JVC KS-FX650R User manual

Safety precaution ------------------------------------- 1-2
Instructions --------------------------------------------- 1-3 - 17
Location of main parts ------------------------------- 2-1
Disassembly method -------------------------------- 2-2
Adjustment method ---------------------------------- 2-8
Wiring connections ----------------------------------- 2-12
Description of major ICs ---------------------------- 2-13
Block diagram ----------------------------------------- 2-22
Standard schematic diagrams -------------------- 2-23
Printed circuit boards -------------------------------- 2-27
Parts list ------------------------------------------------- 3-1 - 16
Contents
CASSETTE RECEIVER
SERVICE MANUAL
KS-FX650R
KS-F550R
No.49547
Mar. 2000
COPYRIGHT 2000 VICTOR COMPANY OF JAPAN, LTD.
Area Suffix
E ..... Continental Europe
Detachable
KS-FX650R
KS-F550R
40Wx4
CD CHANGER CONTROL
TP
RDS
PTY
SCM
FM/AM TAPE
SSM
RPT
DAB
MO
RND
KS-FX650R
40Wx4
DETACHABLE CONTROL PANEL
TP
RDS
PTY
SCM
FM
AM TAPE
SSM
RPT
MO
KS-F550R
Multi
Music
Scan
KS-FX650R
KS-F550R

2-22
KS-FX650R
KS-F550R
Block Diagram
IC751
CHANGER CONTROL
HD74HC126FP-X
HEAD
IC401
PB EQ
CXA2559Q
IC941
POWER AMP.
HA13158
IC911
E.VOLUME
TEA6320T-X
IC701
SYSTEM CONTROL MICON
UPD178016AGC552
TU1
AM/FM TUNER PACK
QAU0156-001
SUB
MOTOR
IC402
DC MOTOR DRIVER
LB1641
LCD1
QLD0100-001
IC651
LCD DRIVER
LC75823E
KEY
S601
–
S619
MAIN
MOTOR
SWITCH
TAPE END.STANDBY
SEEK/STOP
SD/ST
SMETER
JBUS SI
JBUS SO
JBUS I/O
JBUS SCK
SCK SI/SO
CD RCH CD LCH
TUNER L/R
OUT LR OUT RR OUT LF OUT RF
L/R F ± L/R R ±LRO
RRO
CP501
J751 CP961 J931
KEY 0 –2
CJ701
LCDDA LCDCK LCDCE
S3 –S52
COM0 –COM3
CP701
TAPE L/R
F/R MODE STANDBY FF/REW MOTOR SUBMO ± TAPE IN DOLBY MS REEL
SUBMO+ SUBMO-
LCH RCH METAL
DOLBY
F/R
MS
LCH
RCH
FF/REW
MOTOR
TAPE IN
MODE
STANDBY
TAPE END
REEL
CJ401
CP403 CJ402
J1
AM
FM
TO CD CHANGER
KS-FX650R
TO SPEAKER
CONNECTOR TO REAR LINE OUT
KS-FX650R
Tuner.Power AMP.Changer/System Controller LCD DRIVER/KEY SWITCH CIRCUT
MECHANISM CONTROL
Block Diagrams

2-23
KS-FX650R
KS-F550R
ABCDEFG
3
4
5
2
1
Receiver & System control circuit section for KS-F550R
Standard Schematic Diagrams
FM Radio Signal/Radio Main Signal
Tape PB/Main Signal
AM Radio Signal
KS-F550RE/B/G/:FSDH3125-005RV:1/3
Note:/s/C/jes/3125ma.001

2-24
KS-FX650R
KS-F550R
ABCDEFG
3
4
5
2
1
Receiver & System control circuit section for KS-FX650R
FM Radio Signal/Radio Main Signal
Tape PB/Main Signal
CD Signal
AM Radio Signal
KS-FX650RE/B/G:FSDH3109-005RV:1/3
Note:/s/C/jes/3109ma.001

2-25
KS-FX650R
KS-F550R
ABCDEFG
3
4
5
2
1
LCD driver & Operation switch circuit section
KS-FX650RE:FSDH3109SW:2/3
Note:/s/C/jes/3109sw.001

2-26
KS-FX650R
KS-F550R
ABCDEFG
3
4
5
2
1
Mecha control circuit section
Tape PB/Main Signal
KS-FX650RE:FSDH3109MW:3/3
Note:/s/C/jes/3109me.001

3-2
KS-FX650R
KS-F550R
ABCD
3
4
5
2
1
Block: No. M 1 M M
Exploded view of general assembly and parts list
3
10
10
515
5
5
5
21
4
6
10
10
11
20 7
11
1
1-3
1-2
18
19
1-1
17
16
44
50
12
56
51 53
12
51
43
13
13
40
40
40
36
33
35
34
47
LCD1
45
49
46
48
39
9
8
41
26
2-1
30
29
24
27
25
55 28
31
32
38
37
Main board
Mecha control bord
Front board
57
2-2
2
42

