Model: Model: (CY-PA4003W) Model: Please read these instructions carefully before using this product and keep this manual for future reference. 4 Channel Power Ampliﬁ er CY-PA4003W 2 Channel Power Ampliﬁ er CY-PA2003W Digital Mono Ampliﬁ er CY-PAD1003W Operating Instructions...
This unit cannot be used alone. This unit is a power ampliﬁ er for use with Panasonic car audio products and speakers. For more details about safety information, refer to the operating instructions for the connected devices.
For maximum safety, have it installed by fail. your dealer. Panasonic is not liable for any problems resulting from your own installation of the unit. Caution for mounting the unit: Follow the instructions to install and wire the product.
Digital Mono Ampliﬁ er Differences among 3 Models This Operating instruction manual is for 3 models CY-PA4003W, CY-PA2003W and CY-PAD1003W. All illustrations throughout this manual represent model CY-PA4003W unless otherwise speciﬁ ed. The following table describes the differences among 3 models.
Switchover of LPF/OFF is available. CY-PA4003W/PA2003W/PAD1003W 5.1-channel Surround System (Combination with other Panasonic car audio products) You can enjoy a powerful 5.1-channel surround system by connecting Head Unit (CQ-VD7003W, CQ-VD6503W, option), 4-channel ampliﬁ er (CY-PA4003W) and monaural ampliﬁ er for subwoofer (CY-PAD1003W).
Location of Controls <CY-PA4003W> For channel A (except ) Crossover ﬁ lter switch (LPF, OFF, HPF) Caution LPF (Low Pass Filter): LPF cuts off the treble, and Turn off the power supply before changing the outputs only a low-pitched sound for the subwoofer.
Location of Controls (continued) <CY-PA2003W> <CY-PAD1003W> GAIN control knob Caution In some instances, the acoustical output from each Turn off the power supply before changing the speaker may not be balanced properly depending upon switch setting.
Speaker System Setting <CY-PA4003W> 4CH Input 4-channel Speaker System INPUT CH A INPUT CH B Speaker output CH A Right Left RCA cord (option) (min. 2 ) (min. 2 ) (from Head Unit output terminal) Speaker output CH B Right (min. 2 ) Left (min.
(from Head Unit output terminal) (Bridge connection) Speaker output CH B (Bridge connection) Right (min. 4 ) CY-PA4003W/PA2003W/PAD1003W Speaker System Setting <CY-PA2003W> (continued) 2-channel Speaker System (Stereo) Switch to 2CH. Note: The fader control is ineffective. The speaker outputs A and B are at the same level.
Speaker System Setting <CY-PAD1003W> 2-channel (Monaural) Speaker System INPUT RCA cord (option) (from Head Unit output terminal) Right Speaker output (min. 4 ) Note: Connect the right and left RCA output terminals of the Speaker output Head Unit to the input terminals of this unit. Left (min.
For power connection, use the optional power cord specially designed for use with Panasonic car-audio/ AV system. Use only the supplied screws for installation. If parts are missing please consult with your Panasonic dealer for advice. CY-PA4003W/PA2003W/PAD1003W Mounting the Unit...
For the power, make sure to use the battery lead (yellow) Use speakers with a suitable maximum input. separately sold and specially designed for Panasonic In case of 4-channel/3-channel connection car-audio/AV system, and to connect directly to the car <CY-PA4003W>:...
Wiring <CY-PA4003W> Speaker Connections with RCA cord Example: 4 channel speaker connection (4CH input) Note for RCA Input Connection: Selectively assign each front and rear output to either RCA INPUT A or B, in accordance with the system from which the output is coming.
Wiring <CY-PA2003W> Speaker Connections with RCA cord Example: 2 channel speaker connection INPUT INPUT SELECT LINE OUTPUT When connecting another power ampliﬁ er: SPEAKERS INPUT Not used. L (White) L (White) R (Red) RCA cord (option) L (White) Power ampliﬁ er...
Wiring <CY-PAD1003W> Speaker Connections with RCA cord Example: 2 channel Input System INPUT INPUT SELECT LINE OUTPUT When connecting another power ampliﬁ er: SPEAKERS INPUT Not used. L (White) L (White) R (Red) RCA cord (option) L (White) Power ampliﬁ er Head Unit Right (min.
Never try to repair the unit by yourself because it is checking and repair to professionals. dangerous to do so. Panasonic shall not be liable for any accidents arising out of neglect of checking the unit or your own repair after your checking.
Power Supply: If the suggestions in the charts do not solve the problem, we recommend that you take it to your nearest authorized Panasonic Service Center. The product should be serviced Current Consumption: only by a qualiﬁ ed technician. Speaker Impedance: Power Output (“EIA”...
Matsushita Electric Industrial Co., Ltd. Web Site: http://panasonic.net YEFM285832A FU0106-2046 Printed in China...