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Excellent printing quality.
A complete and very usefull service manual with all details.
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A+++++++++++++++++++++++++
Text excerpt from page 7 (click to view)
4.
DATA TRANSFER
SF-4300A / SF-4600 can transfer customers data to other SF-4300A / SF-4600 with memory protection only when replacing the LCD or the outer case. How to transfer the data. * Before connecting the cable (SB-60/62), be sure to reset the slave machine to clear all data. 1) Turn off the power switch and connect the two units using the cable (SB-60/62) as shown in the drawing.
SB-60/62 accessory cable 2) Turn on the power switch of each machine. 3) The slave machine must be set the date of Feb. 3rd, 1901 into the memory under the calculator mode.
Operation:
ON
CAL 1
TIME DATE
2
TIME DATE
3
TIME DATE
M+ R
M
SUN
1901/ 2/ 3
If you don't set the date, the "PASSWORD" isn't transferred to the slave machine.