JVC NX-PN7J Manual de usuario

SERVICE MANUAL

2008/9

COMPACT COMPONENT SYSTEM

MB675<Rev.002>20089SERVICE MANUAL

NX-PN7J,NX-PN7C,NX-PN7B,NX-PN7E,

NX-PN7EN,NX-PN7EV,NX-PN7A,

NX-PN7US,NX-PN7UW,NX-PN7UJ

Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)

TABLE OF CONTENTS

1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

2 SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10

5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10

NX-PN7B, NX-PN7E

NX-PN7EN, NX-PN7EV

REVISION INFORMATION

COMPACT COMPONENT SYSTEM

2008/09

NX-PN7J, NX-PN7C, NX-PN7B, NX-PN7E,

NX-PN7EN, NX-PN7EV, NX-PN7A, NX-PN7US,

NX-PN7UW, NX-PN7UJ

■OVERVIEW

Add NX-PN7B, NX-PN7E, NX-PN7EN, NX-PN7EV, NX-PN7A, NX-PN7US, NX-PN7UW and

NX-PN7UJ

■DETAILS

COVER SECTION

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

Revision Rev.001 Rev.002

Issue Date 2008/07 2008/09

Model No. NX-PN7C,

NX-PN7J NX-PN7A,

NX-PN7B,

NX-PN7C,

NX-PN7E,

NX-PN7EN,

NX-PN7EV,

NX-PN7J,

NX-PN7UJ,

NX-PN7US,

NX-PN7UW

Cover Illustration ILLUSTRATION(mb675_0001.png) ILLUSTRATION(mb675_0001.png)

Category Audio/Video Systems category Audio/Video Systems Division

SPECIFICATION 1 NX-PN7J,C

Dock A and B for iPod

* Only for still picture.

Compatible iPod types

iPod nano 1GB/2GB/4GB

yes

Dock A and B for iPod

* Only for still picture.

Compatible iPod types

iPod nano 1GB/2GB/4GB

Audio

yes

2 (MB675-R002)

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

iPod nano (2nd Generation)

2GB/4GB/8GB

yes

Video

iPod nano (3rd Generation) 4GB/8GB

yes

iPod nano (2nd Generation)

2GB/4GB/8GB

Audio

yes

iPod mini 4GB

yes

Video

iPod mini (2nd Generation) 4GB/ 6GB

yes

iPod nano (3rd Generation) 4GB/8GB

Audio

yes

iPod (4th Generation) 20GB/40GB

yes

Video

yes

iPod photo (4th Generation)

20GB/30GB/40GB/60GB

yes

yes*

iPod mini 4GB

Audio

yes

iPod video (5th Generation)

30GB/60GB/80GB

yes

Video

iPod classic 80GB/160GB

yes

iPod mini (2nd Generation) 4GB/ 6GB

Audio

yes

iPod touch 8GB/16GB/32GB

yes

Video

iPhone 4GB/8GB/16GB

yes

iPod (4th Generation) 20GB/40GB

Audio

yes

21 - Video

22 - iPod photo (4th Generation)

20GB/30GB/40GB/60GB

Audio

yes

23 - Video

yes*

24 - iPod video (5th Generation)

30GB/60GB/80GB

Audio

yes

25 - Video

yes

26 - iPod classic 80GB/160GB

Audio

yes

(MB675-R002) 3

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

27 - Video

yes

28 - iPod touch 8GB/16GB/32GB

Audio

yes

29 - Video

yes

30 - iPhone 4GB/8GB/16GB

Audio

yes

31 - Video

yes

54 - NX-PN7BEENEV

55 - Amplifier

56 - Output Power

10 W (5 W + 5 W) at 8 Ω(10% THD)

(IEC268-3)

57 - Terminals

58 - AUDIO IN

Input Sensitivity/

Impedance (1 kHz)

LEVEL 1: 500 mV/47 kΩ

59 - LEVEL 2: 250 mV/47 kΩ

60 - LEVEL 3: 125 mV/47 kΩ

61 - Dock A and B for iPod

* Only for still picture.

