MAINTENANCE
Cleaning the Lens
If the lens becomes dusty, clean it with a camera lens blower. Be careful not to scratch the
surface of the lens.
Cleaning the Cabinet
From time to time, clean the cabinet with a soft dry cloth. For more stubborn stains, slightly
moisten the cloth with water or a mild detergent solution. Never use benzene, alcohol or other
solvents as they may damage the finish of the cabinet.
SPECIFICATIONS
Frequency range : AM530 - 1710kHz
Output Power : 20MW (32 )
Freq. Response : 100 ~ 20000 Hz
Power : DC 4.5V external and size “AA” batteries, UM-3, HP-7, R6,
Dimensions : 5 1/4”(W) x 6 1/4”(D) x 1 1/8”(H)
** For improvement purposes, specifications and design are subject to change without
notice. **
FM88 - 108MHz
1.5V x 2
— 5 —
TROUBLE SHOOTING GUIDE
Cleaning the Disc
When a disc becomes dirty, clean it with a cleaning cloth. Wipe the disc from the center out.
Note - Do not use solvents such as benzene, thinner, commercially available cleaners or
anti-static sprays intended for analog discs.
** Should you experience difficulties in the use of this player please refer to the
following chart before contacting your dealer or the place of purchase.
Problem
Player fails to function • The disc may be inserted upside down.
No sound from Earphones
No sound when played through
an external amplifier
Intermittent Sound
* FOR ADDITIONAL SET UP OR OPERATING ASSISTANCE, PLEASE CONTACT
CUSTOMER SERVICE AT (954) 660-7100. PLEASE KEEP ALL PACKAGING MATERIAL
FOR AT LEAST 90 DAYS IN CASE YOU NEED TO RETURN THIS PRODUCT TO
PLACE OR PURCHASE. FOR PARTS AND ACCESSORIES, CONTACT FOX
INTERNATIONAL AT 1-800-321-6993"
Troubleshooting Guide
Points to check
• The disc not mounted correctly on the chuck.
• Dirty or a defective disc.
• Dirty pick up lens.
• Player lid not closed.
• Moisture condensation, allow the player to warm up to room
temperature for 60 minutes.
• AC Power to an adaptor switched off.
• Auto power off has occurred, press PLAY button to restore power.
• Weak batteries.
• Hold switches at ON position, switch to OFF position.
• Earphones' plug is not firmly inserted into the Phones socket.
• Earphones have been inserted into the line out socket.
• Connection is incorrect.
• Power to an external amplifier not switched on.
• Dirty or defective disc.
• Dirty pick up lens.
• The player is subject to excessive vibration or shock.
• Low battery power.
• Poor Earphone connection.
— 6 —
PORTABLE COMPACT DISC PLAYER
WITH STEREO AM/FM RADIO
VX3991
INSTRUCTION MANUAL
LOCATION OF CONTROLS
1. PROG (PROGRAM)
2. SKIP / SEARCH DOWN
3. SKIP / SEARCH UP
4. FM INDICATOR
5. TUNING KNOB
6. STOP / OFF (POWER OFF)
7. PLAY / PAUSE (POWER ON)
8. MODE
9. OPEN BUTTON
10. DC JACK
11. BATTERY COMPARTMENT
12. HOLD BUTTON
13. B.B.S. BUTTON (BASS BOOST SYSTEM)
14. FUNCTION SWITCH
15. HEADPHONE JACK
16. VOLUME
11
12
13
14
15
10
16
321
4 765 8 9
CAUTION
USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF
PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN
HAZARDOUS RADIATION EXPOSURE.
THIS SHOULD NOT BE ADJUSTED OR REPAIRED BY ANYONE EXCEPT
QUALIFIED SERVICE PERSONNEL.
IMPORTANT : Since movement of the CD mechanism and the sensitive circuitry
may cause interference to the radio tuner nearby, switch this unit
off while operating other radio devices.
— 1 —
PREPARATIONS BEFORE USING
Battery Installation
1. Open Battery Compartment cover.
2. Insert 2 batteries (LR6, “AA” size, or equivalent)
in the correct polarity as indicated.
(Heavy duty batteries are recommended.)
