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HI / FI STEREO COMPONENTS

SERVICE MANUAl SUPPLEMENT

KR·5400,KR·4400,K/\·4006 MAIN AMP UNIT (X07-1350-10,-11,-12)

® 1975-3 PAINTED IN JAPAN 851-0332-00 (G) 3300

Main amp units of KR-5400. KR-4400 and KA-4006 are revised for using New DC Voltage Protection Circu1t.

K~-5400'sis revised from (X07-1280-1 0) to (X07-1350-1 0). KR-4400's from (X07 -1280-11) to (X07 -1350-11) and KA-4006'sfrom (X07-1280-12) to (X07-1350-12). Refer to SERVICE BULLETIN NO. SB-059 about circu1t descnpt1on. As to specifications. no amendment IS needed.

Application : From Serial No. 06xxxx

MAIN AMP (XOJ-1350-10)

r ----- 0 - :; ------ __ :: ----

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2SA620WN4. 5

OeS . 6

2SC1451 IGt or i Bl

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10. 15 16

2SA733

 

 

 

 

 

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8

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l

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Del-46 . 7

152076

 

 

 

 

 

De5

 

vz 140

 

 

 

 

 

DeB

 

EOB01 - 14

 

 

 

 

 

THe!

 

5TP 41 L

 

GNC

The schematic diagram shown above is KR-5400 main amp unit (X07-1350-10) KR-4400 is modif1ed from (X07-1350-10) to (X07-1350-11) and KA-4006's from (X07-1350-1 0) to (X0/-1350-12). Mod1f1cation points are marked on the schematiC d1agram with black screen and showed in the parts list.

PARTS LIST

 

 

 

 

 

 

 

 

 

 

 

Ref No

Parts No

 

 

Oescnptton

 

 

Remarlts

Ref No

Parts No

 

Descrtpt10n

 

 

 

 

CAPAC,TOR

 

 

 

 

 

 

 

RfSISTOPf

 

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CC.t5SL1H211K

 

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3301/

Cel. 4

CE04W1H010

 

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Rt'45 - 48

RN14ABJ ·OR47K ·B

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0 4711

Ce!S. e

CE04W1E100

 

Elttetrolyttc

10111F

25WV

 

 

Re49. 50

RN14ABJ -04R7K·B

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.. 711

Ce7. e

CC45SL 1HOSCD

 

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5pF

~0 SpF

 

 

ReS I

RC05GF2H222K

Carbon

2 2kJI

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CC•5Sl1 H470K

 

c.,amiC

47pF

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P014SY2E560J ·8

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5611

Celt . 12

CE04WOJ221

 

Electrolvt•c

220uF

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AeSJ . 54

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22kU

Cell. 14

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47uF

5(1NV

 

 

Re55

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Carbon

6 SkU

Ce15 18

 

CerlmiC

47uF

! 10'%

 

 

Re56. 57

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Carbon

JJkl/

Ce17-20

CE04WOJ470

 

ElectrolytiC

6JWV

 

 

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Carbon

6 SkU

 

 

 

-

 

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Ce21. 22

C093M1H22~M

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220uF

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SEMICONDUCTOR

Ce24

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5<JWV

 

 

 

 

Tran5tstor 2SA620W"-o4 or 5

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Oe17 . IE

V03 ·023S·05

Tr~na~aror 2SC 1212 A !8 101' !CI

 

 

 

 

 

 

 

 

 

 

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Tr•ns•stor 2SA743A. !P-I or ICI

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c....,.,

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C1rbon

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0"23. ]4

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P014CY2£563J

 

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Page 1
Image 1
Kenwood KR4400, KR5400 specifications RN14ABJ ·OR47K ·B, CC45SL 1HOSCD, 6JWV, CE04W1HOTO, CE04W1C101 Inpi, CQ93M 1HJJJM

KA4006, KR4400, KR5400 specifications

The Kenwood KA-4006, KR-5400, and KR-4400 are classic audio components that reflect the quality and craftsmanship associated with Kenwood's engineering. Each model is emblematic of its time, bringing together powerful performance with user-friendly features for audiophiles and casual listeners alike.

The Kenwood KA-4006 is an integrated amplifier renowned for its robust power output. With a design that combines simplicity and functionality, it delivers up to 50 watts per channel, ensuring that even the most demanding speakers receive ample power. The KA-4006 features a low distortion rate and impressive frequency response, which contributes to its warm sound signature. Additionally, it offers multiple input options including phono, tape, and aux, accommodating a range of audio sources. The elegant styling of the KA-4006, with its aluminum front panel and easy-to-read knobs, makes it a striking addition to any audio setup.

Moving on to the Kenwood KR-5400, this receiver captures attention with its versatile capabilities and comprehensive FM/AM tuning. Delivering a powerful 60 watts per channel, it is capable of driving larger speakers while maintaining clarity and depth. The KR-5400 incorporates a built-in equalizer and various tone control adjustments, allowing users to customize their listening experience to suit personal tastes. With a dual-speaker output, this receiver supports up to two pairs of speakers, making it an excellent choice for larger setups or multi-room arrangements. The built-in FM/AM radio provides access to a wide array of channels, and the bright, easy-to-read display enhances usability.

Lastly, the Kenwood KR-4400 stands out as a solid receiver with a simpler design but still packed with essential features. Offering 40 watts per channel, it provides ample power for casual listening environments. The KR-4400 includes a phono input, which is particularly advantageous for vinyl enthusiasts. The front panel features straightforward controls that simplify the user experience, making it ideal for beginners. Its compact design allows it to fit seamlessly within a variety of home entertainment systems.

In summary, the Kenwood KA-4006, KR-5400, and KR-4400 showcase the brand’s commitment to high-quality audio. Each model brings unique features and sound characteristics suitable for different listener needs, ensuring that music lovers can experience their favorite tracks with fidelity and style. Kenwood’s legacy in audio technology continues to resonate through these models, celebrated by both casual listeners and dedicated audiophiles.