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IQ–P.I.P.–DSP Programmable Input Processor with DSP for IQ Systems
Reference Manual
ILLUSTRATIONS
1.1
IQ–P.I.P.–DSP ............................................................................................................................................................. 7
3.1
IQ Address Switch (SW1) Location .......................................................................................................................... 10
3.2
IQ Address Switch (SW1) Values ............................................................................................................................. 10
3.3
Installation into a Standard P.I.P. Amplifier ................................................................................................................ 11
3.4
PIP2 Input Adapter Connection ................................................................................................................................ 11
3.5
Installation into a PIP2 Amplifier ............................................................................................................................... 11
3.6
Amplifier Scale Factor Values and Output Signal Pad Settings ................................................................................. 12
3.7
IQ–P.I.P.–DSP Output toIQ Component with DIN ...................................................................................................... 13
3.8
IQ–P.I.P.–DSP Output to IQ Component w/ Screw Terminal Plug .............................................................................. 13
3.9
IQ Component with Screw Terminal Plug to the IQ–P.I.P.–DSP Input ......................................................................... 13
3.10
Crown Bus Wiring “Loops” from Output to Input ....................................................................................................... 13
3.11
Audio Input Wiring ................................................................................................................................................... 14
3.12
Audio Output Wiring ................................................................................................................................................. 14
5.1
IQ–P.I.P.–DSP Hardware Circuit Block Diagram ........................................................................................................ 21
5.2
IQ–P.I.P.–DSP Audio Signal Flow Block Diagram ...................................................................................................... 22
7.1
IQ Address Switch (SW1) Settings from 0 to 125 ...................................................................................................... 24
7.2
IQ Address Switch (SW1) Settings from 126 to 250 .................................................................................................. 25
Quick Install Procedure .......................................... 5
1
Welcome .................................................................. 7
1.1
Unpacking ...................................................... 7
2
Facilities .................................................................. 8
3
Installation ............................................................. 10
3.1
Prepare the
IQ–P.I.P.–DSP ............................. 10
3.2
Prepare the Amplifier .................................... 11
3.3
Install the
IQ–P.I.P.–DSP into the Amplifier ..... 11
3.4
Install the Wiring ........................................... 11
3.5
Adjust the Levels & Scale Factors ................. 12
3.6
A Closer Look at Crown Bus Wiring .............. 12
3.7
A Closer Look at Audio Signal Wiring ............ 14
3.8
When External Power is Needed ................... 14
4
Operation .............................................................. 15
4.1
Power/Standby Indicators ............................. 15
4.2
IOC Event Monitor ......................................... 15
4.3
Input Signal Level Monitor ............................. 14
4.4
Output Signal Level Monitor .......................... 14
4.5
ODEP Level Monitor ...................................... 14
4.6
Power Control ............................................... 14
4.7
Signal Mute ................................................... 14
4.8
Polarity Inverter ............................................. 16
4.9
Input Signal Attenuator ................................. 16
4.10 Input Protection Limiter ................................. 16
4.11 Auto
........................................................... 16
4.12 Input Signal Compressor/Limiter ................... 16
4.13 Smooth/Output Signal Limiter ....................... 16
4.14 Auto Standby ................................................ 17
4.15
ODEP Limiter ................................................ 17
4.16 Excessive
IOC Warning ................................ 17
4.17 Excessive
ODEP Warning ............................. 18
4.18 Fault Warning ................................................ 18
4.19 Signal Delay .................................................. 18
4.20 Programmable Filters .................................... 18
4.21 Memory Backup ........................................... 20
4.22 Amp Mode .................................................... 20
4.23 Amplifier Information ....................................... 2
4.24 IQ2 Protocol Support .................................... 20
4.25 Crown Bus “Drop Out” Relays ....................... 20
4.26 Data Signal Presence Indicator ..................... 20
4.27 Reset 20
4.28 User Default Settings .................................... 20
5
Technical Information ........................................... 21
5.1
Audio Signals ................................................ 21
5.1.1 Hardware Processing .......................... 21
5.1.2 Signal Flow Processing ....................... 21
5.2
Control/Monitor Functions ............................. 22
5.2.1 Audio Signals ...................................... 22
5.2.2 Status Signals ..................................... 22
5.2.3 DSPI Control ....................................... 22
5.3
IQ System Communications .......................... 22
5.4
Microprocessor and Reset Switch ................. 22
6
Specifications ....................................................... 23
7
IQ Address Tables ................................................. 24
8
Service ................................................................... 26
8.1
Worldwide Service ........................................ 26
8.2
North American Service ................................ 26
8.2.1 Service at a N. American Ser. Center .. 26
8.2.2 Factory Service ................................... 26
CONTENTS