User Manual
Table Of Contents
- Document History
- Introduction
- Product Concept
- GSM Application Interface
- GSM/GPRS Operating Modes
- Power Supply
- Power Up / Down Scenarios
- Automatic GPRS Multislot Class Change
- Charging Control of the GSM Part
- Power Saving
- Summary of State Transitions (Except SLEEP Mode)
- RTC Backup for GSM Part of XT55/56
- Serial Interfaces of the XT55/56 GSM Part
- Audio Interfaces
- SIM Interface
- Control Signals
- GPS Application Interface
- GSM and GPS Antenna Interfaces
- Electrical, Reliability and Radio Characteristics
- Mechanics
- Reference Approval
- Example Applications
- List of Parts and Accessories
XT55/56 Hardware Interface Description
Confidential / Preliminary
s
XT55/56_hd_v02.96 Page 117 of 125 18.08.2005
8 Reference Approval
8.1 Reference Equipment for Type Approval
The Siemens reference setup submitted to type approve XT55/56 consists of the following
components:
• Siemens XT55/56 cellular engine
• Development Support Box (DSB45)
• Flex cable (160 mm) from Hirose DF12C receptacle on XT55/56 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
GP
GSM engine
PC
Power supply
SIM
Flex cable
160mm
RS-232
DAI Box
DSB45
Handset
A
coustic tester
GPS engine
A
ntenna or 50 Ω
cable to system
simulator
A
ntenna
cable
DAI cable for
acoustic measuring
A
ctive GPS antenna
Figure 55: Reference equipment for approval