Nokia RM-512 Service Manual page 74

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Service manual (19 pages)

Service manual (20 pages)

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Table of Contents

Figure 36 Supply point at BT & FM IC (N6000) .....................................................................................................4–9

Figure 37 GSM900 RF controls window

Figure 38 GSM900 receiver troubleshooting

Figure 39 900 RX I/Q signal

Figure 40 GSM1800 RF controls

Figure 41 GSM1800 receiver troubleshooting

Figure 42 1800 RX I/Q signal

Figure 43 RX measurements point of the control voltages to FEM N7700

Figure 44 Measurement points at the RX SAW Filters – Z7600/Z7602

Figure 45 RX I/Q signals

Figure 46 GSM 900 RF controls window

Figure 47 GSM900 tarnsmitter troubleshooting

Figure 48 TX I/O

signal........................................................................................................................................

Figure 49 VC1, VC3 signals

Figure 50 TXP

signal............................................................................................................................................

Figure 51 TXC signals at PCL5

Figure 52 TXC signals at PCL19

Figure 53 GSM 1800 RF controls

Figure 54 GSM1800 transmitter troubleshooting

Figure 55 TX I/O

signal........................................................................................................................................

Figure 56 VC1, VC2, VC3 signals

Figure 57 TXP

signal............................................................................................................................................

Figure 58 TXC signals at PCL0

Figure 59 TXC signals at PCL15

Figure 60 GSM850 RF controls window

Figure 61 GSM850 receiver troubleshooting

Figure 62 850 RX I/Q signal

Figure 63 GSM 1900 RF controls

Figure 64 GSM1900 receiver troubleshooting

Figure 65 1900 RX I/Q signal

Figure 66 RX measurements point of the control voltages to FEM N7700

Figure 67 Measurement points at the RX SAW Filters – Z7600/Z7602

Figure 68 RX I/Q signals

Figure 69 GSM 850 RF controls window

Figure 70 GSM850 transmitter troubleshooting

Figure 71 TX I/O

signal........................................................................................................................................

Figure 72 VC1, VC3

signal....................................................................................................................................

Figure 73 TXP

signal............................................................................................................................................

Figure 74 TXC signals at PCL5

Figure 75 TXC signals at PCL19

Figure 76 GSM 1900 RF controls

Figure 77 GSM1900 transmitter troubleshooting

Figure 78 TX I/O

signal........................................................................................................................................

Figure 79 VC1, VC2, VC3 signals

Figure 80 TXP

signal............................................................................................................................................

Figure 81 TXC signals at PCL0

Figure 82 TXC signals at PCL15

Figure 83 VCXO 26 MHz waveform

Figure 84 PLL Troubleshooting

Figure 85 Measurement points for

Figure 86 Phoenix

settings.................................................................................................................................

Figure 87 FM circuit troubleshooting

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