DeTeWe ALIAN E1B21¶

Part Number: Mainboard H16B-1033-H920 E1B21-CE 28003 03A 0002 / MADE IN AUSTRALIA
Slot: 11

The E1B21 is a E1 interface board with 21 lines. The E1 lines could either be used for back-haul of the V5_Interface to the digital central office, or they could be used on the access side for ISDN PRI subscriber lines.

Hardware¶

Mainboard¶

• NEC TA46002-2078 / 01 / 9942KK003
• 6x Dallas DS21Q43ATN Quad E1 Framer
• Motorola MC68302CFC16C Integrated Multiprotocol Processor
• 2x HM628128BLFPI-8
• 2x HM628512BLFPI-7
• 2x 29F040A-90-X
• 2x empty PLCC32 socket (IC97/IC98)

• 2x MC143150B1FU1
• 2x CY7C136
• ST M27C256 (H505 692-03 IC71)
• ST M27C256 (H505 692-03 IC70)

Daughterboard¶

Part Number: H16B-6058-K810 E1B21 SUB CE 28006 02A 0002 / MADE IN AUSTRALIA

• 22x PM-T1045 Magnetics
• 11x LevelOne LXT332PE Dual T1/E1 LIU