{thumbnail(olympia_disque_floppy_exterior.jpg, size=500)}} |
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123 | 22 | laforge | {{thumbnail(olympia_disque_floppy_controller_top.jpg, size=500)}} |
124 | {{thumbnail(olympia_disque_floppy_controller_and_drive.jpg, size=500)}} |
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125 | 1 | laforge | |
126 | 23 | laforge | As you can see in the picture, the plastic part holding the drive motor has cracked and the motor has fallen out. |
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128 | 1 | laforge | h3. IKBS board (63.400-6101.1 / ANT 66.3820.600.00-A001 SA-Ausg.B) |
129 | 21 | laforge | |
130 | 1 | laforge | This is the internal extensions board turning the daisywheel typewriter into a Teletex device. |
131 | 23 | laforge | |
132 | The board is the only one in the machine having shield covers, on both top and bottom side. |
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133 | |||
134 | {{thumbnail(olympia_disque_ikbs_top_shield.jpg, size=500)}} |
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135 | {{thumbnail(olympia_disque_ikbs_bot_shield.jpg, size=500)}} |
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136 | |||
137 | The label may indicate it was actually built by ANT and not by Olympia? |
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138 | {{thumbnail(olympia_disque_ikbs_label.jpg, size=500)}} |
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139 | |||
140 | IF the shields are removed, the PCBA looks like this: |
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141 | 21 | laforge | |
142 | {{thumbnail(olympia_disque_ikbs_top.jpg, size=500)}} |
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143 | {{thumbnail(olympia_disque_ikbs_bot.jpg, size=500)}} |
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144 | 1 | laforge | |
145 | 2 | laforge | * 1x SAB 8085 A-C CPU (socketed) |
146 | * 6x MBM2764-30 64k (8192 x 8) EPROM (IC1..IC6) |
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147 | * 10x Toshiba TC5516AP RAM (socketed, 2x DIP24, 8x DIP28) |
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148 | * 2x Intel D8251A UART |
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149 | * 1x Intel D8255A-5 |
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150 | * 1x Intel D8273 HDLC/SDLC controler) |
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151 | * various logic ICs (74HC00, 74LS03, 74LS00, 7400, 74LS04, 74LS02, 74LS74AN, 74LS32N, 74LS138N, 74LS374N, ...) |
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152 | * 2x UA637ARC |
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153 | * 1x 9638RC |
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154 | * 1x Varta FL3/60DK 063 battery |
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155 | 13 | laforge | |
156 | h4. Connectors |
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157 | |||
158 | |_.Designation|_.Pinout|_.Connects to| |
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159 | |SV1|1x4|Power supply| |
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160 | |SV2|1x14|SUB-D 15 (X.21 Interface)| |
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161 | 14 | laforge | |SV3|1x3|Wires soldered to right daughterboard: GND, IS10, IS9). Maybe Chipselect?| |
162 | 16 | laforge | |SV4|1x4|3x Teletex LED panel (X23)| |