Alesis D4 Service Manual

Alesis D4/D5 Drum Modules Service Manual iii 02/19/03
SAFETY SUGGESTIONS
Carefully read the applicable items of the operating instructions and these safety suggestions before using
this product. Use extra care to follow the warnings written on the product itself and in the operating
instructions. Keep the operating instructions and safety suggestions for reference in the future.
1. Power Source. The product should only be connected to a power supply which is described either in the operating
instructions or in markings on the product.
2. Power Cord Protection
. AC power supply cords should be placed such that no one is likely to step on the cords and such
that nothing will be placed on or against them.
3. Periods of Non-use
. If the product is not used for any significant period of time, the product's AC power supply cord
should be unplugged from the AC outlet.
4. Foreign Objects and Liquids
. Take care not to allow liquids to spill or objects to fall into any openings of the product.
5. Water or Moisture
. The product should not be used near any water or in moisture.
6. Heat
. Do not place the product near heat sources such as stoves, heat registers, radiators or other heat producing
equipment.
7. Ventilation
. When installing the product, make sure that the product has adequate ventilation. Improperly ventilating the
product may cause overheating, which may damage the product.
8. Mounting
. The product should only be used with a rack which the manufacturer recommends. The combination of the
product and rack should be moved carefully. Quick movements, excessive force or uneven surfaces may overturn the
combination which may damage the product and rack combination.
9. Cleaning
. The product should only be cleaned as the manufacturer recommends.
10. Service
. The user should only attempt the limited service or upkeep specifically described in the operating instructions
for the user. For any other service required, the product should be taken to an authorized service center as described in
the operating instructions.
11. Damage to the Product
. Qualified service personnel should service the unit in certain situations including without
limitation when:
a. Liquid has spilled or objects have fallen into the product,
b. The product is exposed to water or excessive moisture,
c. The AC power supply plug or cord is damaged,
d. The product shows an inappropriate change in performance or does not operate normally, or
e. The enclosure of the product has been damaged.

Alesis D4 Specifications

General

Type	Drum Sound Module
Polyphony	16 voices
Trigger Inputs	12
MIDI	In, Out, Thru
Outputs	Headphone
Dimensions	19"
Effects	Reverb
Inputs	Trigger inputs
Display	LED
Power Supply	9V AC
Sounds	500