Marantz 300DC Amplifier
Manufacturer:
Model:
300DC
Date:
unknown
Class:
Type:
SubType:
Power Amplifier
Information
fECHNICAL SPECIFICATIONS
TED POWER OUTPUT, MINIMUM CONTINUOUS AVERAGE POWER »ER
CHANNEL, BOTH CHANNELS DRIVEN 152 WATTS I/VER BAND 20 Hz to
20 kHz TAL HARMONIC DISTORTION 0.03% (8 OHMS) 0.05% (4 OHMS)
Distortion (I.H.F. method, 60 Hz and 7 kHz mixed 4 : 1 at
rated power output)......................................
0.03% (8 ohms)
0.05% (4 ohms)
nping Factor
..........................................................................................................................................................60
(8 ohms, 20 Hz)
sitivity (at MAIN
IN)....................................................................................................................................................................
1.5 V
iedance (at MAIN IN)
...........................................................................................................................................................30
k ohms
^uency Response for Power Amp only
..................................................................................................20
Hz ~ 20 kHz, ±0.2 dB
/er Requirements
.....................................................................................................................................................
120 VAC, 60 Hz
tensions
'anel Wideh
....................................................................................................................................................416
mm (16-3/8 inches)
’anel Height
....................................................................................................................................................146
mm ( 5-3/4 inches)
Depth
................................................................................................................................................................301
mm (11-7/8 inches)
ght
J nit alone
....................................................................................................................................................................
20 kg ( 44 lbs)
'acked for
shipment.....................................................................................................................................................
22 kg (48.4 lbs)
21
Manual type:
Service Manual
Pages:
20
Size:
2.00 Mbytes (2095105 Bytes)
Language:
english
Revision:
Manual-ID:
2979855010
Date:
unknown
Quality:
Scanned document, all readable.
Upload date:
2015 03 08
MD5:
95f988c674c1cfca81714b2d8f1f49c1
Downloads:
814
Information
1. INTRODUCTION
...
1
2. TEST EQUIPMENT REQUIRED FOR SERVICING ...
...
1
3. ALIGNMENT PROCEDURE
...
2
3.1 DC
Balance ...
... 2
3.2 Meter Adjustment
...
... 2
4. VOLTAGE CONVERSION FOR EUROPE
... 2
5. DIAGRAM AND COMPONENT LOCATIONS ...
...
... 3
5.1 Main Amp. Assembly (P700) Schematic Diagram and
Component
Locations ...
3
5.2 Peak Ind. Assembly (PNOO) Schematic Diagram and
Component Locations ...
... 4
5.3 Power Supply Assembly (P800) Schematic Diagram and
Component
Locations ... 5
5.4 RCA Pin Terminal Assembly (PMOO) Schematic Diagram and
Component Locations ... 5
5.5 Meter Range Assembly (PSOO) Schematic Diagram and
Component Locations ...
... 5
5.6 Fuse Assembly (PPOO) Schematic Diagram and Component
Locations
...
5
6. BLOCK DIAGRAM ...
...
6
7. SCHEMATIC DIAGRAM
...
7
8. EXPLODED VIEW AND PARTS LIST
...
...
9
9. TECHNICAL
SPECIFICATIONS ...
21
This service manual was prepared for use by Authorized
Warranty Stations and contains service information for
Marantz Model
300DC Main
Amplifier.
Servicing information and voltage data included in this
manual are intended for use by the knowledgeable and
experienced technician only. All instructions should be read
carefully. No attempr should be made to proceed
without a good understanding of the operations in the
Receiver.
The parts list furnishes information by which replacement
parts may be ordered from the
Marantz Company. A simple
description is included for parts which can usually be
obtained through local suppliers.
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