Pioneer X-HX700 User manual

ORDER NO.
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER ELECTRONIC CORPORATION 1999
NYXCN ‡AC230V
NVXCN ‡AC230V
CD RECEIVER SYSTEM
RRV2136
T–ZZR MAY 1999 Printed in Japan
X-HX700
CONTENTS
1. SAFETY INFORMATION....................................2
2. EXPLODED VIEWS AND PARTS LIST .............3
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 8
4. PCB CONNECTION DIAGRAM ....................... 22
5. PCB PARTS LIST.............................................30
6. ADJUSTMENT..................................................33
7. GENERAL INFORMATION ..............................35
7.1 DIAGNOSIS ...............................................35
7.2 PARTS .......................................................37
8. PANEL FACILITIES AND SPECIFICATIONS
...................................................................49
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S)AND TYPE(S).
System Component Table
Remarks
Type Model
X-HX700 Power Requirement
CD RECEIVER AMPLIFIER XC-HX700 RRV2136 This service manual
SPEAKER SYSTEM S-HX700-LR RRV2136 This service manual
MD RECORDER MJ-HX700 RRV 2134
Remarks
Component System
X-HX700 Service Manual

X-HX700
2
This service manual is intended for qualified service technicians; it is not meant for the casual
do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been
trained to properly and safely repair complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may
void the warranty. If you are not qualified to perform the repair of this product properly and safely, you
should not risk trying to do so and refer the repair to a qualified service technician.
1. SAFETY INFORMATION
LASER DIODE CHARACTERISTICS
MAXIMUM OUTPUT POWER: 5 mw
WAVELENGTH: 780 – 785 nm
IMPORTANT
THIS PIONEER APPARATUS CONTAINS
LASER OF CLASS 1.
SERVICING OPERATION OF THE APPARATUS
SHOULD BE DONE BY A SPECIALLY
INSTRUCTED PERSON.
REAR
FRONT
LABEL CHECK

X-HX700
3
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
(1)PACKING PARTS LIST
NSP 1 CD RECEIVER See Contrast table (2)
NSP 2 SPEAKER SYSTEM See Contrast table (2)
3 Display Carton See Contrast table (2)
4 Mirrormat Bag (400×300×0.5) 66794
5 Remote Control Unit (REA-22C) 60231A
6 Battery Cover 60231-01
7 Operating Instruction (English) 66780-CDU
7 Operating Instruction (French) 66780-CDF
7 Operating Instruction (German) 66780-CDG
NSP 8 Dry Cell Battery (R6P, AA) 60235
9 Mirrormat Bag (360×300×0.5) 66692
(SPEAKER BOX)
10 AM Loop Ant . Assy 60232
11 Poly Foam B (TOP) 66682
12 Poly Foam B (BOTTOM) 66683
13 Carton Sheet B 66678
14 SAFETY DIRECTION See Contrast table (2)
15 GUARANTEE CARD 66689-Y/V
16 Poly Bag 53117
Mark No. Description Parts No.
(2) CONTRAST TABLE
X-HX700/NYXCN and X-HX700/NVXCN are constructed the same except for the following:
NOTES : ÷Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List.
÷The mark found on some component parts indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
÷Screw adjacent to
∞
mark on the product are used for disassembly.
14
16
15
7
11
13
8
9
10
9
2
2
1
4
12
3
5
6
Mark X-HX700/NYXCN X-HX700/NVXCN
NSP 1 CD RECEIVER XC-HX700/NYXCN XC-HX700/NVXCN
NSP 2 SPEAKER SYSTEM S-HX700-LR S-HX700-LR
3 Display Carton 66677-70Y 66677-70V
14 SAFETY DIRECTION 66784-70Y 66784-70V
Part No. Remarks
Symbol and Description
No.

X-HX700
4
2.2 EXTERIOR
Fuse Holder
NVXCN type Only
57
57
61
55
3
3
3
3
371
59
42 43
72
73
82
58
24
56
55
55
54
74
33
55
62
62
50
52
8
3
3
13
12
11
3
55
53 67
51
39
41
40
78
78
69
3
3
3
3
3
80
3
3
10
9
4
4
25
65
6331
30
32
32
8
28
38
33 34
24
24
24
24
68
24
70 45
24
29
26
76
79
7
6
1
5
22
16
66
15
14
18
17
21 60 23
19 64 20
37
3
2
83
36
35
44
47
49
48
46
75
81
77
84
77
CD Mechanism assembly
has no service part.

