Nakamichi NA200R User manual

8
3
33
Instruction Manual page22-33
NA200R

TECHNICAL SPECIFICATION 1-2
Product Information
Power Supply: 12V DC (10.5-14.4V), negative ground
Fuse: 15A
Suitable Speaker Impedance: 4 -8
General
Aux-In level: 500mV
Audio Section
Maximum Power Output: Mosfet 50W x 4 Channels
Pre-AMP Output Voltage: 5 V
Subwoofer Output Voltage: 5 V
FM tuner section
AM tuner section
Frequency Range: 87.5 - 108MHz
Frequency Range: 522 - 1620KHz
Usable Sensitivity: Better than 45dB at S/N 26dB
Usable Sensitivity: Better than 15dB at S/N 30dB
USB devices
Memory Card
USB Flash Memory: USB 1.1 & 2.0 Compatible
Support type of memory card: SD/SDHC
About Audio file
MP3/WMA bit rate: 32-320kbps and varible bit rate
MP3 sampling frequencies: 8-48kHz
WMA sampling frequencies: 32kHz, 44.1kHz, 48kHz
ID3 tag v1.0 or later
USB or memory file system: FAT16, FAT32
■
Continous Power Output: 24W x 4 RMS
■
■
■
■
(Subwoof Vol Max=12)

1-1
MAIN BOARD-CIRCUIT DIAGAM

1-2
MAIN BOARD-CIRCUIT DIAGAM

1-3
MAIN BOARD-CIRCUIT DIAGAM

1-4
MAIN BOARD-CIRCUIT DIAGAM

1-5
MAIN BOARD-CIRCUIT DIAGAM

1-6
MAIN BOARD-LAYOUT DIAGAM

1-7
MAIN BOARD-LAYOUT DIAGAM

1-8
MAIN BOARD-LAYOUT DIAGAM

2-1
SERVO BOARD-CIRCUIT DIAGAM

2-2
SERVO BOARD-LAYOUT DIAGAM

2-3
SERVO BOARD-LAYOUT DIAGAM

2-4
SERVO BOARD-LAYOUT DIAGAM

2-5
SERVO BOARD-LAYOUT DIAGAM

3-1
PANEL BOARD-CIRCUIT DIAGAM
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KEY1
GND
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REMOTE
SYS_5V
2COLOR
BT_LED
LAMP_VCC
ENCODER
CE
CLK
DATA
INH
USB_5V
GND
TRACK-UP TRACK-DN
USB_5V
USB_DN
USB_UP
AUX_R
AUX_L
GND
DO
CLK
CE
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POWER/MUTE
POWER/MUTE
86%*1'
86%*1'
86%9
86%9
6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6
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3-2
PANEL BOARD-LAYOUT DIAGAM

3-3
PANEL BOARD-LAYOUT DIAGAM

3-4
PANEL BOARD-LAYOUT DIAGAM

3-5
PANEL BOARD-LAYOUT DIAGAM