After Sales Technical Documentation NHD–4 Series Transceivers Service Tools Original 11/97
NHD–4 Service Tools PAMS Technical Documentation CONTENTS Phone and Service Accessories Connections . . . . . . . . . . . . . . . . . . . . . . . . MBUS Link . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Equipment Setup For Tuning A Phone With Covers . . . . . . . . . . . . . . . . Equipment Setup For Tuning A Phone Without covers . . . . . . . . . . . . . Service Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NHD–4 PAMS Technical Documentation Service Tools Phone and Service Accessories Connections MBUS Link Original 11/97 Page 3
NHD–4 PAMS Technical Documentation Service Tools Equipment Setup For Tuning A Phone With Covers Page 4 Item: Service accessory: Product code: 2 3 4 6 8 9 11 12 13 14 15 16 – Audio cable, ADS–1 Modular cable, XCM–1 Power Connector, PCS–1 Dummy battery, BTS–4 RS–232 adapter (9 pin to 25 pin) Service box, JBS–7 PC/M2BUS adapter, DAU–2 BCN cable (not available) Battery tester BT–20 Banana cable (not available) Banana cable (not available) Service Software diskette 3.
NHD–4 PAMS Technical Documentation Service Tools Equipment Setup For Tuning A Phone Without covers Item: Service accessory: Product code: 2 3 4 7 8 9 11 16 17 – Audio cable, ADS–1 Modular cable, XCM–1 Power connector, PCS–1 Test frame, JBS–8 RS–232 adapter (9 pin to 25 pin) Service box, JBS–7 PC/M2BUS adapter, DAU–2 Wintesla diskette 3.
NHD–4 PAMS Service Tools Technical Documentation Service Accessories Audio Cable ADS–1 Product code: 0730011 Audio cable is an adapter routing AF signals (MIC/EAR) from 8 pin modular connector to two BNC connectors. Power Connector PCS–1 Product code: 0730012 Suitable adapter between JBS–7 and the power supply.
NHD–4 PAMS Technical Documentation Service Tools PC/MBUS Adapter DAU–2 Product code: 0750006 DAU–2 is connected between the phone and the serial (COM) port of the PC. It matches the M2BUS data bus signals to the serial data bus of the computer. SW Security Device ”Dongle” PKD–1 Product code: 0750018 SW security device ”Dongle” is a piece of hardware enabling the use of the PCLocals when connected to the parallel (LPT) port of the PC. Whitout the dongle present it is not possible to use the service SW.
NHD–4 PAMS Service Tools Technical Documentation Dummy Battery Pack BTS–4 Product code: 0770009 Dummy battery is convenient device when the battery reference voltage is to be programmed. JBS–7 has a voltage setting for supplying specified reference voltage needed for this programming. Of course the BTS can be used to substitute the normal battery also during normal testing, and optionally the input d.c. may be taken from some external power supply.
NHD–4 PAMS Technical Documentation Service Tools RF Adapter to Top Antenna Connector Product code: 0770011 AAS–3 provides a connection from top antenna connector to the measurement device. The accuracy of the connection is not as good as with bottom antenna connector.
NHD–4 PAMS Service Tools Technical Documentation Battery Adapter BDS–2 Product code: 0770013 Battery adapter is used when the condition of the battery pack is to be tested with either internal discharging feature, or with external capacity meter. It provides a suitable mechanical interface for charging and discharging. Test Frame JBS–8 Product code: 0770014 JBS–8 is used when the service work must be done without covers in the phone.
NHD–4 PAMS Technical Documentation Service Tools The phone’s radio module is placed into plastic frame, which provides the needed connections to the bottom– and battery connectors of the phone. RF connection is done by RF cable, which is as well included into the JBS–8. Suitable d.c. power supply regulation for JBS–8 concept is provided by example JBS–7. Note, that the UI module (flex) is not required in this environment.
NHD–4 PAMS Technical Documentation Service Tools Note: When tuning the NHC–1 analog mode maximum power, do not use more than 10 volts d.c. in the power supply input of the JBS–7. Flash Prommer FPS–3C Product code: Flash Programming Set: 0770110 0271330 FLASH prommer is used to update the main software of the phone, should that some day become necessary. Updating is done by first loading the new MCU software from PC to the FLASH prommer and then loading the new SW from prommer to the phone.
NHD–4 PAMS Technical Documentation Service Tools Modular Cable XCM–1 Product code: 4626131 XCM–1 is a standard 1 meter long flat cable with male modular–8 connectors in both ends. In a complete service concept three pieces of the XCM–1 is needed. Modular T–Adapter Product code: 4626134 Modular T–adapter is suitable branching unit to provide the needed parallel modular connections.
NHD–4 PAMS Service Tools Technical Documentation D9/D25 RS–232 Adapter Product code: 4626170 Suitable adapter between DAU–2 and computers having 9 pin D connector as a serial port.
