Motorola ASTRO SPECTRA Service Manual

List of Figures ix
6881076C20-E February 3, 2003
List of Figures
Figure 1-1. Typical W3 Hand-Held Control Head....................................................................................1-3
Figure 1-2. Typical W4 Rotary Control Head........................................................................................... 1-4
Figure 1-3. Typical W5 Pushbutton Control Head...................................................................................1-4
Figure 1-4. Typical W7 Pushbutton Control Head...................................................................................1-4
Figure 1-5. Typical W9 Pushbutton Control Head...................................................................................1-5
Figure 5-1. ASTRO Digital Spectra Performance Checks Test Setup..................................................... 5-1
Figure 5-2. ASTRO Digital Spectra Plus Performance Checks Test Setup............................................. 5-2
Figure 5-3. Rotary Control Head Key-Closure Displays (W4)................................................................. 5-5
Figure 5-4. Pushbutton Control Head Key-Closure Displays (W5 and W7)............................................ 5-6
Figure 5-5. Pushbutton Control Head Key-Closure Displays (W9) ......................................................... 5-6
Figure 6-1. ASTRO Digital Spectra Radio Alignment Test Setup............................................................ 6-1
Figure 6-2. RSS Service Menu Layout.................................................................................................... 6-2
Figure 6-3. Softpot Concept .................................................................................................................... 6-2
Figure 6-4. Reference Oscillator Alignment Screen................................................................................6-4
Figure 6-5. Transmit Power Alignment Screen ....................................................................................... 6-5
Figure 6-6. Transmit Current Limit Alignment Screen............................................................................. 6-6
Figure 6-7. Transmit Deviation Balance (Compensation) Alignment Screen.......................................... 6-8
Figure 6-8. Transmit Deviation Limit Alignment Screen.......................................................................... 6-9
Figure 6-9. ASTRO Digital Spectra Plus Radio Alignment Test Setup.................................................. 6-11
Figure 6-10. Tuner Menu Layout............................................................................................................. 6-12
Figure 6-11. Typical Softpot Adjustment Screen..................................................................................... 6-13
Figure 6-12. Radio Information Screen ................................................................................................... 6-14
Figure 6-13. Reference Oscillator Alignment Screen.............................................................................. 6-15
Figure 6-14. Typical Transmit Power Alignment Screen ......................................................................... 6-16
Figure 6-15. Transmit Current Limit Alignment Screen ........................................................................... 6-18
Figure 6-16. Transmit Deviation Balance (Compensation) Alignment Screen ........................................ 6-20
Figure 6-17. Transmit Deviation Limit Alignment Screen........................................................................ 6-21
Figure 6-18. Bit Error Rate Test Screen.................................................................................................. 6-23
Figure 6-19. Transmitter Test Pattern Screen ......................................................................................... 6-23
Figure 8-1. Model W4 Rotary Control Head Assembly Screw and Snap Sequence............................... 8-3
Figure 8-2. Models W5 and W7 Pushbutton Control Head Assembly Screw Sequence ........................ 8-3
Figure 8-3. PA Board Screw Fastening Sequence (800 MHz 15-Watt PA)............................................. 8-9
Figure 8-4. PA Board Screw Fastening Sequence (800 MHz 20- and 35-Watt PA).............................. 8-10
Figure 8-5. Installing the Final Device................................................................................................... 8-10
Figure 10-1. Digital Spectra Models W3, W4, W5, W7, and W9 Functional Block Diagram ................... 10-2
Figure 10-2. Digital Spectra Plus Models W3, W4, W5, W7, and W9 Functional Block Diagram ........... 10-3
Figure 10-3. J0103 Remote-Mount Control Head Connector.................................................................. 10-4
Figure 10-4. J5 Control Cable for Remote-Mount Control Head............................................................. 10-4
Figure 10-5. J6 Radio Operations Connector.......................................................................................... 10-4
Figure 10-6. J2 Rear Accessory Connector ............................................................................................ 10-4
Figure 10-7. P104 Microphone Jack ....................................................................................................... 10-4
Figure 10-8. Dash-Mount Radio Connector Locations............................................................................ 10-5
Figure 10-9. Remote-Mount Radio Connector Locations........................................................................ 10-5
Figure 10-10.Command Board Connector Locations.............................................................................. 10-5
Figure 10-11.VOCON Board Connector Locations ................................................................................. 10-5
Figure 10-12.P501 Extender Cable......................................................................................................... 10-6
Figure 10-13.Control Head Cabling Diagram.......................................................................................... 10-6
Figure 11-1. Model W3 Hand-Held Control Head Exploded View........................................................... 11-2
Figure 11-2. Model W4 Rotary Control Head Exploded View ................................................................. 11-3
Figure 11-3. Models W5 and W7 Pushbutton Control Head Exploded View .......................................... 11-4

Motorola ASTRO SPECTRA Specifications

General

Frequency Range	136-174 MHz, 403-470 MHz
Number of Channels	Up to 255
Channel Spacing	12.5 kHz, 20 kHz, 25 kHz
Modulation	FM
Operating Temperature	-22°F to +140°F (-30°C to +60°C)