DR-C500
R
L
R
L
R
L
FRONT
SPEAKERS
A
B
SURROUND
SPEAKERS
CENTER
SPEAKER
FRONT L
FRONT R
SURROUND L
SURROUND R
CENTER
R654
(SURROUND R)
ADJUSTMENT PROCEDURES-1
DC OFFSET ADJUSTMENT
[Note]
No load and No signal
1. Remove the top cover.
2. Power on the unit.
3. Connect the DC voltmeter to FRONT L SPEAKER terminals.
4. Adjustment trimming resistor R504 so that reading of DC voltmeter becomes -15 to +15mV.
5. Connect the DC voltmeter to FRONT R SPEAKER terminals.
6. Adjustment trimming resistor R554 so that reading of DC voltmeter becomes -15 to +15mV.
7. Connect the DC voltmeter to CENTER SPEAKER terminals.
8. Adjustment trimming resistor R704 so that reading of DC voltmeter becomes -15 to +15mV.
9. Connect the DC voltmeter to SURROUND SPEAKER L terminals.
10. Adjustment trimming resistor R604 so that reading of DC voltmeter becomes -15 to +15mV.
11. Connect the DC voltmeter to SURROUND SPEAKER R terminals.
12. Adjustment trimming resistor R654 so that reading of DC voltmeter becomes -15 to +15mV.
13. Disconnect the DC volt meter from SURROUND SPEAKER R terminals.
14. Attached the top cover.
1. ADJUSTMENT POINT
2. CHECK POINT
Front side
R554
(FRONT R)
R504
(FRONT L)
R704
(CENTER)
R604
(SURROUND L)
3. ADJUSTMENT
DC Voltmeter
For example adjustment
the DC offset of FRONT L
Summary of Contents for DR-C500
Page 11: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 BLOCK DIAGRAM...
Page 12: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 BLOCK DIAGRAM...
Page 13: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 1 FRONT SECTION...
Page 14: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 1 FRONT SECTION...
Page 17: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 3 MAIN VIDEO SECTION...
Page 18: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 3 MAIN VIDEO SECTION...
Page 21: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 5 MECHANISM CONTROL SECTION...
Page 22: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 5 MECHANISM CONTROL SECTION...
Page 23: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 6 POWER SUPPLY SECTION...
Page 24: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 6 POWER SUPPLY SECTION...
Page 25: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 7 POWER AMPLIFIER SECTION FL FR...
Page 26: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 7 POWER AMPLIFIER SECTION FL FR...
Page 27: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 7 POWER AMPLIFIER SECTION FL FR...
Page 28: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 7 POWER AMPLIFIER SECTION FL FR...
Page 29: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 7 POWER AMPLIFIER SECTION FL FR...
Page 30: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 7 POWER AMPLIFIER SECTION FL FR...
Page 31: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 8 POWER AMPLIFIER SECTION CENTER...
Page 32: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 8 POWER AMPLIFIER SECTION CENTER...
Page 33: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 9 POWER AMPLIFIER SECTION SL SR...
Page 34: ...A 1 2 3 4 5 B C D E F G H DR C500 DR C500 SCHEMATIC DIAGRAMS 9 POWER AMPLIFIER SECTION SL SR...