X-HX700
5
(1) EXTERIOR PARTS LIST
Mark No. Description Parts No.
(2) CONTRAST TABLE
XC-HX700/NYXCN and XC-HX700/NVXCN are constructed the same except for the following:
Mark No. Description Parts No.
1 Inner Panel (CD) 66710-K7C
2 Dumper Gear 60108
3 Screw PAN TAPP. T3X10 PBZ30P100FZK
4 Plate Nut 66741
5 Button C (SET) 66718-K7S
6 Power Button 66720-K7
7 Button D (TIMER) 66719
8 Push Door Lock 60226
9 LCD Assy 52716
10 LCD Sheet 66756
11 LCD Holder 66727
NSP 12 LED PCB Assy 66788B
13 FRONT CD PCB Assy 66788A
14 Door Shaft A 66746
15 Screw PAN TAPP. T2X8 PBZ20P080FMC
16 Cushion A 66795
NSP 17 Front Door A (CD) 66706-K7C
18 Button B (CD-2) 66717-K7C2
19 Button A (CD-1) 66716-K7C1
20 Lens 66734-CD
NSP 21 Front Cover A (CD) 66712-K7C
22 CD Front Case 66701-K7
NSP 23 CD Rear Chassis 66737
24 Screw BIND M3X6 BMZ30P060FZK
25 LCD Window 66735
26 Lens (STANDBY) 66736
27 Screw BIND TAPP. T3X8 BBZ30P080FZK
28 AMP COMBI PCB Assy 66789C
(HEADPHONE PCB)
29 Front Door Spring 66748
30 TUNER PCB Assy 66675
31 AMP COMBI PCB Assy 66789B
(FUSE PCB)
32 Screw BTT-S T3X8 BSZ30P080FMC
33 AC Cord Bushing 60228
34 Heat Sink 66743
35 Screw PAN M3X8 PMZ30P080FZK
36 Leg Rubber A 66758-01
37 Foot A 66722-01
38 AMP COMBI PCB Assy 66789A
(POWER PCB)
39 CD PCB Assy 66786
40 Cushion Rubber 60230
41 Holder Plate 66742
NSP 42 CD Door 67705-K7
NSP 43 CD Door Window 66733-OV
NSP 44 Anntena Wire 66779
45 AM Anntena Jack 60243
46 Pin JAck 52526
47 Power Transformer 54516
48 Screw BIND M4X6 BMZ40P060FMC
49 Washer WS40FMC
50 1P pin Jack 52525
51 Speaker Terminal 60246
52 CD Mechanism Assy 61417
53 Leaf Switch 52802
54 LABEL PLATE (CLASS1) 66690E
55 Screw FLAT M3X6 CMZ30P060FNI
56 CD Rear Case 66703-K7
57 Door Shaft B 66747
58 Rear Panel See Contrast table (2)
59 CD Door Spring 66749
60 Front Door A Assy (CD) 10200-K7C
61 CD Door Assy 10400-K7
62 AC Power Cord See Contrast table (2)
63 Fuse (F301 : T4A/250V) 51609
64 Button A (CD-3) 66716-K7C3
65 Button D (DISPLAY) 66719-K7D
66 Panel Tape A 66760
67 Connector Assy (2P) 66772
68 Fuse Label (T4A/250V) 60270
69 Cushion Rubber 60229
70 Cushion B 66796
71 Dumper Gear 60227
72 10P Connector Cover 66685
73 12p Connector Cover 66684
74 LABEL PLATE (CAUTION) 66690I
75 Fuse (F302 : T315mA/250V) 51608
76 Washer 55003
77 Cable Tie 60208
78 Hymeron 51907
79 Barrier Plate 66693
80 Shield Plate 66797
81 Fuse See Contrast table (2)
82 Motor Cushion 60143
83 Cushion Washer 66699
84 Fuse Label (T315mA/250V) 60269
Mark X-HX700/NYXCN X-HX700/NVXCN
58 Rear Panel 66740-70Y 66740-70V
62 AC Power Cord 50322 50321
81 Fuse (T5A : For AC Power Cord) Not used PEK1003
Part No. Remarks
Symbol and Description
No.

