Crown Audio IQ P.I.P.-DSP manual Contents

IQ–P.I.P.–DSPProgrammable Input Processor with DSP for IQ Systems

CONTENTS

	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.–DSPinto 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

	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

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