From: sp@questor.org (Steve Pershing)
Newsgroups: comp.dcom.modems
Subject: Re: zyxel summary please?  (LONG)
Date: Thu, 21 Jan 93 11:56:15 PST
Organization: Questor|Free Usenet News|Vancouver, BC: +1 604 681 0670

lfm@pgroup.com (Larry Meadows) writes:

|> 
|> Would someone be interested in posting a summary of all the Zyxel modems?
|> I see that they have 7 models, ranging from $350 to $700.  Which ones
|> have which features?

OK... we sell them here, and at *very* reasonable prices.  You can
get all the price info by sending e-mail to:  mail-server@questor.org

and in the BODY of the text, putting some commands:

help
dir
get usacost.txt
end


In response to your request for a summary, here is one from ZyXEL on
features:

========================================================================
The U-1496 Series Universal Modem


U-1496+     External stand-alone model with 20x2 LCD display and menu
            control.  Includes 4 W leased line support and 16800 data,
            upgradable to ZyXEL 19.2 Kbps, 14400 Fax with Voice. 

U-1496      External stand-alone model with 20X2 LCD display and menu
            control.  Includes 4 W leased line support and 16800 data,
            14400 Fax with Voice.

U-1496E+    External stand-alone model with LED status display. Includes 
            2-wire leased and dial-up line application, with 16800 
            data upgradable to ZyXEL 19.2 Kbps, 14400 Fax with Voice.

U-1496E     External stand-alone model with LED status display. Supports 
            2-wire leased and dial-up line application, with 16800 data
            14400 Fax with Voice. 

U-1496B/144 PC internal card version. Supports 2-wire leased and dial-up 
            line application, with 14400 data, 14400 Fax.

U-1496B/168 PC internal card version. Includes 2-wire leased and dial-up 
            line application, with 16800 data, 14400 Fax and Voice.

U-1496R     Rackmount version modem card, supports 2 W leased and dial-up
            line, 16800 data upgradable to ZyXEL 19200, 14400 Fax with 
            Voice.  Can be controlled by local NMS.

U-1496RN    Rackmount version modem card, supports 4/2 W leased and dial-up
            line, 16800 data upgradable to ZyXEL 19200, 14400 Fax with 
            Voice.  Can be controlled by local and remote NMS.

RS-1600     Rack System Chassis with 16 modem slots and 40 X 4 LCD display
            and Menu Tree, single power supply.

RS-1600N    Rack System Chassis with 16 modem slots and 40 X 4 LCD display
            and Menu Tree, with redundant power supply (1993/1q) and NMS 
            control card, NMS software (1993/1q).

Compatibility


The ZyXEL U-1496 series modem is a high performance universal modem capable 
of transmission speed of up to 19.2/16.8 Kbps on a 2-wire full duplex mode. 
Universal compatibility covers a broad range of CCITT and BELL standards, 
and provides data compression and error free transmission.

Various operation modes that can be achieved are listed in the following 
table:

                Bit rate        Baud rate       Modulation      Carrier 
                (+/-0.01%)      (+/-0.01%)                      Freq   
                bps             baud                            Hz    

ZyX 19200       19,200
ZyX 16800       16,800
V.33            14,400          2400            128-TCM         1800  
V.33            12,000          2400            64-TCM          1800  
V.32bis         14,400          2400            128-TCM         1800  
V.32bis         12,000          2400            64-TCM          1800  
V.32bis         9,600           2400            32-TCM          1800  
V.32bis         7,200           2400            16-TCM          1800  
V.32            9,600           2400            32-TCM          1800  
V.32 uncoded    9,600           2400            16-QAM          1800  
V.32            4,800           2400            4-DPSK          1800  
V.29            9,600           2400            16-QAM          1700  
V.29            7,200           2400            8-QAM           1700  
V.29            4,800           2400            4-DPSK          1700  
V.27ter         4,800           1600            8-PSK           1800  
V.27ter         2,400           1200            4-DPSK          1800  
V.22bis         2,400           600             16-QAM          1200  Orig. 
                                                                2400  Ans.
V.22            1,200           600             4-DPSK          1200  Orig. 
(BELL 212A)                                                     2400  Ans.
G3 Fax  implemented according to T.30, V.17, V.29 and V.27ter.

1800 Hz guard tone for V.22bis/V.22 answer mode, 6 dB below data signal level.

Note:   The U-1496R, U-1496E, U-1496E+, and U-1496B do not support the
        V.33 14.4/12.0, V.29 9.6/7.2/4.8, or V.27ter 4.8/2.4 Kpbs standards.

All models have the G3 Fax send and receive capability with PC Fax software
Mac software available as an option.


The U-1496 Series Standard Features

        Synchronous/Asynchronous operations for external stand-
        alone model and rackmount model.

        Asynchronous operations for PC internal card model.

        MNP class 3/4/5 error correction/data compression.