X-HX700
6
2.3 SPEAKER SYSTEM
¶SPEAKER SYSTEM PARTS LIST
Mark No. Description Parts No.
6
5
3
4
2
8
9
12
1
11
7
10
5
13
1 Speaker Frame Assy 10500-K7
2 Speaker Frame 66724-K7
3 Grille Frame 66725-K7
4 Speaker Net 66744-K7
NSP 5 Speaker Box Assy 10600-K7
6 Speaker Cord (L=1.8m) 50318
7 Speaker Unit 54407
8 Foot A 66722-01
9 Leg Rubber A 66758-01
10 Packing 66697
11 Screw BIND TAPP.(T3X12) BBZ30P120FZK
12 Screw PAN TAPP.(T3X12) PBZ30P120FZK
13 Back Plate A Label (NYXCN) 66673-70Y
13 Back Plate A Label (NVXCN) 66673-70V

X-HX700
7

X-HX700
8
A
B
C
D
1234
1234
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
SPINDLE
MOTOR ASSY
(AEA7009)
IC400
52103
(AN8806SB)
RF & SSP
HEAD AMP.
IC401
52118
(BA6299FP)
4ch BTL DRIVER
U1
(TFFJ2U)
FM TUNER PACK
1 4 9 10 1 2
DISK+
CONTROL
CD
X400
16.934MHz
CD CD AUDIO
AUDIO
MD MD
MD
MD
+9V
MD REC MD REC
TUNER
AUX
FM
BAND BAND
TUNER
FM
AM AM
+9V
+5V
SERIAL BUS
CD - SYS
D C
A B
DISK-
CN401
CN406
CN404 CN100
J100
CN400
CD MECHANISM ASSY
PICKUP ASSY
DISC
M
SLED
MOTOR ASSY
(AEA7010)
1 2
SLED+
SLED-
CN402
M
LEAF SW
(INNER)
(AEA7011)
FM
ANTENNA AM LOOP
ANTENNA
LINE-IN
(AUX)
1 2
INNER
CN403
CN2
CN1
10 8 7 5
CN101
TO MD RECORDER
B
CD PCB
IC402
(MN66274RHM)
DSP & DF & DAC
IC100
(TC4052BP)
FUNCTION
SELECTOR
IC101
(TC9260P)
S VOL.
IC2
52190
(BA1450S)
FIL3 Q1
(2SC2412K)
IF AMP.
IC3
52193
(BU2614)
TUNER PLL
11
36
10
44
57 58
12
73 4
24 2
CN4051
4
75
35
12 13 14
X1
75kHz
1 2
7
4
15 7
FIL4
1 1
11
11 15 2
13
414 315 2
IC103
(TC9260P)
MD VOL.
14
315 2
4
10
20
13
FM : IF/DET/MPX
AM : RF/IF/DET
4
R ch
R ch
R ch
R ch
R ch
R ch
R ch
R ch
R ch
R ch
R ch R ch
12
1

X-HX700
9
A
B
C
D
5678
5678
AUDIO AUDIO AUDIO AUDIO
CD + 9V
CD + 9V
CD + 9V
CD + 9V
COM + 5V
COM + 5V
MD + 5V
COM + 5V
TUNER/CD + 9V
CD + 9V
R chR ch
R ch R ch R ch R ch R ch
R ch
CD + 9V AUDIO
AUDIO
DATA
DATA
CN103
CN302
CN301
CN300
CN102
CN502
CN501 CN503
PHONES
SPEAKER
CN500
CN506
18V
A
TUNER PCB
F
FRONT CD PCB
E
HEADPHONE
PCB
D
FUSE PCB
C
POWER PCB
8
10
5
7
8
5
7
10
4
10
1
CN304
J301
CN305
5
2
4
3
5
2
4
3
8
7
J303
TM4
TM6TM5
E304
E303
TM3
CD-MD OUTPUT
(TX-OUT)
IC102
(BH3854AS)
MAIN VOL.
31
2
IC300
52115
(BA5412)
POWER AMP.
POWER AMP. CONT.
(ST-BY) and (MUTE)
Q315
2SD2061F
CD + 9V
Q313 : 2SB1370F
Q314 : 2SC1740S
TUNER/CD + 9V
Q309 : 2SB1370F
Q310 : 2SC1740S
MD + 5V
Q511,Q512
2SC2412K
PS DET0
Q505,Q507,Q510
DTC114YK
LED DRIVER
Q501,Q503
DTC114YK
LED DRIVER
KEY
IC500
60124 (SPS-442-1-W)
REMOTE CONTROL
RECEIVER
DISC-LED
1 - 3
KEY LED BACK-LIGHT
LED
Q511,Q512
2SC2412K
PS DET0
Q311,Q312
2SA933S
P-MUTE
D310 - D313
(MTZJ10A)
LIVE
NEUTRAL AC IN
POWER
TRANSFORMER
Q302 : 2SB1370F
Q303 : 2SA933AS
Q304 : 2SC1740S
COM + 5V
Q300 : 2SA933AS
Q301 : 2SC1740S
Q305 : 2SA933AS
8
511 2
24
10
10
IC501
52206
(CXP83232A-111Q)
SYSTEM
MICROCOM.
LCD500
52716
(KSG4149)
LCD PANEL
28
2
70
757172
CN303
9
12
4 1
7374
3
CD - SYS
SW519
DOOR SW
X501
4.19MHz
92
93
39
40
X500
32kHz
TO MD
RECORDER
F301
T4A/250V
(51609)

