V. APPLICATION
A. KEYBOARD CONSTRUCTION
The programmable keyboard is constructed of three parts on the top surface. A 6 position turning key switch area with LED’s is at the upper right corner, a push key switch area occupies most of the top surface and a
6 position key | |
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MSR indicator | 6 position key switch |
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Num Lock LED
MSR slot
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| # 3 |
@ 2 |
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1 | W |
Q |
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Tab | A |
s |
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Cap | K |
LOC | |
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| B |
F |
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| V |
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D |
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| C |
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X |
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Z |
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Alt |
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| 8 |
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| 7 Hom |
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+ |
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= |
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- | r |
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P | " |
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, | t |
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Caps Lock LED
17 x 8 key matrix
B. LED’s
In the rectangular area at upper right corner there are one 6 position electronic key switch and four LED’s. They are arranged as in drawing below.
MSR | POWER | L4 |
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| L3 |
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NUM LOCK | CAPS LOCK | L2 |
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| TM | L1 | LP |
LO
The top left LED is for MSR reading indication, the top right LED is the
KB3200 Series User’s Manual | 5 - 1 |