3. Close the cover properly.
AC Power Adaptor
1. Plug the DC output of the adaptor to the DC Jack.
2. Connect the adaptor (4.5V/500mA) to a power outlet.
Make sure the voltage is compatible.
DISC PLAYING
This CD player is designed to play the 3” and 4” compact disc without using adaptor.
Hold Switch
Set the HOLD Switch to “ON” position, all the buttons will be locked. Before operation, be
sure to set the switch to “OFF” position, for normal operation.
Getting Started
1. Insert the headphone/earphone plug to PHONE JACK.
2. Set the FUNCTION SWITCH to CD position, push the open switch to right
side, and the door will open. Put a disc into the CD compartment with label side
upward.
3. Push the disc gently around the center area until it clicks so that the disc fits into
the pivot.
(To remove the disc : Pick up the disc, holding the edge, while pressing the pivot
gently.)
4. Close the door and press the PLAY/PAUSE Button once.
5. The Display will show the total number of tracks of the disc, then begin to play
the first track.
General Operation
Play/Pause Buttons — Press once to start playback in the
Stop Button — Press once to stop playback.
Skip / Search Buttons — Press once to skip to next track or
original order.
Press again to stop the disc play
temporarily.
Press again to turn off power
back to previous track .
— Press continuously to search forward
or backward .
— 2 — — 3 — — 4 —
Various Playing Modes
MODE Button — There are 3 kinds of functions :
A. Repeat Play
During PLAY mode
• Press the MODE button once to play single track repeatedly.
• The repeat indicator ONE will appear in the display.
During PLAY mode
• Press the MODE button twice to play the entire disc repeatedly.
• The repeat indicator ALL will appear in the display.
NOTE - To cancel REPEAT simply press the MODE button until the repeat
indicator disappears.
B. Intro Scan
In STOP mode
• Press the MODE button three times.
• The INTRO indicator will appear in the display.
• Press the PLAY button to play the first 10 seconds of each track on the
disc.
NOTE - To cancel INTRO SCAN simply press the MODE button until the
INTRO indicator disappears.
C. Random Play
In STOP mode
• Press the MODE button four times.
• The SHUF indicator will appear in the display.
• Press the PLAY button, all the tracks on a disc will be played in a random sequence.
NOTE - To cancel RANDOM PLAY simply press the MODE button until the
SHUF indicator disappears.
Program Play
1. Press the PROG button when the unit is in the stop mode until PGM shows on the
display.
* The PGM indicator flashing appears on the display.
2. Press or to select the desired track.
3. Press the PROG button to enter the track into memory.
4. Repeat step 2 and 3 to program the order of more tracks into memory.
5. Press to start the program play.
6. To erase the program, simply press the STOP button to turn the power off.
RADIO OPERATION
Perform the following in sequence:
1. Insert the headphone/earphone plug to PHONE JACK.
2. Set the FUNCTION SWITCH to the FM or AM position.
3. Turn the TUNING KNOB in the desired radio station.
4. Adjust the VOLUME CONTROL.
5. To turn the radio off, set the FUNCTION SWITCH to CD position.
Notes :
• When listening to FM program, the phone cord works as an antenna. To insure maximum
tuner sensitivity, keep the phone cord (antenna) always straight. Do not fold it.
• Reception sensitivity depends on the placement of the phone cord. Try to determine the
cord position which provides the best sensitivity.
• When tuning in an AM station, be sure to place the set in the horizontal posture. For the
best sensitivity, turn the set slowly in a horizontal plane.
DIGITAL ANTI-SHOCK OPERATION
The digital ELECTRONIC SHOCK PROTECTION function uses semiconductor memory
to prevent the second from skipping when the unit is subjected to shocks and vibration during
play.
When the PLAY/PAUSE button is pressed and the power
turns on, the digital Electronic Shock Protection function
turns on automatically.
The display will show and the function is initialized,
when shows in the display, the data buffer is full.
It will give approximately 45 seconds of protection against
interruption of sound output, if the player is subjected to shocks
of more than 45 seconds duration, some interruption of sound
output will occur, this is normal and to be expected, the sound will resume once the player
has stabilized from the shock.