X-HX700
10
A
B
C
D
1234
1234
3.2 OVERALL CONNECTION DIAGRAM
TUNER PCB
(66675)
A
FRONT CD PCB
(66788)
F
CD PCB
(66786)
CD MECHANISM ASSY
(61417)
PICKUP
ASSY
SPINDLE
MOTOR ASSY
(AEA7009)
B
1
2
3
4
FUNC CD
R CH
GND
L CH
CN100
1
2
3
NC
GND
TX
CN407
1
2
DISK+
DISK-
CN401
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
D
COM
NC
C
F
NC
E
NC
A
B
LD
GND
MD
VOL
T+
T-
F-
F+
CN400
1
2
3
4
FUNC CD
R CH
GND
L CH
CN404
1
2
3
4
5
6
7
8
9
10
FACOM
COM+5V
COM GND
LEDGND
LED+9V
AUGND
AU+9V
L ch
GND
R ch
CN103
1
12345678910
2
3
4
5
6
7
8
9
SVOL STB
LEDGND LED+9V AUGND AU+9V RCH GND LCH REC R AU GND REC L
MVOL LAT
TUCE
MDVOL STB
CLK
TUDATA
DATA
AMUTE
TUNE
SVOL STB
MVOL LAT
TUCE
MDVOL STB
CLK
TUDATA
DATA
AMUTE
TUNE
CN102
CN101
CN502
CN1
CN5
J100 1
2
3
4
5
6
COM+5V
CDAGND
CDGGND
CDM+9V
CDMGND
FUNC CD
CN405
1
2
3
4
5
6
7
8
9
10
11
12
MRST
STAT
SUBQ
SQCK
BLKCK
/TLOCK
/PLOCK
SENSE
MLD
MDATA
MCLK
REST
MRST
STAT
SUBQ SQCK
BLKCK
/TLOCK
/PLOCK
SENSE
MLD
MDATA
MCLK
REST
CN406
123456789
CN501
1 2 3 4 5 6 7 8 9 10 11 12
M
SLED MOTOR
ASSY
(AEA7010)
LEAF SW
(INNER)
(AEA7011)
1
2
SLED+
SLED-
CN402
M
1
2
INNER
INNER
CN403
FM
ANT.
AM
LOOP
ANT.
L cH
R cH
IN PUT
(AUX)
TO MD RECORDER

X-HX700
11
A
B
C
D
5678
5678
Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "PCB PARTS
LIST".
POWER PCB
C
HEADPHONE PCB
E
FUSE PCB
D
1
2
3
NC
GND
TX
CN306
1
2
3
4
1
2
3
4
BLY
BLG
BL GND
BL9V
CN504 CN505
1
2
3
4
5
6
7
8
9
10
FACOM
COM+5V
COM GND
LEDGND
LED+9V
AUGND
AU+9V
L ch
GND
R ch
CON PCON SYSSI SYSSO SYSCLK SUBCS SUBREQ SUBRST B.LED+9V B.LEDGND COMGND COM+5V
CON
PCON
SYSSI
SYSSO
SYSCLK
SUBCS
SUBREQ
SUBRST
B.LED+9V
B.LEDGND
COMGND
COM+5V
CN300
J303
1
2
3
4
5
6
COM+5V
CDAGND
CDGGND
CDM+9V
CDMGND
FUNC CD
CN302
1
2
3
4
1
2
3
4
5
HPGND
HPROUT
ROUT
LOUT
HPLOUT
CN304
E304
TM3 TM5
TM6
E303
1
2
3
4
5
HPGND
HPROUT
ROUT
LOUT
HPLOUT
LIVE
F302
F301
T4A/250V
(51609)
F302
T315mA/250V
(51608) AC POWER CORD
(50322,50321)
NEUTRAL
CN305
CN503
1 2 3 4 5 6 7 8 9 10 11 12
CN303
1 2 3 4 5 6 7 8 9 10 11 12 CN301 1 2 3 4 5 6 7 8 9 10 11 12
LOUT
ROUT
LGND
RGND
J301
TM4
AC230V
50/60Hz
L cH
R cH
SPEAKER SYSTEM
CD-MD
OUT PUT
Exclusive
TO MD RECORDER

