Alpine PDX-11000 Service manual

SERVICE MANUAL

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MONO POWER AMPLIFIER

Caution : The part marked with ! is generating a high voltage, so care will be necessary when working.

PDX-1.1000

4 / 06-A
A06008

<Cautions for Safe Repair Work>

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The following cautions will prevent accidents in the workplace and will ensure safe products.
*The symbols indicate caution is needed to prevent injuries and damage to property.
The symbols and their meanings follow.

Warning

Caution

*The following symbols indicate two levels of cautions.

When you see this symbol, you have to be very careful.

When you see this symbol, you have to follow the instructions there.

If you ignore this symbol and handle the product incorrectly or unsafely,
serious injury or death may result.

If you ignore this symbol and handle the product incorrectly or unsafely,
injury or only material damage may result.

Warning

Do not look squarely into the laser light
coming from the pickup. Always use a designated fuse.

You may loose you sight. Use of an incorrect fuse may result in a fire.

Caution

Do not allow wiring to be caught in the Battery Caution
screw/chassis. Use the designated battery.

If wiring is caught in the screw/chassis, it may Confirm the correct polarity and seat of the
cause a short circuit, resulting in a fire. battery.

Fuse Caution

An incorrect battery or an improperly connected
or seated battery may result in a fire.

High Temperature Caution Designated Parts Caution

Touching the heat sink may cause severe burns. Look up the part list and ensure that only

designated parts are used to prevent problems or
accidents.

Reverse Power Supply Connections o
Misconnections Caution Ensure that the wiring is correct when rewiring to

Reverse power supply connections or prevent problems with ignition/breakdown.
misconnections may cause ignition problems and
smoke may result.

Soldering Caution Wear Glove

Hot solder from solder splash may cause severe Wear gloves to prevent electrical shocks or injury
burns. from the end face of the metal.

Wiring Caution

Contents

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PDX-1.1000

Packing Assembly Parts List
Packing Method View
Specifications
Extension Cable
Block Diagram
Parts Layout on P.W.Boards and Wiring Diagram
Schematic Diagram
Terminal Voltage of IC/TR

8 to 10
11 to 13
14 to 18

Description of IC Terminal
Exploded View (Cabinet)
About Semi-fixed VR (VR401) of MAIN P.W.Board

4
4
5
6
7

19
20
21

NOTE : Due to continuing product improvement, specifications and designs are subject to
change without notice.

PackingAssembly Parts Lis

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PDX-1.1000

Symbol Symbol

Part No. Description Part No. Description

No. No.

101

#1

101

$1

101

%1

101

&1

102 68-05946Z03 MANUAL,OWNER'S-IGS 109 03E39508S01 SCR,M4X40(WP)(BLK)

$1

103 09E39816S01 CONN,PLUG 2P
104 42E39219S01 JOINT,TOP

NOTE : #1 : For North American Model Only, $1 : For European Model Only, %1 : For General Foreign Model Only,
&1 : For Chinese Model Only, Others : Common.

68-05946Z01 MANUAL,OWNER'S(AO)
68-05946Z02 MANUAL,OWNER'S-GO
68-05946Z02 MANUAL,OWNER'S-GO
68-05946Z66 O/M AOCH

105 03E36691S01 WRENCH,2X2.3
106 03E36692S01 WRENCH,4X4.6
107 03E39493S01 SCR,M2.6X14(P)(WHT)
108 03E39500S01 SCR,M4X36(WSP)(BLK)

Packing Method View

101

102

104 X4

105

107 X8

106

109 X4

108 X4

103 X2

PDX-1.1000

Specifications

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Power Output (1) 20Hz, 4ohm, 1.0% T.H.D. (14.4V) 1000W

100Hz, 4ohm, 1.0% T.H.D. (14.4V) 1000W
(2) 20Hz, 2ohm, 1.0% T.H.D. (14.4V) 1000W

100Hz, 2ohm, 1.0% T.H.D. (14.4V) 1000W
T.H.D. (100Hz, 400W/ 4ohm (14.4V)) 1.0%
Residual Noise (Input Short) 20mV
S/N Ratio (Ref.Output 1000W/ 4ohm, Input Short) 80dB
Frequency Response (Ref.Output 1W/ 4ohm, Ref.Frequency 100Hz) 20Hz : -0.5±2dB

200Hz : -3.5±2dB
Output Offset Voltage (No Signal) ±150mV
Remote On Voltage (1W Output) 6.4±1V
Current Drain (1) No Signal 3.0A

(2) 10% T.H.D., 2ohm Load 150A
(3) Remote Current Drain 0.27±0.2mA
(4) Back Up Current Drain 1.2mA

Input Sensitivity (Ref.Output 1000W/ 4ohm, 100Hz) (Input sensitive volume position : MAX)

Input level switch position : 0.1Vrms~1.0Vrms 125mV±3dB
Input level switch position : 1.0Vrms~8.0Vrms 1000mV±3dB

SUB-SONIC Filter (Input 100Hz, Ref.Output 1W/ 4ohm)

SUB-SONIC Filter switch position : 15Hz -4.0dB±2dB

SUB-SONIC Filter switch position : 30Hz -3.4dB±2dB
Pre-Out Level at 1.0V Input 1.0V±3dB
Input Impedance (Reference) 29.2kohm±10%
Fuse Requirement 20A(Peak) x 4 (For Battery Line)
Power Source DC14.4V (11 to 16V)
Dimensions (W x H x D) 257 x 62 x 192mm
Weight 3.41kg

NOTE : Due to Continuing product improvement, specifications and designs are subject to change without notice.

Extension Cable

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PDX-1.1000

*Always connect the Extension Cable when making checks of voltage and repair.

(1)

CB201

CB901

MAIN P.W.Board

SUB P.W.Board

(1) 01E35763S01

Block Diagram

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RCA
JACK

IN L

IN R

INPUT BUFFER

INPUT BUFFER INPUT ISO

TOP LED SUPPLY

BLUE RESET ±5V

FRONT LED u-COM B-DET POWER

BLUE SUPPLY

RED

FRONT LED

BLUE GND

INPUT ISO

INPUT

LEVEL

S/W

IPUT GAIN

LIMITER INTEGRATOR1 INVERTER1

DRIVER1

SUB SONIC

S/W

SUB SONIC DRIVER2

15Hz

SUB SONIC

30Hz

V-DET POWER DC-DC

TRANS THER

INTERNAL THER

LPF

50Hz~200Hz

AND GATE

INVERTER INVERTER2

±15V

POWER POWER

SUPPLY SUPPLY REMOTE+B

+5V +8V

INTEGRATOR2

POWER OVER CURR1

SUPPLY

VSS±12V

±25V

±60V

DC-DC

TRANS

CONTROL

VOLTAGE SW+B

PDX-1.1000

OUTPUT FET

OUTPUT+

OUTPUT-

OUTPUT FET

CURRENT LIMIT

OUTPUT THER

BATTERY

REMOTE