Specifications

CA1 Course Notes
Sharp Electronics (UK) Limited
CE Technical Support GroupPage 68
Binary code 1 0 1 0 0 1 0 1
Button on remote to toggle 7 6 5 4 3 2 1 0
In the example given above, the hexadecimal code is A5, the binary equivalent is 1010 0101 and the
remote control button to toggle each bit on or off, i.e. a 1 or a 0 is shown below the binary code.
Therefore to change this to A6, remote control buttons 1 then 0 would be pressed.
NVM Programming Application
One application for entering the NVM set up mode is to enable the Hotel Mode as described below.
To block the tuning mode NVM address 0B has to be changed as follows.
Model Nominal Value Hotel Value
37DM23H F8 FC
37DT25H F8 FC
51DT25H F8 FC
To set the maximum volume level, change NVM address 0E as follows.
Maximum volume FF
90% volume ( approximately ) E7 to EF
80% volume ( approximately ) CF to DF
73% volume ( approximately ) BF
62% volume ( approximately ) 9F to BF
50% volume ( approximately ) 7F
When the hotel mode has been set, turn off the receiver at the mains switch, turn back on and check
all functions.