Inter-m PAM-CDM User manual

Operation Manual
Compact Disc Module
PAM-CDM

COMPACT DISC MODULE
Welcome
Welcome
A personal welcome to you from the management and employees of Inter-M
All of the co-workers here at Inter-M are dedicated to providing excellent products with inherently
good value, and we are delighted you have purchased one of our products.
We sincerely trust this product will provide years of satisfactory service, but if anything is not to
your complete satisfaction, we will endeavor to make things right.
Welcome to Inter-M, and thank you for becoming part of our worldwide extended family!
* It can be heated up if you use this product in closed box or ill-ventilated place.
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK.
DO NOT REMOVE COVER (OR BACK).
NO USER-SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
WARNING
To prevent fire or shock hazard, do not expose
the unit to rain or moisture.
*Do not install this equipment in a confined space such as a book case or similar unit.
*The apparatus shall not be exposed to dripping or splashing and no objects filled with liquids, such vases, shall be placed
on the apparatus.
*WARNING FOR YOUR PROTECTION PLEASE READ THE FOLLOWING-WATER AND MOISTURE: Unit should not
be used near water(e.g. near a bathtub, washbowl, kitchen sink, laundry tub, in a wet basement, or near a swimming
pool, etc). Care should be taken so than objects do not fall and liquids are not spilled into the enclosure through openings.
*CAUTION: These servicing instructions are for use by qualified service personnel only. To reduce the risk of electric
shock, do not perform any servicing other than that contained in the operating instructions unless you are qualified to do
so.
NOTE : This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the
equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio
frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful
interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful
interference in which case the user will be required to correct the interference at his own expense.
This symbol is intended to alert the user to the presence
of uninsulated “dangerous voltage” within the product’s
enclosure that may be of sufficient magnitude to
constitute a risk of electric shock to persons.
This symbol is intended to alert the user to the presence
of important operation and maintenance (servicing)
instructions in the literature accompanying the appliance.
CAUTION: To prevent electric shock do not use this (polarized) plug
with an extension cord, receptacle or other outlet unless
the blades can be fully inserted to prevent blade
exposure.
Attentions: Pour prévenir les chocs électriques ne pas utiliser cette
fiche polarisée avec un prolongateur, une prise de
courant on une autre sortie de courant, sauf si les lames
peuvent étre insérées à fond sans en laisser aucune
partie à découvert.

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Contents
Contents
Unpacking..........................................................................................................................................2
Installation
Environment......................................................................................................................................2
Important Safety Instructions...............................................................................................................2
Features...............................................................................................................................................3
Operation ...........................................................................................................................................3
Front Panel .........................................................................................................................................4
Connections........................................................................................................................................7
Block Diagrams.................................................................................................................................8
Specifications.....................................................................................................................................9
Service
Procedures......................................................................................................................................10
Schematic .......................................................................................................................................10
Parts List .........................................................................................................................................10
Variations and Options................................................................................................................10
Warranty ..........................................................................................................................................10

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Installation
Installation
Environment
Never place this product in an environment which could alter its performance or reduce its service
life. Such environments usually include high levels of heat, dust, moisture, and vibration.
Important Safety Instructions
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with dry cloth.
7. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus
(including amplifiers) that produce heat.
9. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has
two blades with one wider than the other. A grounding type plug has two blades and a third
grounding prong. The wide blade or the third prong are provided for your safety. If the provided
plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
10. Protect the power cord from being walked on or pinched particularly at plugs, convenience
receptacles, and the point where they exit from the apparatus.
11. Only use attachments/accessories specified by the manufacturer.
12. Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with
the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to
avoid injury from tip-over.
13. Unplug this apparatus during lightning storms or when unused for long periods of time.
14. Refer all servicing to qualified service personnel. Servicing is required when
the apparatus has been damaged in any way, such as power-supply cord or
plug is damaged, liquid has been spilled or objects have fallen into the
apparatus, the apparatus has been exposed to rain or moisture, does not
operate normally, or has been dropped.
S3125A
S3125A
Unpacking
Unpacking
Although it is neither complicated to install nor difficult to operate your CD player, a few minutes of
your time is required to read this manual for a properly wired installation and becoming familiar
with its many features and how to use them. Please take a great care in unpacking your set and do
not discard the carton and other packing materials. They may be needed when moving your
set and are required if it ever becomes necessary to return your set for service.
Never place the unit near radiator, in front of heating vents, to direct sun light, in excessive humid
or dusty location to avoid early damage and for your years of quality use. Connect your
complementary components as illustrated in the following page..

