Clarion PP-2898H-C - User Manual

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PP-2898H-C,F

- 1 -

Service Manual

Published by Service Dept.

Printed in Japan

Clarion Co., Ltd.

7-2, Shintoshin, Chuo-ku, Saitama-shi, Saitama 330-0081 Japan

Service Dept.: 7-2, Shintoshin, Chuo-ku, Saitama-shi, Saitama 330-0081 Japan

Tel: +81-48-601-3705 FAX: +81-48-601-3804

298-6495-00

Sep.2007

Model

SPECIFICATIONS

Radio section

Tuning system: PLL frequency synthesizer system

Receive range: FM: 87.75MHz to 107.9MHz

AM: 530kHz to 1,710kHz

Intermediate frequency:

FM: 10.7MHz

AM: 1st 10.7Mz,2nd 450kHz

Quieting sensitivity: FM: Less than 10dBu(at 30dB S/N)

AM: Less than 32dBu(at 20dB S/N)

Separation: FM: 22dB +5/-7dBu(1kHz)

S/N ratio: FM: More than 50dB

AM: More than 45dB

Auto tuning stop sensitivity:

FM: 25dBu +6/-6dBu

AM: 32dBu +6/-6dBu

CD player section

Disc: 12cm, 8cm Disc

Separation: More than 50dB

(1kHz,20kHz L.P.F.)

S/N ratio: More than 74dB

(1kHz, 20kHz L.P.F., JIS-A)

Distortion: Less than 0.4%

(1kHz, 20kHz L.P.F., JIS-A)

(Genuine No. 28185 ZS30A)

(VISTEON No. ZS30A-28185-R0NAA)

NISSAN Automobile Genuine

CD AM/FM Radio with FM Diversity

PP-2898H-C,F

General

Load impedance: 2 ohm/4ch

Power output: 50W x 4

Power supply voltage: DC13.2V (10.8V to 15.6V)

Negative ground

Back-up consumption: Less than 1.0mA

Dimensions(mm): 182(W) x 104(H) x 164(D)

Weight: Approx. 1.5kg

NOTES

* We cannot supply PWB with component parts in prin-

ciple. When a circuit on PWB has failure, please repair it

by component parts base. Parts which are not mentioned

in service manual are not supplied.

* Specifications and design are subject to change without

notice for further improvement.

COMPONENT

PP-2898H-C,H-F

1. Main unit ----------- 1

Main Page

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The Nissan Automobile Genuine CD AM/FM Radio with FM Diversity, model PP-2898H-C,F, is a car audio system designed for in-vehicle entertainment. Manufactured by Clarion Co., Ltd., this device offers a range of features for audio playback and radio reception.

Function Description

The PP-2898H-C,F serves as a comprehensive car audio unit, integrating a CD player, AM/FM radio, and FM diversity reception. The CD player supports standard audio CDs, allowing users to enjoy their music collection on the go. The AM/FM radio provides access to a wide array of broadcast stations, enhanced by an FM diversity system that aims to improve signal reception and reduce interference, particularly in challenging environments. The unit features a user-friendly interface with a clear LCD display for track information, radio frequencies, and system status. Controls include standard functions like play, pause, stop, track skip, and fast forward/rewind for CD playback, along with tuning, seek, and preset functions for the radio. The device also incorporates a muting circuit for temporary audio suppression.

Important Technical Specifications

Radio Section:
- Tuning System: PLL frequency synthesizer system.
- Receive Range: FM: 87.75MHz to 107.9MHz; AM: 530KHz to 1,710KHz.
- Intermediate Frequency: FM: 10.7MHz; AM: 1st 10.7MHz, 2nd 450KHz.
- Quieting Sensitivity: FM: Less than 10dBu (at 30dB S/N); AM: Less than 32dBu (at 20dB S/N).
- Separation: FM: 32dB (50-10KHz).
- S/N Ratio: FM: More than 60dB; AM: More than 45dB.
- Auto Tuning Stop Sensitivity: FM: 25dBu (+/-6dBu); AM: 32dBu (+/-6dBu).
CD Player Section:
- Disc: 12cm, 8cm Disc.
- Separation: More than 50dB (1KHz, 20KHz L.P.F.).
- S/N Ratio: More than 74dB (1KHz, 20KHz L.P.F., JIS-A).
- Distortion: Less than 0.4% (1KHz, 20KHz L.P.F., JIS-A).
General:
- Load Impedance: 2 ohm/4 ohm.
- Power Output: 50W x 4.
- Power Supply Voltage: DC12.0V (10.8V to 15.6V).
- Back-up Consumption: Less than 1.0mA.
- Dimensions (mm): 182(W) x 104(H) x 164(D).
- Weight: Approx. 1.5Kg.

Usage Features

The device is designed for ease of use within a vehicle. The front panel includes a variety of buttons for direct access to functions, such as "MENU," "BAND," "RDM" (random play), "SCAN," "CD," and "FM-AM." Numbered buttons (1-6) likely serve as radio station presets or CD track selection. A rotary encoder for volume control is also present. The LCD display provides essential information at a glance, including the current mode (AM, FM, CD), station frequency, track number, and time. The FM diversity system is a key usage feature, automatically working in the background to select the best possible signal from multiple antennas, thereby minimizing signal dropouts and enhancing listening quality, especially when driving through areas with varying signal strengths.

Maintenance Features

The manual provides detailed instructions for troubleshooting and repair, emphasizing the importance of safety and proper procedures.

Safety Precautions:
- Always check for safety after repairs.
- Use specified parts with special safety features against fire and voltage.
- Unspecified parts may be of inadequate quality, leading to malfunction or safety hazards.
- The compact disc player should not be adjusted or repaired by anyone except properly qualified service personnel.
- Do not use lead-free solder for repairs unless specified, as it may cause damage to the PWB.
- When replacing parts, ensure proper wiring and routing to avoid interference or damage.
- After repair, conduct an operation test to confirm functionality.
Troubleshooting: The manual includes flowcharts for diagnosing common issues such as "No Power," "No sound AM/FM section," and "No sound CD section." These charts guide technicians through a systematic process of checking voltage lines, display functionality, power supply lines, audio signal waves, and specific ICs or components.
Repair Procedures:
- Handling PWB: Exercise caution when handling PWBs, especially those with surface-mounted components, to prevent damage from static electricity. Use a static-safe workstation and wrist strap.
- Soldering: Be mindful of the proper soldering temperature and duration to avoid damaging components or the PWB. For chip components, use a soldering iron with a fine tip.
- Connector and Wiring: Ensure correct connection of wires and connectors. Improper connections can lead to malfunctions or damage.
- Optical Pickup Unit: The laser diode in the optical pickup unit can be damaged by static electricity. Avoid touching the lens and keep it clean.
- Cleaning: Use a soft cloth dampened with isopropyl alcohol to clean the lens and other optical parts.

The manual also includes exploded views and parts lists for various sections of the device (Escutcheon, Main, CD Mechanism), along with detailed circuit diagrams and printed wiring board layouts, which are crucial for component identification and precise repair work.