Aria Aria-130, Руководство по установке

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Aria-130 Digital Key Telephone System Issue: 1.2
Installation Manual
91
Function of various connectors
Connector Function Remark
CN1 Serial interface connector( 4pin) for trace Note 1
CN2 For the purpose of development Note 2
CN3, CN6, CN7 Not used
CN4~CN5 VCEU expansion connector
CN8~CN9 FMEU expansion connector
PJ1, PJ2 Not used
Table 3.4.49 Connector on VMIB
•
Note:
1. CN1: Trace for the purpose of development and maintenance.
The external module for RS-232C serial interface should be required for trace using this
connector. See GDK-TRC1 in section 2.4.15.
2. CN2: It is impossible to use them for user access.
These connectors are usually used for the purpose of development and production test.
Function of various switches
Switch Function Remark
SW1 SRAM back-up when power interruption or failure ON
SW2 CPU reset
SW3, SW5 Not used Not Used
SW4 Service/Normal Normal
Table 3.4.50 Switch on VMIB
•
Note:
1. SW1: This is for the purpose of SRAM back-up for ACD/UCD announcement.
It should be turned ON during installing the VMIB, to protect announcements in the case of a
power fail.
“ Caution :
Not function properly if battery is incorrectly replaced. Replace only with the same or
equivalent type recommended by the manufacturer. Dispose of used batteries according
to the manufacturers instruction.”
2. SW4 : This is for the purpose of the state of “in service” or “normal operation”.
3. VMIB can be installed in the universal slot No 1 ~ 6 of any KSU.
Add-on boards: FMEU, VCEU