Ecom Instruments Ex-GSM 01 - Manual (Page 21)

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The module PIN is required to access the information in the security module.
The module PIN is supplied with the SIM card if the SIM card has a security
module in it.
The signing PIN is required for the digital signature. The signing PIN is supp-
lied with the SIM card if the SIM card has a security module in it.
If you key in an incorrect PIN code three times in succession, the phone
may display PIN blocked or PIN code blocked PIN code blocked, for exam-
ple, and ask you to enter the PUK code.
• PUK and PUK2 codes (8 digits)
The personal unblocking key (PUK) code is required to change a blocked
PIN code. The PUK2 code is required to change a blocked PIN2 code.
If the codes are not supplied with the SIM card, contact your local service
provider for the codes.
• Barring password (4 digits)
The barring password is required when using the Call barring service.
You can obtain the password from your service provider.
• Wallet code (4 to 10 digits)
The wallet code is required to access wallet services. If you key in an incor-
rect wallet code three times, the wallet application is blocked for 5 minutes.
After the next three incorrect attempts, the length of time for which the appli-
cation is blocked will be doubled.
11 Repairs
Repair work is subject to the nationally valid regulations and directives. We
therefore recommend that such work be performed by ecom instruments
GmbH, Germany, as all repairs must be examined to ensure functional safety.
12 Care and maintenance
Your device is a product of superior design and craftsmanship and should be
treated with care. The suggestions below will help you protect your warranty
coverage.
• Keep the device dry. Precipitation, humidity and all types of liquids or
moisture can contain minerals that will corrode electronic circuits. If your