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Features
Features
- This unit is the PAM Series Module.
- Repeat play function
- Repeat 1, Repeat all, Repeat directory (MP3 only)
- Random play function
- All random, Directory random (MP3 Only)
- Auto Music scan function
- Track up/down skip function
- Directory up/down function (MP3 Only)
- Music up/down search
- Pause function
- Stop function
- Track selection play function
Operation
Operation
Make certain that speakers and input sources are properly connected before switching on.
Keep volume levels turned down before switching on.
NOTE: The system’s operation is delayed by approximately three seconds after pressing the
power switch. This is due to the built-in protection circuitry, designed to protect the
speakers and other system components.

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Front Panel Controls
Front Panel Controls
1. DISC INSERT SLOT
Insert a compact disc into the disc insert slot (1) with the label surface facing up.
The disc is automatically loaded into the unit and after reading it turn into the Stop mode.
2. POWER / STOP SWITCH
- POWER
Press this button once to turn on and off(press the button more than 3sec.) the unit.
- STOP
Press this button once temporarily to turn the disc being played into the CD STOP mode.
(Scan/repeat/random function is cleared in stop mode.)
3. RANDOM PLAY SWITCH
This is a playback mode in which the built-in microcomputer selects the track numbers in random order.
Press the switch to play the disc in random order.
The display screen will be displayed "S-RDM". When the current track is over, other tracks will be
selected randomly.
Press this switch again to clear the random play, and normal play is selected.
Press this button(more than 3sec) to turn into the DIRECTORY RANDOM MODE. (MP3 CD ONLY)
4. MUSIC SCAN SWITCH
This function allows playback of the first 10 seconds of each track in succession and is useful in
searching for a specific program ahead on a disc.
Press the Music Scan switch to scan the selections. The digital display will indicate "SCAN" and
the track number display indicates the next number.
The unit advances to the beginning of the next selection, and starts to play the selection for 10

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seconds, then scans on to the next selection for 10 seconds, and so on.
Press this switch again to select the desired selection, causing the disc to stop instantly at the
position and starting the desired music.
5. REPEAT SWITCH
- Repeat 1
One press this switch to repeat only one track whish is being played on the disc. The display
screen will indicate "S-RPT".
- Repeat all
Press this switch again to repeat all track on the disc. The display screen will indicate "A-RPT".
- Repeat off
Press this switch again to cancel the repeat play.
- Directory repeat (MP3 cd only)
Press this button(more than 3sec.) to turn into the directory repeat. The display screen will
indicate "D-RPT".
6. PLAY / PAUSE SWITCH
Press the play/pause switch to play in the stop or pause mode.
Press again to temporarily stop playback and waiting at playing track. The display screen will
indicate "S-PAUSE". press again to restart play.
7. LCD DISPLAY
The "S-CDP" indicate will appear, and track number and play time (minute/second) are displayed
in the LCD.
If you use the mp3 CD, the information of the disc is displayed in the LCD.
8. TRACK SELECTION AND MUSIC SEARCH SWITCH
<TRACK SELECTION>
If you wish to search for a particular track, push the Track Up/Down switch (" >>, << ") until the
desired track number is indicated on the digital display.
- Forward Mode
1. Press the Track Up ( >> ) switch once.
The display counter indicator will display the next track number.
The unit will search the beginning of the next selection, and start to play it.
2. To search for a selection further ahead, press this switch until the desired track number is
indicated on the display counter.
- Reverse Mode
1. Press the Track Down ( << ) switch once.
The beginning of the track being played is searched for.
2. To search for a track further back, push the switch until the desired track number is indicated
on the display counter.