        V.42/V.42bis error correction/data compression.

        Extended AT command set.

        V.25bis command set.  (Not available on U-1496B)

        Operate on 2-wire dial-up line or 2/4-wire leased line.
        (4-wire leased line on U-1496, U-1496+, and U-1496R only)

        Auto-dial/answer and Manual originate/answer.

        Tone/Pulse dialing.

        Dial tone, busy, and ringback detection.

        Programmable speaker volume control.

        Non-volatile memory storage.

        Diagnostics available for:
                Modem full self test
                Analog loopback (w/ self test)
                Remote digital loopback (w/ self test)
                Digital loopback

        XON/XOFF or RTS/CTS flow control.

        Line status monitoring available for: (U-1496, U-1496+, U-1496R)
                Signal-to-noise ratio
                Receive signal level
                Frequency offset
                Phase jitter
                Retrain granted
                Retrain requested
                Round trip echo delay
                Carrier loss counter

        20 X 2  LCD display and directional keypads. (U-1496, U-1496+)

        G3 Fax capability.

        Caller ID (CND) support

        Distinctive Ring

        Voice Digitizing
                ADPCM 3 bit 28800 bps
                ADPCM 2 bit 19600 bps
                CELP         9600 bps (only in Plus models)
MODEM FEATURE CHART
                                   ZyXEL   ZyXEL  ZyXEL   ZyXEL    ZyXEL 
                                   U-1496+ U-1496 U-1496B U-1496E+ U-1496E
                                   
                                        
Physical                           EXT     EXT    INT     EXT      EXT

External Model                     V       V              V        V
Internal Model                                    V
Number of LED lights               6       6      N/A     12       12
Full LCD Menu Tree                 V       V

Speed and Compatibility                         
                                   
ZyXEL 19.2 Kbps                    *                      *
ZyXEL 16.8 Kbps                    V       V      Opt.    V        V
V.32bis 14.4, 12.0, 7.2 kbps       V       V      V       V        V
V.32 9.6, 4.8 kbps                 V       V      V       V        V
V.23 1200/75 bps                   V       V      V       V        V
V.22bis 2400 bps                   V       V      V       V        V
V.22/BELL 212A 1200 bps            V       V      V       V        V
V.21/BELL 103 300 bps              V       V      V       V        V
V.33 14.4, 12.0 kbps               V       V
V.29 9.6, 7.2, 4.8 kbps            V       V
V.27ter 4.8, 2.4 kbps              V       V
HST 14.4, 12.0, 9.6, 4.8 kbps                   
G3 FAX, 9.6 kpbs                   V       V      V       V        V
G3 FAX, V.17 14,400 kbps           V       V      V       V        V
EIA Class 2 FAX Standard           V       V      V       V        V
Asynchronous Transmission          V       V      V       V        V
Synchronous Transmission           V       V              V        V
Dynamic Online Full back/forward   V       V      V       V        V
Auto Speed Detect                  V       V      V       V        V

Error Correction/Data Compression                       
MNP 3-4                            V       V      V       V        V
MNP 5                              V       V      V       V        V
V.42                               V       V      V       V        V
V.42bis                            V       V      V       V        V

Throughput / DTE rate              

Max. Throughput Possible (K)       76.8    57.6   57.6    76.8     57.6
DTE speed (K) (max)                76.8    57.6   57.6    76.8     57.6

                                   ZyXEL   ZyXEL  ZyXEL   ZyXEL    ZyXEL
                                   U-1496+ U-1496 U-1496B U-1496E+ U-1496E
Operation Mode                          

2-Wire Dial Up                     V       V      V       V        V
2-Wire Leased                      V       V      V       V        V
4-Wire Leased                      V       V
Dial Backup                        V       V

Diagnostic Modes                                

Remote Digital Loopback            V       V      V       V        V
Analog Loopback                    V       V      V       V        V
Digital Loopback                   V       V      V       V        V
On line, line condition monitoring V       V
Read/Write Remote Configuration    V       V      V       V        V
Reset Remote Configuration         V       V      V       V        V

Security                                

Password Protection                V       V      V       V        V
Automatic Call Back                V       V      V       V        V

Other 

Caller ID (CND) detection          V       V      V       V        V
Distinctive Ring                   V       V      V       V        V
Voice Digitizing                   V       V      Opt.    V        V

Also Included                           

Telephone Cord (RJ-11)             V       V      V       V        V
RJ-45 Cord                         V       V
AC Power Adaptor                   V       V              V        V
Communication Software                  
ZFAX Voice and Fax Utility         V       V      V       V        V
Warranty, Parts and Labor (years)  5       5      5       5        5
Money Back (days)                  30      30     30      30       30

V = Standard Feature        
* = Can be upgraded         
Opt. = Optional

List Price                        $989     899    449     649      469
                                                  469 for U-1496B/168        

U-1496R has features that are similar to U-1496E+ and U-1496RN has features
that are similar to U-1496+, both U-1496R and U-1496RN will utilize the 
40 X 4 LCD display and Menu Tree that come with the Rack.

