Unit Repair; Equipment Interconnection Points; Selv And Es1; Primary And Es3 - Nokia 7705 SAR-Hm Installation Manual

SAR-Hm and SAR-Hmc Chassis Installation Guide

2.4.2 Unit Repair

Return a damaged unit to an authorized Nokia repair center for service or repair.

2.4.3 Equipment Interconnection Points

Warning: Only connect like circuits: SELV to SELV or TNV-2 to TNV-2, as defined in IEC
60950-1, and ES1 to ES1 or ES2 to ES2, as defined in IEC 62368-1.
2.4.3.1
The following interconnection points on all 7705 SAR-Hm and 7705 SAR-Hmc
chassis are SELV or ES1 connections:
2.4.3.2
The following interconnection points on all HV-PS35 external power are Primary or
ES3 connections:

2.4.4 Prevention of Access

The 7705 SAR-Hm and 7705 SAR-Hmc must be accessible only to authorized,
trained service personnel. Install this apparatus in a restricted access location or
similar environment to prevent unauthorized access.
3HE 17810 AAAA TQZZA

SELV and ES1

• Ethernet (10/100Base-T) ports
• Alarm port
• Console port
• RS-232 ports
• DC power input terminal block

Primary and ES3

• AC
• HV DC (high voltage DC; from 88 VDC up to 300 VDC)
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