3-3
KS-FX650R
KS-F550R
Parts list (General assembly)
Item Parts number Parts name Area
Q'ty Description
Block No. M1MM
1
ZCKSFX250J-FB FRONT ASS'Y
1
KS-FX650R
ZCKSF550R-FB FRONT ASS'Y
1
KS-F550R
1-1 FSJC1052-001 FRONT CHASSIS
1
1-2 FSJC3014-003 CASSETTE LID
1
KS-FX650R
FSJC3014-002 CASSETTE LID
1
KS-F550R
1-3 VKW4947-002 DOOR SPRING
1
2
ZCKSFX650R-NPA FRONT PANEL ASS
1
KS-FX650R
ZCKSF550R-NPA FRONT PANEL ASS
1
KS-F550R
2-1 FSJC1050-002 FRONT PANEL
1
2-2 FSJD3020-01B FINDER ASSY
1
KS-FX650R
FSJD3020-01C FINDER LENS
1
KS-F550R
3
FSKL2001-001 MECHA BKT (L)
1
4
QYSDST2606Z SCREW
1
PCB+MECHA
5
QYSDST2606Z SCREW
4
MECHA+M.BKT
6
FSJC1056-002 TOP CHASSIS
1
7
FSMH3001-201 HEAT SINK
1
8
FSKM3011-002 BOTTOM COVER
1
9
FSMA3004-203 INSULATOR
1
10
QYSDST2604Z SCREW
4
CHASSIS+MECHA B
11
FSKZ4005-001 SCREW
3
12
QYSDST2606Z SCREW
2
CHASSIS+REAR BK
13
QYSDST2606Z SCREW
2
CHASSIS+MAIN PW
15
------------ CASSETTE MECHA
1
NEW COST DN MEC
16
FSKS3010-001 LOCK LEVER
1
17
FSKW4005-003 TORSION SPRING
1
18
FSXP3026-002 RLS KNOB
1
19
FSKW3002-004 COMP.SPRING
1
20
FSKL2002-001 MECHA BKT (R)
1
LEFT BKT
21
FSYH4036-050 SHEET
1
24
FSJK3014-001 LIGHT LENS
1
25
FSYH4036-031 BUTTON SHEET
1
26
FSXP3053-002 POWER BUTTON
1
27
FSXP3064-001 EJECT BUTTON
1
28
FSXP2038-001 DFUNC.BUTTON
1
KS-FX650R
FSXP2038-004 DFUNC.BUTTON
1
KS-F550R
29
FSXP4006-001 SCM BUTTON
1
30
FSXP2041-003 PUSH BUTTON(L)
1
31
FSXP3062-001 PUSH BUTTON(R)
1
KS-FX650R
FSXP3062-003 PUSH BUTTON(R)
1
KS-F550R
32
FSXP2043-001 UP DOWN BBUTTON
1
33
FSXK3003-005 VOLUME KNOB
1
34
FSXP3061-001 SELECT BUTTON
1
35
FSYH4036-032 BLIND SHEET
1
36
FSJK3027-001 RIM LENS
1
37
FSXP3063-001 DETACH BUTTON
1
38
FSKW3002-012 COMP. SPRING
1
FOR DETACH BUTT
39
FSJC1051-001 REAR COVER
1
40
VKZ4777-001 MINI SCREW
5
F.PANEL+REAR CO
41
FSYN3109-D005 NAME PLATE
1
KS-FX650R
FSYN3125-D005 NAME PLATE
1
KS-F550R

3-4
KS-FX650R
KS-F550R
Parts list (General assembly)
Item Parts number Parts name Area
Q'ty Description
Block No. M1MM
42 QMFZ021-100-J1 FUSE 1
43 VMA4652-001SS EARTH PLATE 1
44 FSKL4018-00B P.W.B.BRACKET 1
45 QNZ0440-001 RUBB.CONNECTOR 1
46 FSJK3033-001 L.C.D.LENS 1
47 FSYH3021-001 L.C.D.CASE 1
48 FSKS3020-001 LENS CASE 1
49 FSYH4075-001 BLIND SHEET 1
50 FSKM3012-011 REAR BRACKET 1KS-FX650R
FSKM3012-012 REAR BRACKET 1KS-F550R
51 QYSDST2606Z SCREW 3
53 QYSDSF3006Z SCREW 1 PIN
55 FSXP2045-002 PRESET BUTTON 11-6
56 FSKL4014-002 HEAT SINK 1
57 FSKL4023-001 REG.BRACKET 1
LCD1 QLD0100-001 L.C.DISPL PANEL 1

3-5
KS-FX650R
KS-F550R
ABCD
3
4
5
2
1
Cassette mechanism assembly and parts list
Block: No. M 2 M M
75
109
FG-84M
68
39
11
40
39
66
FG-84M
LEN-315Y2
2
FG-84M
23
FG-84M
47 59
FG-84M
99 100 101 102
9897
73
91
26
24
105
76 107
104
103
65
SW-902
FG-84M
41
10
SW-902
FG-84M
42
CFD-409
CFD-409
49
40
66
75
17
94
93
95
96
16
5
50
28
CFD-409
4
63
64
LEN-315Y2
LEN-315Y2
27
67
25
SW-522B
SW-522B
117
CFD-409
LEN-315Y2
107
48
30
3
FG-84M
FG-84M
12 108
46
FG-84M
FG-84M
FG-84M
FG-84M
44
34
55
SW-522B
21
38
114
22
33
111
85
82
84 86
71
113
43 110
113
32
111
51
61
37
74
35
60
36
72
9
13
FG-84M
FG-84M
CFD-409
106
87 45
1
106
CDS-801