U-1496R   $  899
U-1496RN  $ 1099
RS1600    $ 1299
RS1600N   $ 1950
U-1496/U-1496+ Front Panel 

There are 6 LED indicators, a 20 X 2 LCD display, and four arrow key.

U-1496/U-1496+ Front Panel Indicators

LED Indicators

        PWR     Power ON indicator, lights up when U-1496 is turned ON.

        OH      Off-Hook indicator, lights up when U-1496 is in data mode
                or off-hook, and goes out when U-1496 is in  talk  mode or
                on-hook.

        AA      Auto-Answer indicator, lights up when U-1496 is in the Auto-
                Answer Mode; flashes when modem rings.

        DTR     Data Terminal Ready indicator, lights up when your DTE or
                Computer indicates that it is ready to begin communication.

        TXD     Transmit indicator, flashes when your DTE/Computer trans-
                mits data on the serial port.

        RXD     Receive indicator, flashes when your DTE/Computer recei-
                ves data on the serial port.


U-1496 Front Panel Arrow Keys

The four arrow keys are for the panel operation manipulation.  They 
are for intuitive menu tree operation and status display. 

U-1496/U-1496+ Rear Panel 

The following explains the connectors and switch on the rear panel.

      POWER     Power switch, turns the U-1496 ON or OFF.

      POWER     Input terminal for power adapter.
      JACK
                NOTE: Use only ZyXEL power adapter supplied with the unit.
                Connecting any other adapter will result in inoperability
                of the U-1496, and could cause serious damage to the U-1496.

      LEASED    Leased-line JM8 terminal jack, for connection to a 2/4
      LINE      wire leased line.

      DIAL-UP   Dial-up line  RJ11  terminal jack, for connection to a 2<197>
      LINE      wire dial-up line.

      PHONE     Telephone line RJ11 terminal jack,  for  connection to a 
                telephone set.

      EIA-232D  Serial  port  DB25S  connector,  for connection to the 
                serial port of DTE.  Pin assignments are presented in 
                appendix A for your reference.


U-1496E/U-1496E+ Front Panel

There are 12 LED indicators and two switches.

U-1496E/U-1496E+ Front Panel Indicators

LED indicators

HS      High Speed indicator, lights up when modem is in V.32 or 
        V.32bis mode.

AA      Auto-Answer indicator, lights up when modem is in the Auto-
        Answer mode; flashes when modem rings.

CD      Carrier Detect indicator, lights up when a valid carrier is pre-
        sent on the line.

OH      Off-Hook indicator, lights up when modem is in data mode
        or off-hook, and goes out when modem is in voice mode or
        on-hook.

DTR     Data Terminal Ready indicator, lights up when the DTE or
        Computer indicates that it is ready for communication.

DSR     Data Set Ready indicator, lights up when modem is ready
        for communication.

CTS     Clear To Send indicator, lights up when modem can accept
        data for transmission.

TXD     Transmit Data indicator, flashes when DTE/Computer is tran-
        smitting data on the serial port.

RXD     Receive Data indicator, flashes when the DTE/Computer is
        receiving data on the serial port.

EC      Error Control indicator, lights up when modem is operated
        in an error control mode like MNP-4 or V.42.

SQ      Signal  Quality  indicator,  lights  up  when signal  quality  is
        good; flashes when it is on margin.

TST     Test indicator, lights up when modem is in a test mode.


U-1496E/U-1496E+ Front Panel Switches

VOICE/DATA      A toggle switch that toggles the modem on-line
                (off-hook,  DATA mode)   or   off-line   (on-hook, 
                VOICE mode, the telephone  set  is  connected
                to the line).

ANS/ORG         A locked switch,  it determines the modem is in
                originate    mode   or  answer   mode  when   the
                modem goes  off-hook  by  toggling  the VOICE/
                DATA switch. Locked up position  means answer
                mode and locked down position means originate
                mode.


U-1496E/U-1496E+ Rear Panel 

U-1496E/U-1496E+ rear panel is the same as the U-1496/U-1496+
except that U-1496E/U-1496E+ does not have the leased line jack. 
Refer to the U-1496/U-1496+ rear panel explanation for the U-1496E/U-1496E+ 
rear panel information.
========================================================================--
    Steve Pershing, SysAdmin  <sp@questor.org>    The QUESTOR Project
  FREE access to Environ, Sci, Med, & AIDS news, and more.  [also UUCP]
    on a ZyXEL-U1496S+  =>  v.42bis, v.32bis, v.33, up to 16,800bps.
                 -=-         -=-         -=-         -=-
   Fones: (+1 604)  Data: 681-0670  Telefax: 682-6160  Voice: 682-6659


Newsgroups: comp.dcom.modems