2-16 (E)
VSR-2000A
2-6-8. PU-122 Board
Switches
n
Do not change the setting of the switch described as “Factory use only”
Ref. No. Address
Name
Function
Factory setting
S101
(C-7)
Mode select switch
Sets the operating mode of CPU (IC101).
S101-1 : Operating mode setting
OFF : Monitor mode
ON : Normal mode
S101-2 : RS-232C channel setting
OFF : CH-0
ON : CH-1
S101-3 : Factory use only
S101-4 : Factory use only
S102
(C-7)
Reset switch
Initialize the PU-122 board
––––––
LED
Ref. No. Address
Color
Name
Function
Normal condition
D102
(G-8)
Yellowish green
CPU RUN
For checking CPU operations
Lights up
S101
S102
1
2
3
4
5
6
7
8
A
B
C
D
E
F
G
H
J
K
D102
Side A (Component side)
2-6. Function of Switches/LEDs on Board
1
2
3
4
ON
