ZyXEL Elite 2864ID¶

• Table of contents
• ZyXEL Elite 2864ID
  • Hardware
    • Case
    • Power Supply
    • Main Board
    • ISDN Daughter Board
    • LED Board
  • AT-commands
    • Important AT-commands
  • Firmware

A once popular ISDN Terminal Adapter made by Zyxel.

• Zyxel_Elite_2864I-datasheet.pdf
• Zyxel_Elite_2864I-users-manual-v2.0.pdf
• Zyxel_Elite_2864I-ISDN-Ergänzungshandbuch-für-die-Modems-der-2864I-Serie.pdf (german)

Hardware¶

Case¶

Power Supply¶

Model: Zy-9530
Part No:70-002653030

Main Board¶

Elite 2864 Main Board
PN: 45-401-046A30

We can see here:

• ZyXEL ZX1011
• ZyXEL ZX1012
• ZyXEL ZX1013
• BB PCM56U (Digital to Analog Converter) PCM56.pdf
• 2 x National DS1488A (Quad Line Driver) DS1488.pdf
• 2 x National DS1489A (Quad Line Driver) DS1489.pdf
• 2 x Toshiba 74HC4053D (Triple 2-Channel Analog Multiplexer/Demultiplexer) 74HC4053D.pdf
• 2 x Toshiba 74HC125D (Quad Bus Buffer) 74HC125D.pdf
• 2 x Toshiba 74HC14D (Hex Inverter) 74HC14D.pdf
• 2 x ISSI IS61C256AH (32K x 8 High-Speed CMOS Static RAM) IS61C256AH.pdf
• 6 x TI 7407 (Hex Buffers and Drivers With Open-Collector High-Voltage Outputs) SN7407.pdf
• 2 x SEC SKM681000B (128K x8 bit Low Power CMOS SRAM) KM681000.pdf
• 2 x Intel PA28F400BX (4-Mbit (256K x16 512K x8) Boot Block Flash Memory) PA28F400BX.pdf
• Toshiba TC5117400BSJ (4.194.304 WORD x4 Bit DRAM) TC5117400BSJ.pdf
• Motorola LS245 (Bus Transceiver)
• Motorola XAA450

ISDN Daughter Board¶

ISDN MODULE
PN:45-401-037B00

We can see here:

top side

• Siemens PEB 2086 N ISAC-S V1.1 PEB2086N.pdf
• Siemens PSB 2160 N ARCOFI V2.2 (Audio Ringing Codec Filter) PSB2160N.pdf
• Motorola MC33120 (Subscriber Loop Interface Circuit) MC33120.pdf
• NAiS TQ2-5V (LOW PROFILE 2 FORM C RELAY) TQ2-5V.pdf
• National LM1458N (Dual Operation Aplifier) LM1458.pdf
• ST UC3843AN (PWM Controller) UC3842A.pdf
• TI TP3057BN (PCM Codec and Filter) TP3054B.pdf
• VALOR PT5069

back side

• Nexperia 74HC04D (Hex inverter) 74HCHCT04.pdf
• Nexperia 74HC00D (Quad 2-input NAND gate) 74HCHCT00.pdf

LED Board¶

Elite 2864 LED Board
PN: 45-201-016A10

AT-commands¶

minicom -D /dev/ttyUSB0 -b 115200

ATI0
28642

OK
ATI1

Elite 2864I DSS1:  V 3.01
Internal fax/modem:  V 3.00a
ED0D

OK
ATI2

   ZyXEL MODEMS LINK STATUS REPORT

   Chars Sent             0     Chars Received          0·
   Octets Sent            0     Octets Received         0·
   Blocks Sent            0     Blocks Received         0·
   Blocks Resent          0     Max Outstanding         0·
   Max Block Size         0     Retrains Requested      0·
   Link Duration          0     Retrains Granted        0·
   FRN Requested          0     FRN Granted             0·
   FCS Errors             0     Round Trip Delay        0·
   Xmitter Underrun       0     Receiver Overrun        0·
   Last Speed/Protocol     14400

   Disconnect Reason      Local hang up

OK
ATI3

ZyXEL ISDN MODEM LINK STATUS REPORT

Connect DTE Speed     : CONNECT 115200
Error Control Level   : LAPB 
Protocol Link Speed   : X.75 64000
Cause                 : Normal call clearing
Cause Value           : 16
Bytes Received        : 0
Bytes Sent            : 0
HDLC FCS Error        : 0
HDLC Receive Overrun  : 0
HDLC Transmit Underrun: 1

OK
...
...
...
ATI9
($ZYX32ED\0000ED0D\MODEM\\  Elite 2864I APCM DSS1:  V 3.01   19)

OK
...
...
...
ATI11

Async-to-Sync PPP Connection Report

  Host CCP   : On
  Auth type  :   Multilink  : Disabled
  Compression: Off/Off
  BACP/BAP   : Off
  BOD        : Disabled
    Persist  : Add·
OK

Important AT-commands¶

# show current settings
AT&V

# set MSN (5210)
AT&ZO=Y45210

# set ISDN B-channel protocol (see table below for possible values)
ATBxx

# use X.75
ATB00

# make an ISDN call to 12345
ATDI12345

Firmware¶

Elite_2864I_2.10.zip
Elite_2864I_2.11.zip
Elite_2864I_2.12.zip
Elite_2864I_3.00.zip
Elite_2864I_3.01.zip