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HCD-HX3/HX5/HX7 HCD-HX3/HX5/HX7 6-10. PRINTED WIRING BOARDS - BLUETOOTH Section (HX5/HX7) - • See page 23 for Circuit Boards Location. 1 2 3 4 5 A ANT BOARD BT BOARD (SIDE A) C971 C927 C929 :Uses unleaded solder. 6 7 (Page 32) F MAIN BOARD CN309 C928 C930 CN901 FB903 FB904 FB914 FB913 B CN904 C914 C ANT901 PATTERN ANTENNA (FOR BLUETOOTH) D 11 1-873-213- (11) 25 1 IC904 BLUETOOTH MODULE C954 C952 C966 26 CN903 6 1 (NC) FB907 50 C958 C905 C953 C951 CN902 6 1 (NC) C906 C904 C965 C907 C908 C912 4 3 IC903 5 1 C903 C921 C922 C901 FB905 JR902 C902 C942 C941 BT BOARD (SIDE B) E R938 R939 R940 R966 R913 R937 R955 R957 R936 R935 R900 FB906 R949 R967 R941 R943 IC901 R968 R942 R915 C957 R944 R974 C945 R947 R945 R973 R917 R918 R916 R946 F R972 R907 C946 R948 R950 R959 R961 R960 R962 R953 R963 R951 R971 R970 R969 R908 C969 D901 D902 A K A A K A R954 R964 R956 R958 R952 R911 R910 R914 R909 R965 C924 C923 FB910 FB909 FB908 G R930 R922 R921 R929 C925 FB911 R926 R925 R933 FB901 R934 R924 R923 R931 C926 C931 R932 IC902 R927 R906 FB902 R901 R902 R903 R904 R905 R928 C932 28 28 8 11 1-873-212- (11) 11 1-873-212- (11)

Section	Page
COVER	1
TABLE OF CONTENTS	3
1. SERVICING NOTES	4
2. GENERAL	5
3. DISASSEMBLY	9
3-1. DISASSEMBLY FLOW	9
3-2. PANEL (TOP)	10
3-3. FRONT PANEL BLOCK	10
3-4. MAIN BOARD (HX3/HX5)	11
3-5. MAIN BOARD/XM BOARD (HX7)	11
3-6. SWITCHING POWER BOARD/SUB POWER BOARD	12
3-7. LOADING MECHANISM BLOCK	12
3-8. BASE UNIT	13
3-9. BELT	13
3-10. OP BASE ASSY (KSM-213D)	14
4. TEST MODE	15
5. ELECTRICAL CHECKS	17
6. DIAGRAMS	18
6-1. Block Diagram – CD SERVO Section –	18
6-2. Block Diagram – TUNER/USB/BLUETOOTH Section –	19
6-3. Block Diagram – MAIN Section –	20
6-4. Block Diagram – AMP Section –	21
6-5. Block Diagram – PANEL/POWER SUPPLY Section –	22
6-6. PRINTED WIRING BOARDS – CD Section –	24
6-7. SCHEMATIC DIAGRAM – CD Section –	25
6-8. PRINTED WIRING BOARDS – USB Section (HX3/HX5) –	26
6-9. SCHEMATIC DIAGRAM – USB Section (HX3/HX5) –	27
6-10. PRINTED WIRING BOARDS – BLUETOOTH Section (HX5/HX7) –	28
6-11. SCHEMATIC DIAGRAM – BLUETOOTH Section (HX5/HX7) –	29
6-12. PRINTED WIRING BOARDS – XM Section (HX7) –	30
6-13. SCHEMATIC DIAGRAM – XM Section (HX7) –	31
6-14. PRINTED WIRING BOARD – MAIN Section –	32
6-15. SCHEMATIC DIAGRAM – MAIN Section (1/3) –	33
6-16. SCHEMATIC DIAGRAM – MAIN Section (2/3) –	34
6-17. SCHEMATIC DIAGRAM – MAIN Section (3/3) –	35
6-18. PRINTED WIRING BOARD – AMP Section (HX3/HX7) –	36
6-19. SCHEMATIC DIAGRAM – AMP Section (HX3/HX7) –	37
6-20. PRINTED WIRING BOARD – AMP Section (HX5) –	38
6-21. SCHEMATIC DIAGRAM – AMP Section (HX5) –	39
6-22. PRINTED WIRING BOARD – OUTPUT Section –	40
6-23. SCHEMATIC DIAGRAM – OUTPUT Section –	40
6-24. PRINTED WIRING BOARDS – PANEL Section –	42
6-25. SCHEMATIC DIAGRAM – PANEL Section –	43
6-26. PRINTED WIRING BOARDS – POWER SUPPLY Section –	44
6-27. SCHEMATIC DIAGRAM – POWER SUPPLY Section –	45
7. EXPLODED VIEWS	64
7-1. PANEL SECTION	64
7-2. CHASSIS (TOP) SECTION	65
7-3. PANEL KEY SECTION	66
7-4. FRONT PANEL SECTION	67
7-5. MAIN SECTION	68
7-6. CHASSIS SECTION	69
7-7. LOADING MECHANISM SECTION	70
7-8. BASE UNIT SECTION (BU-K6BD90-WOD: HX7) (BU-K6BD90U-WOD: HX3/HX5)	71
8. ELECTRICAL PARTS LIST	72
AMP	72
ANT	75
BT	75
CD	76
FRONT PANEL	78
HEADPHONE	79
MAIN	79
MOTOR	84
SPEAKER	84
SUB POWER	84
SWITCHING POWER	84
TOP PANEL (FUNCTION)	86
TOP PANEL (PLAY)	86
USB	87
USB POWER	88
XM	88
XM REGULATOR	89

Match case Limit results 1 per page

HCD-HX3/HX5/HX7

6-10. PRINTED

WIRING

BOARDS

– BLUETOOTH Section (HX5/HX7) –

•

See page 23 for Circuit Boards Location.

:Uses unleaded solder.

IC904

CN903

CN902

FB907

C905

C958

C906

C904

C951

C953

C952

C954

C930

C929

C928

C927

C971

C907

C966

C965

C903

IC903

C912

C908

CN901

FB903

FB904

FB914

FB913

FB905

C942

C922

C921

JR902

C901

C902

C941

R938

R939

R940

R966

R913

R937

R935

R936

R900

FB906

R955

R957

R953

R963

C957

R915

R916

R918

R917

C969

D902

D901

R965

R932

R934

C926

R930

C924

R922

R926

R924

R928

C932

IC902

R954

R964

R959

R961

R960

R962

R956

R958

R952

R951

R945

C945

R947

R943

R949

R967

R941

IC901

R950

R971

R970

R969

R908

R948

C946

R946

R944

R974

R973

R972

R907

R942

R968

R910

R911

R909

R914

R921

C923

R929

C925

R925

R923

C931

R927

R931

R933

R901

R902

R903

R904

R905

R906

FB908

FB909

FB910

FB911

FB901

FB902

C914

CN904

MAIN BOARD

CN309

BT BOARD

(SIDE A)

1-873-212-

(11)

(NC)

BLUETOOTH MODULE

BT BOARD

(SIDE B)

1-873-212-

(11)

ANT BOARD

1-873-213-

(11)

ANT901

PATTERN

ANTENNA

(FOR

BLUETOOTH)

(Page 32)