Compatible iPod types

iPod nano 1GB/2GB/4GB

Audio

yes

62 - Video

63 - iPod nano (2nd Generation)

2GB/4GB/8GB

Audio

yes

64 - Video

65 - iPod nano (3rd Generation) 4GB/8GB

Audio

yes

66 - Video

yes

67 - iPod mini 4GB

Audio

yes

68 - Video

69 - iPod mini (2nd Generation) 4GB/ 6GB

Audio

yes

4 (MB675-R002)

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

70 - Video

71 - iPod (4th Generation) 20GB/40GB

Audio

yes

72 - Video

73 - iPod photo (4th Generation)

20GB/30GB/40GB/60GB

Audio

yes

74 - Video

yes*

75 - iPod video (5th Generation)

30GB/60GB/80GB

Audio

yes

76 - Video

yes

77 - iPod classic 80GB/160GB

Audio

yes

78 - Video

yes

79 - iPod touch 8GB/16GB/32GB

Audio

yes

80 - Video

yes

81 - iPhone 4GB/8GB/16GB

Audio

yes

82 - Video

yes

83 - Output power (each iPod)

DC 5 V 500 mA

84 - VIDEO OUT (For iPod)

Composite

85 - PHONES

32Ω1 kΩ

86 - 15 mW/ch output into 32 Ω

87 - Tuner

88 - FM tuning range

87.50 MHz - 108.00 MHz

89 - Unit

90 - Dimensions (W/H/D)

318 mm × 148 mm × 154 mm

91 - Mass

Approx. 1.6 kg

92 - Speaker Specifications

(MB675-R002) 5

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

93 - Type

Full range bass-reflex type

94 - Speakers

7 cm cone × 2

95 - Impedance

8 Ω

96 - Power Specifications

97 - Power Source

DC 10.7 V 3 A (EXTERNAL DC IN)

98 - AC Adaptor (AA-R1001)

INPUT

AC 110 - 240 V 50 Hz/60 Hz 1 A

99 - OUTPUT

DC 10.7 V 3 A 32.1 VA

100 - Power Consumption

35 W (power on mode)

101 - 4 W or less (in Standby mode)

102 - 1 W or less (in ECO mode)

103 - 19 W (in Standby mode with two iPod

devices connected.)

105 - Design and specifications are subject to

change without notice.

106 - NX-PN7AUSUJUW

107 - Amplifier

108 - Output Power

10 W (5 W + 5 W) at 8Ω(10% THD)

(IEC268-3)

109 - Terminals

110 - AUDIO IN

Input Sensitivity/

Impedance (1 kHz)

LEVEL 1: 500 mV/47 kΩ

111 - LEVEL 2: 250 mV/47 kΩ

112 - LEVEL 3: 125 mV/47 kΩ

113 - Dock A and B for iPod

* Only for still picture.

Compatible iPod types

iPod nano 1GB/2GB/4GB

Audio

yes

114 - Video

115 - iPod nano (2nd Generation)

2GB/4GB/8GB

Audio

yes

116 - Video

6 (MB675-R002)

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

117 - iPod nano (3rd Generation) 4GB/8GB

Audio

yes

118 - Video

yes

119 - iPod mini 4GB

Audio

yes

120 - Video

121 - iPod mini (2nd Generation) 4GB/ 6GB

Audio

yes

122 - Video

123 - iPod (4th Generation) 20GB/40GB

Audio

yes

124 - Video

125 - iPod photo (4th Generation)

20GB/30GB/40GB/60GB

Audio

yes

126 - Video

yes*

127 - iPod video (5th Generation)

30GB/60GB/80GB

Audio

yes

128 - Video

yes

129 - iPod classic 80GB/160GB

Audio

yes

130 - Video

yes

131 - iPod touch 8GB/16GB/32GB

Audio

yes

132 - Video

yes

133 - iPhone 4GB/8GB/16GB

Audio

yes

134 - Video

yes

135 - Output power (each iPod)

DC 5 V 500 mA

136 - VIDEO OUT (For iPod)

