5 star quality on these downloadable manuals. Easy to read and all the information is there. A must when doing a custom install or needing to service your precious old school electronics.
very helpful, the information in these manuels are very detailed
Text excerpt from page 13 (click to view)
English
Power Supply
Use AC power or dry batteries (not supplied) to operate the unit. � As long as the AC power cord is connected to a power source, the unit operates on AC power rather than on the batteries in it.
To connect the AC power cord
To insert the batteries
1
1 To the
AC IN terminal
AC power cord (supplied)
2 To a wall outlet
2
4 8 3 7 1 2 6 5
R20(SUM-1)/D(13D) (not supplied)
3
� Unplug the AC power cord from the unit to supply the power through the batteries; otherwise, the system does not work.
� DO NOT use an old battery together with a new one. � DO NOT use different types of batteries together. � DO NOT expose batteries to heat or flame. � DO NOT leave the batteries in the battery compartment when you are not going to use the unit for an extended period of time. Otherwise, it will be damaged from battery leakage.
Remove batteries when storing this unit over one month.
