User Guide

NPL-4/5
System Module and User Interface Nokia Customer Care
Page 6 Copyright © 2004 Nokia Corporation. All rights reserved. Issue 1 05/04
Fig 22 Timing and Voltage Level l ............................................................................................................. 60
Fig 23 What Happened on Calibration (Track on x/y Plane while rotating) ................................. 63
Fig 24 Clock Distribution Diagram............................................................................................................ 65
Fig 25 User Interface Connections............................................................................................................ 66
Fig 26 Display Block ...................................................................................................................................... 66
Fig 27 UI Board............................................................................................................................................... 67
Fig 28 VLED Voltage Supply........................................................................................................................ 68
Fig 29 Keyboard Led Driver and Control Diagram ................................................................................69
Fig 30 Display and Air Bubble LEDs driver and Control Diagram..................................................... 69
Fig 31 Flashlight Driver and Control ........................................................................................................ 70
Fig 32 Microphone Connection.................................................................................................................. 70
Fig 33 IEarpiece Connection....................................................................................................................... 71
Fig 34 IHF Connection.................................................................................................................................. 71
Fig 35 NPL-4/5 Audio Connections .......................................................................................................... 73
Fig 36 RF Frequency plan............................................................................................................................. 75
Fig 37 Power distribution diagram ......................................................................................................... 77
Fig 38 RF Block Diagram.............................................................................................................................. 79
Fig 39 Antenna Switch Module ................................................................................................................ 83
Fig 40 Power Amplifier ................................................................................................................................ 84