Pioneer GM-8637ZT/UC Servis Kılavuzu - Sayfa 3

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[ Important symbols for good services ]

In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.

When you find the procedures bearing any of the symbols, be sure to fulfill them:

1. Product safety

You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and

should keep the safety during servicing by following the safety instructions described in this manual.

2. Adjustments

To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.

In accordance with the procedures or instructions described in this manual, adjustments should be performed.

3. Cleaning

For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,

proper cleaning should be performed to restore their performances.

4. Shipping mode and shipping screws

To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or

the shipping screws should be installed before shipping out in accordance with this manual, if necessary.

5. Lubricants, glues, and replacement parts

Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying

glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the

prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed

ones should be used.

CONTENTS

SAFETY INFORMATION............................................2

1. SPECIFICATIONS .......................................................3

2. EXPLODED VIEWS AND PARTS LIST ......................4

2.1 EXTERIOR ............................................................4

3. SCHEMATIC DIAGRAM.............................................6

3.1 MAIN UNIT ..........................................................6

4. PCB CONNECTION DIAGRAM..................................8

4.1 MAIN UNIT ..........................................................8

1. SPECIFICATIONS

Power source . . . . . . . . . . . . . . . . . . . . . . . . . . . .13.2±0.1V(10.5-16.0V)

Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Negative type

Backup current . . . . . . . . . . . . . . . . . . . . . . . . . .0.25mA or less

Dimensions(No Bracket) . . . . . . . . . . . . . . . . . . .135mm(W)x30mm(H)x70mm(D)

Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .387g

Maximum output power(GM-8637ZT/UC) . . . .25W or more(4Ω, 1kHz, 10%THD, 14.4V)

Maximum output power(GM-8737ZT/UC) . . . .7W or more(16Ω, 1kHz, 10%THD, 14.4V)

5. ELECTRICAL PARTS LIST........................................10

6. ADJUSTMENT .........................................................12

7. GENERAL INFORMATION.......................................13

7.1 DIAGNOSIS .......................................................13

7.1.1 DISASSEMBLY.........................................13

7.1.2

7.2 SYSTEM BLOCK DIAGRAM .............................14

8. OPERATIONS ...........................................................14

GM-8637ZT/UC

CONNECTOR FUNCTION DESCRIPTION

......14