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<MUSIC SEARCH>
Press the Manual Music Search Switch ( >>, << ) to rapidly advance or retrace a short distance to
the desired position on a track during disc play.
9. DIRECTORY SELECTION SWITCH (MP3 ONLY)
If you wish to search for a particular directory, push the directory Up/Down switch ( >>, << ) until
the desired directory number is indicated on the digital display.
NOTE : If you write a disc without making directories, the first track will be played when you
pressed the directory Up/Down switch ( >>, << ).
- Forward Mode
1. Press the Directory Up ( >> ) switch once.
The display counter indicator will display the next directory number.
The unit will search the beginning of the next selection, and start to play it.
2. To search for a selection further ahead, press this switch until the desired directory number is
indicated on the display counter.
- Reverse Mode
1. Press the Directory Down ( << ) switch once.
The beginning of the directory being played is searched for.
2. To search for a directory further back, push the switch until the desired directory number is
indicated on the display counter.
10. EJECT SWITCH
Press the Eject Switch to remove the disc, and it will come out automatically.
11. CD VOLUME, ON/OFF SWITCH
You can adjust the volume level of Compact Disc Player or the power ON/OFF of CD.
NOTE : RESET SWITCH
Use this Reset Switch for the following reasons:
Initial installation of the unit when all wiring is completed.
When CD disc does not work properly and does not accept the disc.
CD disc is accepted but numeric is erratic or time readout is constantly reset.
Everytime the reset switch is activated, disc programming will be erased, thus requiring
reprogramming of the unit.

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PAM-CDM
Connections
Connections

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Block Diagram
Block Diagram

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PAM-CDM
Specifications
Specifications
PAM-CDM
ELECTRICAL
Output voltage 1Volt (volume max)
Signal to Noise Ratio >75dB
T.H.D <0.8%
Frequency Response < 1.5dB (20Hz-20kHz)
Mechanism Life Time 3000H(over)
GENERAL
Weight 1.5 kg/3.3lb
Dimensions 184(W) x 55(H) x 180(D)mm/7.2(W) x 2.2(H) x 7.1(D)in
* Specifications and design subject to change without notice.

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Service
Service
Procedures
Take steps to insure the problem is not related to operator error or other products within the system.
Information provided in the troubleshooting portion of this manual may help with this process.
Once it is certain that the problem is related to the product contact your warranty provider as
described in the warranty section of this manual.
Schematic
A Schematic is available by contacting your warranty provider.
Parts List
A Parts List is available by contacting your warranty provider.
Variations and Options
Variations and Options
Variations
Products supplied through legitimate sources are compatible with local AC power requirements.
Options
No optional items are available for this product.
Warranty
Warranty
Warranty terms and conditions vary by country and may not be the same for all products. Terms
and conditions of warranty for a given product may be determined first by locating the appropriate
country which the product was purchased in, then by locating the product type.
To obtain specific warranty information and available service locations contact Inter-M directly or
the authorized Inter-M Distributor for your specific country or region.

NOTE

NOTE

MADE IN KOREA
March 2008 9007110320
Inter-M, Ltd. (Korea) began operations in 1983.
Since then, Inter-M has grown to become one of the largest manufacturers
of professional audio and commercial sound electronics equipment in the world.
Inter-M has gained worldwide recognition for its own branded products,
as well as private label manufacturing of electronics sold under other names (OEM).
The company is no longer just a Korean company, but rather a global company
that is truly international in scope, with factories and offices in Korea and China,
and sales and marketing operations located in Japan, Europe, and the U.S.A.
With more than 850 employees around the globe,
Inter-M is well-poised for further growth and expansion.
Inter-M Americas, INC.
13875 ARTESIA BLVD. CERRITOS, CA 90703 USA
TEL : [phone], FAX : [phone]
Home Page : http://www.inter-m.net, E-mail : [email protected]
Inter-M Corporation
SEOUL OFFICE:653-5 BANGHAK-DONG, DOBONG-KU, SEOUL, KOREA
TEL : [phone]~8, FAX : [phone]
Home Page : http://www.inter-m.com, E-mail : [email protected]