Sony DVS-7200A Maintenance Manual page 106

3-5. Switch Settings on the CPU-263 Board and LEDs Description (BKDS-7025/7026)
Test Mode Using a VT Terminal
If a VT terminal is connected to the "TERMINAL 1" connector on the connector panel, all trouble
diagnosis of the unit can be carried out. For the connection and the contents of the test, refer to the
"3-6-2. Connecting the test terminal with connector to this unit".
S3 (J12) : SUB ABORT switch
This switch is used for the adjustment in the factory. If pressing this switch after selecting the S5 switch
on the CPU-263 board to the SUB CPU flash memory access protection mode, erase the content of the
flash memory for stored-program.
S5 (M1) : SUB CPU switch
This switch is used to select the operation mode of SUB CPU.
Selections in the factory : All OFF
1. Selections when operating under normal status
The selections for normal operation
2. Sub CPU Flash Memory Access Inhibit Mode
In this mode, the sub CPU runs using only the program stored in the ROM, regardless of the state of the
flash memory. The sub CPU access to the flash memory is inhibited.
3-38
ON
Switch No.
1 2 3 4 5
ON
1 2 3 4 5
ON
1 2 3 4 5
: Switch position
6 7 8
6 7 8
6 7 8
DVS-7200AE MMP1