Marantz SR7300/U1B Manuals

Manuals and User Guides for Marantz SR7300/U1B. We have 2 Marantz SR7300/U1B manuals available for free PDF download: Service Manual

Marantz SR7300/U1B Service Manual

Marantz SR7300/U1B Service Manual (64 pages)

Brand: Marantz | Category: Amplifier | Size: 9.61 MB

Table of Contents

Table of Contents
1
Marantz Design and Service
2
Technical Specifications and Service Tool
3
The Relation between the Selected Surround Mode and the Input Signal
4
Technical Description
6
Wiring Diagram
7
Block Diagram
8
Schematic Diagram
9
Parts Location
17
IC Data
24
- Pin Assignment
  27
- Pin Functions
  27
- Lc89057W
  28
- Qe11/Qe12 : Tc9499N
  29
- Qu03 : Hin202Ecb
  29
- Qd01 : Cs4382
  30
- Qc01 : Nju3430Fg1
  32
Exploded View and Parts List
34
Service Program
36
- Download Firmware for CPU (Mode 2)
  37
- Download Firmware for DSP (Mode 1)
  37
Update Firmware
37
- Firmware Version Check
  38
- Idling Current Alignment
  39
Power Amplifier Adjustment
39
System Error
40
- Trouble in DSP
  40
- Trouble in EEPROM
  40
- Trouble in RS-232C
  40
- No Picture from Monitor Output
  41
- No Power
  41
Trouble Shooting
41
Electrical Parts List
45
Note on Safety for Fusible Resistor
45

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Marantz SR7300/U1B Service Manual

Marantz SR7300/U1B Service Manual (63 pages)

AV Surround Amplifier

Brand: Marantz | Category: Amplifier | Size: 9.69 MB

Table of Contents

Table of Contents
1
Technical Specifications and Service Tool
3
Technical Description
6
Wiring Diagram
7
Block Diagram
8
Schematic Diagram
9
Parts Location
17
IC Data
24
Exploded View and Parts List
34
Service Program
36
Update Firmware
37
Power Amplifier Adjustment
39
System Error
40
Trouble Shooting
41
Electrical Parts List
45

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