WESTERN DATACOM COMPANY, INC.
WORLDCOM 202
| 
 Card Type  | 
 Modem (asynchronous)  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 Maximum Data Rate  | 
 1200bps  | 
| 
 Data Bus  | 
 External  | 
| 
 Data Modulation Protocol  | 
 Bell 202 ITU-T V.23  | 

| 
 CONNECTIONS  | ||||||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | |||
| 
 Serial port  | 
 CN1  | 
 Line in/out  | 
 CN4  | |||
| 
 DC power  | 
 CN2  | 
 Volume control  | 
 R1  | |||
| 
 Line in/out  | 
 CN3  | 
 Power switch  | 
 SW1  | |||
| 
 USER CONFIGURABLE SETTINGS  | ||
| 
 Setting  | 
 Label  | 
 Position  | 
| 
 í Auto-answer enabled | 
 SW2/1  | 
 On  | 
| 
 Auto-answer disabled  | 
 SW2/1  | 
 Off  | 
| 
 í Factory configured - do not alter | 
 SW2/4  | 
 N/A  | 
| 
 í Factory configured - do not alter | 
 SW2/5  | 
 N/A  | 
| 
 í Power-up with user configuration | 
 SW2/6  | 
 Off  | 
| 
 Power-up with factory configuration  | 
 SW2/6  | 
 On  | 
| 
 í RTS signal normal | 
 SW2/7  | 
 Off  | 
| 
 RTS signal forced high  | 
 SW2/7  | 
 On  | 
| 
 í DTR signal normal | 
 SW2/8  | 
 Off  | 
| 
 DTR signal forced high  | 
 SW2/8  | 
 On  | 
| 
 í Factory configuration 0 - normal use | 
 SW3  | 
 Off  | 
| 
 Factory configuration 1 - for analog loop-back tests  | 
 SW3  | 
 On  | 
Note: The exact location and orientation of SW2 is unidentified. | ||
| 
 SECONDARY WIRE PAIR (MODE INDICATE)  | ||
| 
 Setting  | 
 SW2/2  | 
 SW2/3  | 
| 
 í Secondary pair not used | 
 Off  | 
 Off  | 
| 
 Secondary pair used  | 
 On  | 
 On  | 
| 
 DIAGNOSTIC LED(S)  | |||
| 
 LED  | 
 Color  | 
 Status  | 
 Condition  | 
| 
 LED1  | 
 Unidentified  | 
 On  | 
 Modem is off-hook  | 
| 
 LED1  | 
 Unidentified  | 
 Off  | 
 Modem is on-hook  | 
| 
 LED2  | 
 Unidentified  | 
 On  | 
 DSR signal is high  | 
| 
 LED2  | 
 Unidentified  | 
 Off  | 
 DSR signal is low  | 
| 
 LED3  | 
 Unidentified  | 
 On  | 
 DTR signal is high  | 
| 
 LED3  | 
 Unidentified  | 
 Off  | 
 DTR signal is low  | 
| 
 LED4  | 
 Unidentified  | 
 On  | 
 RTS signal is high  | 
| 
 LED4  | 
 Unidentified  | 
 Off  | 
 RTS signal is low  |