Cpu-252; Pc Interface Unit - Sony BKDS-2530 Operation Manual

Location and Function of Parts
5 Switch S2
Controls firmware operation.
Number and function ON
1: Selects whether or not activate
to activate the program
loader upon reset
2: Selects the serial port Connector CN5
to be used for loading (normal setting)
3: Selects the serial port 19200 bps
communication speed (normal setting)
4 to 7: unused —
8: Selects whether or not activate
to activate the self
diagnostic function upon
reset
6 Test pin TP11
Functions like Test pin TP108, but at twice the
period.
7 Test pin TP12
Functions like Test pin TP108, but at fourth the
period.
8 Test pin TP10
Indicates whether a field of the external reference
signal is odd (1) or even (0).

PC Interface Unit

1 PC connector
1 PC connector (50-pin, half-pitch)
Connect to the 50-pin connector on the CPU-252
board installed in the computer, using the supplied 50-
pin remote control cable.
4(E)
OFF
do not activate
(normal setting)
Connector CN3
9600 bps
do not activate
(normal setting)
2 TERMINAL connector
3 EDITOR connector
4 SWITCHER connector
9 Jumper COP1
Used to set the IRQ number. This setting may differ
from PC to PC.
0 Indicators D14 to D16
Shows information about the processor's
communication port outputs.
D14: blinks when receiving a signal from a switcher
D15: blinks when receiving a signal from a DME
D16: blinks when a communications error occurs
with either a switcher or DME
!¡ Termination switch
Set to ON to terminate Connector CN8!™.
!™ Connector CN8 (50-pin, half-pitch)
Connect to the PC connector on the PC Interface Unit,
using the supplied 50-pin remote control cable.
!£ Connector CN4 (BNC type)
Reference signal input.
6 AUX1 to AUX3 connectors
5 DMEs connector
2 TERMINAL connector (D-sub 9-pin, RS-232C)
Unused.
3 EDITOR connector (D-sub 9-pin, RS-422A)
Unused.
7 GPI connector