Elo TouchSystems IntelliTouch Ultra, Product Manual, Page: 76 / 105

Hardwar Hardware Troubles e Troubleshooting hooting
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E281-2303 ADB Controller E281-2303 ADB Controller
This controller has a two-byte diagnostic code displayed in the form AA-BB by This controller has a two-byte diagnostic code displayed in the form AA-BB by
the MonitorMouse for Macintosh Touchscreen Control Panel. The AA byte is
the MonitorMouse for Macintosh Touchscreen Control Panel. The AA byte is
defined below. The BB byte is the same as the E281-4035 controller, defined
defined below. The BB byte is the same as the E281-4035 controller, defined
above.
above.
A AA A V Va allu ue e
B Biitt ((h he ex x)) D De es sc crriip pttiio on n
7 7 8 80 0 R Re es se errv ve ed d
6 6 4 40 0 C Co om mm mu un niic ca attiio on n ffa aiillu urre e b be ettw we ee en n tth he e ttw wo o o on n--
board microprocessors board microprocessors
5 5 2 20 0 R Re es se errv ve ed d
4 4 1 10 0 R Re es se errv ve ed d
3 3 0 08 8 R RA AM M rre ea ad d//w wrriitte e tte es st t ffa aiillu urre e
2 2 0 04 4 R RO OM M c ch he ec ck ks su um m tte es st t ffa aiillu urre e
1 1 0 02 2 M Miic crro op prro oc ce es ss so or r llo og giic c//rre eg giis stte er r tte es st t ffa aiillu urre e
0 0 0 01 1 R Re es se errv ve ed d
DB9 and DB25 Connector Pin Positions DB9 and DB25 Connector Pin Positions
The following figure is useful when locating pin positions on DB9 and DB25 The following figure is useful when locating pin positions on DB9 and DB25
connectors.
connectors.
Figure A-3. DB9 and DB25 Connector Pin Positions Figure A-3. DB9 and DB25 Connector Pin Positions