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Micro House PC Hardware Library Volume II: Network Interface Cards And Modems Micro House PC Hardware Library Volume II: Network Interface Cards And Modems
by Micro House International, Inc. and Scott Mueller
Que, Macmillan Computer Publishing
ISBN: 078971664x   Pub Date: 06/17/98
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SERIAL PORT TYPE(CON'T)
Setting S6/1 S6/2 S6/3 S6/4 S6/5 S6/6 S6/7 S6/8
V.35 On On On On On On On On
V.36 Off Off Off Off Off Off Off Off
X.21 Off Off Off Off Off Off Off Off

DIAGNOSTIC LED(S)
LED Color Status Condition
LED1 Green On Power is on
LED1 Green Off Power is off
LED2 Green On DSU is receiving valid signal
LED2 Green Off DSU is not receiving valid signal
LED3 Green On DSU is operating as master clock source
LED3 Green Off DSU is operating as slave clock source
LED4 Red On DSU is in loopback test mode
LED4 Red Off DSU is not in loopback test mode

PHILIPS

FAX MODEM PCA33IM

Card Type Fax, Modem (asynchronous)
Chip Set Unidentified
Maximum Data Rate 33.6Kbps
Maximum Fax Rate 14.4Kbps
Data Bus 8-bit ISA
Fax Class Class I
Data Modulation Protocol Bell 103/212A
ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis, V.34, V.34+
Rockwell V.FC
Fax Modulation Protocol ITU-T V.17, V.21CH2, V.27ter, V.29
Error Correction/Compression MNP5, V.42, V.42bis

CONNECTIONS
Function Label Function Label
Line out/in - unidentified CN1 Line in/out - unidentified CN2

SERIAL PORT ADDRESS
Setting J3/A J3/B J3/C
COM1 (3F8h) Pins 2 & 3 closed Pins 2 & 3 closed Pins 2 & 3 closed
COM2 (2F8h) Pins 2 & 3 open Pins 2 & 3 closed Pins 2 & 3 closed
COM3 (3E8h) Pins 2 & 3 closed Pins 2 & 3 open Pins 2 & 3 closed
COM4 (2E8h) Pins 2 & 3 open Pins 2 & 3 open Pins 2 & 3 closed

INTERRUPT
Setting J2/A J2/B J2/C J2/D J2/E
2 Closed Open Open Open Open
3 Open Closed Open Open Open
4 Open Open Closed Open Open
5 Open Open Open Closed Open
7 Open Open Open Open Closed

Proprietary AT Command Set

AMPERSAND (&) COMMANDS
Type: Immediate
Format: AT [cmds] &$ [cmds]
Description: Displays all ampersand (&) commands

ANSWER MODE
Type: Configuration
Format: AT [cmds] Bn [cmds]
Description: Sets the protocol for answer mode
Command Function
B0ITU-T V.25 answer mode enabled
     B1 U.S. answer mode enabled

ARQ - BREAK LENGTH
Type: Register
Format: AT [cmds] S21=n [cmds]
Default: 10
Range: 0-255
Unit: .01 second
Description: Sets the length of break

ARQ MODES
Type: Configuration
Format: AT [cmds] Mn [cmds]
Description: Select the ARQ mode
Command Function
     &M0 Normal mode only enabled, ARQ error correction disabled
&M4Normal mode with ARQ error correction enabled
     &M5 ARQ error correction only enabled


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