Service manual

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Figure 4-90:Low Band (29.7-42/35-50MHz) Frequency Generation
Unit Synthesizer ............................................................................................................ 4-135
Figure 4-91:Lowband (29.7-42/35-50MHz) Frequency Generation Unit
VCO Diagram................................................................................................................ 4-136
Figure 4-92:Lowband (29.7-42/35-50MHz) Transmitter Schematic Diagram ............... 4-137
Figure 4-93:800MHz (806-870MHz) Main Board Top Side PCB 84860641Z02 ........... 4-141
Figure 4-94:800MHz (806-870MHz) Main Board Bottom Side PCB 84860641Z02...... 4-142
Figure 4-95: 800MHz Popular/Preferred (806-870MHz) Main Board Top Side
PCB 8480641Z03 (Rev B) ............................................................................................ 4-143
Figure 4-96:800MHz Popular/Preferred (806-870MHz) Main Board Bottom Side
PCB 8480641Z03 (Rev B) ............................................................................................ 4-144
Figure 4-97:800MHz Complete Controller .................................................................... 4-145
Figure 4-98: 800MHz Controller ASFIC/ON_OFF......................................................... 4-146
Figure 4-99: 800MHz Controller Micro Processor......................................................... 4-147
Figure 4-100: 800MHz Controller Memory.................................................................... 4-148
Figure 4-101: 800MHz Controller Audio Power Amplifier ............................................. 4-149
Figure 4-102: 800MHz Controller Interface................................................................... 4-150
Figure 4-103:800MHz Controls and Switches Schematic Diagram .............................. 4-151
Figure 4-104:800MHz Receiver Front End Schematic Diagram ................................... 4-152
Figure 4-105:800MHz Receiver Back End Schematic Diagram ................................... 4-153
Figure 4-106:800MHz Synthesizer Schematic Diagram............................................... 4-154
Figure 4-107:800MHz Voltage Controlled Oscillator Schematic Diagram .................... 4-155
Figure 4-108:800MHz Transmitter Schematic Diagram (Rev A) .................................. 4-156
Figure 4-109:800MHz Transmitter Schematic Diagram (Rev B) .................................. 4-157
Figure 4-110:PassPort Trunking Controller PCB Board Side 1 & 2.............................. 4-161
Figure 4-111:PassPort Controller Schematic Diagram ................................................ 4-162
Figure 4-112:900MHz (896-941MHz) Main Board Top Side PCB 8485910Z01........... 4-163
Figure 4-113:900MHz (896-941MHz) Main Board Bottom Side PCB 8485910Z01...... 4-164
Figure 4-114:900MHz Complete Controller .................................................................. 4-165
Figure 4-115:900MHz Controller ASFIC/ON_OFF........................................................ 4-166
Figure 4-116:900MHz Controller Microprocessor ......................................................... 4-167
Figure 4-117:900MHz Controller Memory..................................................................... 4-168
Figure 4-118:900MHz Controller Audio Power Amplifier .............................................. 4-169
Figure 4-119:900MHz Controller Interface.................................................................... 4-170
Figure 4-120:900MHz Controls and Switches Schematic Diagram .............................. 4-171
Figure 4-121:900MHz Receiver Front End Schematic Diagram ................................... 4-172
Figure 4-122:900MHz Receiver Back End Schematic Diagram ................................... 4-173
Figure 4-123:900MHz Synthesizer Schematic Diagram ............................................... 4-174
Figure 4-124:900MHz Hear/Clear Schematic Diagram................................................. 4-175
Figure 4-125:900MHz Voltage Controlled Oscillator Schematic Diagram .................... 4-176
Figure 4-126:900MHz Transmitter Schematic Diagram................................................ 4-177