User's Manual
Table Of Contents
- Document history
- Introduction
- Product concept
- Application Interface
- Antenna interface
- Electrical, reliability and radio characteristics
- Mechanics
- Reference Approval
- Design example
- List of parts and accessories

MC55/56 Hardware Interface Description
Confidential / Preliminary
s
MC55/56_hd_v03.00 Page 98 of 104 16.08.2005
7 Reference Approval
7.1 Reference Equipment for Type Approval
The Siemens reference setup submitted to type approve MC55/56 consists of the following
components:
• Siemens MC55/56 cellular engine
• Development Support Box (DSB45)
• Flex cable (160 mm) from Hirose DF12C receptacle on MC55/56 to Hirose DF12
connector on DSB45. Please note that this cable is not included in the scope of delivery
of DSB45.
• SIM card reader integrated on DSB45
• Handset type Votronic HH-SI-30.3/V1.1/0
• PC as MMI
GSM engine
PC
Power supply
SIM
Flex cable
160mm
RS-232
DAI Box
DSB45
Handset
A
coustic tester
A
ntenna or 50 Ω
cable to system
simulator
A
ntenna
DAI cable for
acoustic measuring
Figure 44: Reference equipment for approval