Composite

(MB675-R002) 7

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

137 - PHONES

32Ω1 kΩ

138 - 15 mW/ch output into 32 Ω

139 - Tuner

140 - FM tuning range

87.50 MHz-108.00 MHz

141 - Unit

142 - Dimensions (W/H/D)

318 mm × 148 mm × 154 mm

143 - Mass

Approx. 1.6 kg

144 - Speaker Specifications

145 - Type

Full range bass-reflex type

146 - Speakers

7 cm cone × 2

147 - Impedance

8 Ω

148 - Power Specifications

149 - Power Source

DC 10.7 V 3 A (EXTERNAL DC IN)

150 - AC Adaptor (AA-R1001)

INPUT

AC 110 - 240 V , 50 Hz/60 Hz 1 A

151 - OUTPUT

DC 10.7 V 3 A

152 - Power Consumption:

35 W (power on mode)

153 - 4 W or less (in Standby mode)

154 - 1 W or less (in ECO mode)

155 - 19 W (in Standby mode with two iPod

devices connected.)

157 - Design and specifications are subject to

change without notice.

SECTION 1 PRECAUTION

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

1.1 Safety

Precautions 8 ILLUSTRATION(LXM-SA007-

001_01.png) ILLUSTRATION(LXM-SA009-

001_01.png)

1.5 Safety

Precautions (U.K

only)

T - 1.5 Safety Precautions (U.K only)

1 - 1. This design of this product contains

special hardware and many circuits and

components specially for safety

purposes. For continued protection, no

changes should be made to the original

design unless authorized in writing by the

manufacturer. Replacement parts must

be identical to those used in the original

circuits.

8 (MB675-R002)

Title Line No.MB675<Rev.001> No.MB675<Rev.002> Description

2 - 2. Any unauthorised design alterations or

additions will void the manufacturer's

guarantee; furthermore the manufacturer

cannot accept responsibility for personal

injury or property damage resulting

therefrom.

3 - 3. Essential safety critical components

are identified by

( ILLUSTRATION(kigo001.png) ) on the

Parts List and by shading on the

schematics, and must never be replaced

by parts other than those listed in the

manual. Please note however that many

electrical and mechanical parts in the

product have special safety related

characteristics. These characteristics are

often not evident from visual inspection.

Parts other than specified by the

manufacturer may not have the same

safety characteristics as the

recommended replacement parts shown

in the Parts List of the Service Manual

and may create shock, fire, or other

hazards.

4 - 4. The leads in the products are routed

and dressed with ties, clamps, tubings,

barriers and the like to be separated from

live parts, high temperature parts, moving

parts and/or sharp edges for the

prevention of electric shock and fire

hazard. When service is required, the

original lead routing and dress should be

observed, and it should be confirmed that

they have been returned to normal, after

re-assembling.

1.5.1 Warning T - 1.5.1 Warning

1 - 1. Service should be performed by

qualified personnel only.

2 - 2. This equipment has been designed

and manufactured to meet international

safety standards.

3 - 3. It is the legal responsibility of the

repairer to ensure that these safety

standards are maintained.

4 - 4. Repairs must be made in accordance

with the relevant safety standards.

5 - 5. It is essential that safety critical

components are replaced by approved

parts.

6 - 6. If mains voltage selector is provided,

check setting for local voltage.

7 - ILLUSTRATION(LXM-SA009-

001_02.png)

STANDARD SCHEMATIC DIAGRAMS

Description of Major ICs

Diagram Name No.MB675<Rev.001> No.MB675<Rev.002> Description

Menu -U302: BI102024X

BI102024X.xml

Menu -U702: BI103952X

BI103952X.xml

Menu -U310: BI113231X

BI113231X.xml

(MB675-R002) 9

Diagram Name No.MB675<Rev.001> No.MB675<Rev.002> Description

Menu -U705: BI119711X

BI119711X.xml

Menu -U703: BI117371X

NJM2233BM.xml

Menu -U303: BI126541V

TDA7266SA.xml

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