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16 April '88
PRE-TRANSFER LAMP CIRCUIT
When the Start key is pressed, the main board outputs a LOW signal to
activate the pre-transfer lamp. The pre-transfer lamp, like the erase lamp, is
an array of LEDs. However, the CPU does not control the individual elements
of the pre-transfer lamp as it does the erase lamp. Instead, all of the LEDs
turn on and off simultaneously.
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