Service Manuals, User Guides, Schematic Diagrams or docs for : NOKIA Mobile Phone 7250-7250i 01-nhl4jx-genl
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Customer Care Solutions
NHL-4J/NHL-4JX Series Transceivers
General Information
Issue 2 06/03 Company Confidential Nokia Corporation
NHL-4J/NHL-4JX Company confidential
General Information CCS Technical Documentation
Table of Contents
Page No
NHL-4J/NHL-4JX Product Selection ............................................................................ 3
Accessories List ............................................................................................................. 4
Technical Specifications ................................................................................................ 6
General Specifications of Transceiver NHL-4J/NHL-4JX ..........................................6
Battery endurace........................................................................................................ 6
Environmental conditions ......................................................................................... 7
Transceiver Features ....................................................................................................8
Electrical Characteristics .............................................................................................9
Page 2 Nokia Corporation. Issue 2 06/03
Company confidential NHL-4J/
CCS Technical Documentation General Information
NHL-4J/NHL-4JX Product Selection
The NHL-4J/NHL-4JX (Nokia 7250/7250i) is a Triple Band transceiver unit designed
for the EGSM900 (including GSM), GSM1800 and GSM1900 networks. It is both
EGSM900 phase 2 power class 4 transceiver (2W) and GSM1800 / GSM1900 power class
1 (1W) transceiver.
NHL-4J/NHL-4JX Product and modules
Material code/
Name Type code Module code
module type
Basic transceiver Nokia 7250/ NHL-4J/NHL- 0508084
7250i 4JX
Radio module TB3 0201921
UI board TK8 0201920
Mechanics assembly parts 0262909
Software module ( basic SW ) On Flash memory
Figure 1: NHL-4J/NHL-4JX transceiver
Issue 2 06/03 Nokia Corporation. Page 3
NHL-4J/NHL-4JX Company confidential
General Information CCS Technical Documentation
Accessories List
Batteries Product code:
Battery BLD-3 720mAH Li-Ion 0670334
Chargers Product code:
AC Travel Charger ACP-7E (EUR) 207-253 Vac 0675144
AC Travel Charger ACP-7U (US) 108-132 Vac 0675143
AC Travel Charger ACP-7P (US) 207-253 Vac 0675147
AC Travel Charger ACP-7C (US) 198-242 Vac 0675158
AC Travel Charger ACP-7X (UK) 207-253 Vac 0675145
AC Travel Charger ACP-7H (UK) 180-220 Vac 0675146
AC Travel Charger ACP-7A (AUS) 216-264 Vac 0675148
Performance Travel Charger ACP-8E (EUR) 90-264 Vac 0675195
Performance Travel Charger ACP-8K (Korea) 90-264 Vac 0675199
Performance Travel Charger ACP-8X (UK) 90-264 Vac 0675197
Performance Travel Charger ACP-8U (US) 90-264 Vac 0675196
Performance Travel Charger ACP-8C (China) 90-264 Vac 0675211
Performance Travel Charger ACP-8A (Australia) 90-264 Vac 0675214
Performance Travel Charger ACP-9E (EUR) 0675149
Performance Travel Charger ACP-9U (US) 0675151
Performance Travel Charger ACP-9X (UK) 0675150
Performance Travel Charger ACP-9A (AUS) 0675152
Performance Travel Charger ACP-9J (US) 0675153
Performance Travel Charger ACP-9UR 0675159
Performance Travel Charger ACP-9UJ 0675169
Performance Travel Charger ACP-9C 0675204
Performance Travel Charger ACP-9UB 0675224
Performance Travel Charger ACP-9G 0675225
ACP-12E Travel Charger (EUR) 90-264 Vac 0675294
ACP-12X Travel Charger (UK) 90-264 Vac 0675296
ACP-12U Travel Charger (UK) 90-264 Vac 0675303
ACP-12UB Travel Charger (US) 90-264 Vac 0675203
ACP-12G Travel Charger (US) 90-264 Vac 0675295
ACP-12C Travel Charger (China) 90-264 Vac 0675297
Page 4 Nokia Corporation. Issue 2 06/03
Company confidential NHL-4J/
CCS Technical Documentation General Information
ACP-12A Travel Charger (Australia) 90-264 Vac 0675300
ACP-12AR Travel Charger (Argentina) 90-264 Vac 0675298
Portable and Office Accessories Product code:
Stereo Headset HDS-3 0694093
Inductive Loopset LPS-4 0630443
Cigarette Lighter Charger LCH-9 0675120
Connectivity Desk Stand DCV-14 0675323
Connectivity Adapter Cable DKU-5 0730235
Mobile Accessories: Carkit 126 Product code:
Handsfree unit HFU-4 0694103
Mobile Holder MBC-15S 0650041
Mounting plate MKU-1 0620036
Handsfree microphone HFM-8 0690016
External HF speaker HFS-12 0629009
System cable SCU-4 0630471
Power cable PCU-4 0630478
Privacy handset HSU-3 0650039
Headrest handsfree BHF-1 0694102
Boom headset HDB-4 0694094
Antenna Coupler AXF-15 0750189
Issue 2 06/03 Nokia Corporation. Page 5
NHL-4J/NHL-4JX Company confidential
General Information CCS Technical Documentation
Technical Specifications
General Specifications of Transceiver NHL-4J/NHL-4JX
Dimensions (mm) Weight Volume
Unit
(L x W x T) (g) (cm3)
Transceiver with BLD-3 720mAh Li- 106 x 44.2 x 18.9 92 72.8
Ion battery pack
Parameter Unit
Cellular System EGSM900, GSM1800 and GSM1900
RX Frequency Band EGSM900: 925 - 935 MHz
GSM1800: 1805 - 1880 MHz
GSM1900: 1930 - 1990 MHz
TX Frequency Band EGSM900: 880 - 890 MHz
GSM1800: 1710 - 1785 MHz
GSM1900: 1850 - 1910 MHz
Output Power EGSM900 : +5 ...+33 dBm / 3.2 mW ... 2 W
GSM1800: +0 ...+30 dBm / 1.0 mW ... 1 W
GSM1900: +0 ...+30 dBm / 1.0 mW ... 1 W
Number of RF Channels EGSM900: 174
GSM1800: 374
GSM1900: 300
Channel Spacing 200 kHz
Number of TX Power Levels EGSM900 *: 15
GSM1800: 16
GSM1900: 16
Note! Dual slot GSM900 data uses power class 5 (0.8W).
Battery endurace
Nokia measurements of the operational times in GSM 900/1800 are:
Talk time*
Battery : BLD-3 up to 2 ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo