![Sony GY-2120WD Maintenance Manual Download Page 18](http://html.mh-extra.com/html/sony/gy-2120wd/gy-2120wd_maintenance-manual_410991018.webp)
1-8
GY-2120WD/WS
1-3. Setting of Switches and Jumper Plugs on Board
1-3. Setting of Switches and Jumper
Plugs on Board
IF682/683 board
Switches on IF-682/683 board
.
S201
This switch (4-pin DIP switch) is used during factory
setting.
Factory setting: All OFF
.
S202
This switch (8-pin DIP switch) is used during factory
setting.
Factory setting: All OFF
.
JP101
This jumper plug is used to select the term power output
of SCSI.
ON SHORT: Term power output ON
OFF SHORT: Term power output OFF
Factory setting: ON SHORT
.
JP102 and JP103
These jumper plugs are used to select the SCSI chip
mode and firmware.
The firmware is selected by the setting below.
JP102
JP103
SHORT
OPEN
For GY-2120WD/2120WS
OPEN
SHORT
For DMS-B9WD/B9WS
Factory setting:
JP102
JP103
SHORT
OPEN
A
B
C
D
S201
S202
CN103
JP102
JP103
JP101
ON OFF
Summary of Contents for GY-2120WD
Page 10: ......
Page 224: ......
Page 437: ...7 3 GY 2120WD WS Index Mechanical Deck Overall Block 6 7 9 8 2 1 3 4 5 ...
Page 469: ...8 1 GY 2120WD WS 8 1 Section 8 Block Diagrams Frame Wiring ...
Page 476: ......
Page 482: ......