X-HX700
12
A
B
C
D
1234
1234
3.3 TUNER PCB
66769
51038
ATUNER PCB (66675)
CN404
L cH
R cH AM LOOP
ANT.
FM
ANT.
LINE
IN
(AUX)
B
: CD AUDIO SIGNAL ROUTE
(CD)
(CD)
(CD) (CD)
(CD) (CD)
(MD)
(MD REC)
(MD REC)
(MD REC)
(MD REC)(MD REC)(MD REC)
(CD)
(T)
: MD AUDIO SIGNAL ROUTE
(MD)
(MD) (MD)
(MD) (MD)
(MD)
(MD) (MD)
(MD)
(MD)
: MD REC ANALOG AUDIO SIGNAL ROUTE
(MD REC)
: AM SIGNAL ROUTE
(AM)
: FM SIGNAL ROUTE
(FM)
: TUNER AUDIO SIGNAL ROUTE
(T)
: AUDIO SIGNAL ROUTE
TO MD RECORDER
IC101
521889
(TC9260P)
(AM)
(FM)
(T)
(T)(T)
(T) (T)
(T) (T)
(T)
(T)(T)
3.1V
3.1V
7.08V
7.08V
2.47V
2.48V
0V
0.72V
8.63V
7.95V
8.66V
0V
0V
0V
0.64V
7.08V
3.8V 3.8V
3.55V
3.8V
0V
3.08V 3.08V 3.75V 3.08V 3.75V
8.31V
3.81V 3.81V
3.81V
3.81V
4.8V
3.81V 3.81V 3.81V
0V
0V
0V
4.68V
8.31V 3.81V
3.81V 3.81V
3.81V
3.81V 3.81V 3.81V 3.81V
0V
0V
0V
4.8V 4.68V
0V 0V
0V
Pin No. Pin 9 Pin 10
CD 7.24V 7.24V
MD 0V 6.85V
TU 7.14V 0V
AUX 0V 0V
AM
FM
1
2.09
2.08
2
4.9
4.82
3
0
1.01
4
0
0
5
4.9
4.82
6
4.9
4.83
7
4.9
4.81
8
0.49
0.5
9
4.14
4.06
10
1.56
1.57
11
1.61
1.63
12
0
2.03
Pin No.
Voltage (V)
IC2
Voltage (V)
IC100
AM
FM
13
1.87
2.08
14
2.08
2.08
15
2.05
2.07
16
2.13
2.39
17
0
0
18
4.88
4.83
19
4.89
4.83
20
2.09
2.09
21
2.07
2.65
22
2.1
2.09
23
2.09
2.09
24
1.47
1.53
Pin No.
AM
FM
1
2.37
2.18
2
1.8
1.18
3
0
0
4
0.28
0
5
0.19
0
6
4.89
4.83
7
4.87
0.3
8
1.87
2.08
9
0
0
10
0
0
11
2.31
0
12
0
2.2 4.85 4.57 4.85 4.57 1.16 1.16 0 0
13 14 15 16
Pin No.
Voltage (V)
IC3
4
5
6
6
5
4
A

X-HX700
13
A
B
C
D
5678
5678
51037
51039
CN502
F
CN300
C
IC102
52192
(BH3854AS)
D2
57713
(SVC384)
L1
50764 L2
50765
IC2
52190
(BA1450S)
50767
IC3 52193
(BU2614)
57213
56514
(FM)
(FM) (FM) (FM)
(FM)
(FM)
(AM) (AM)
(AM) (AM)
(T)
(T) (T)
(T)(T)(T)
1.46V
0V
0V
3.75V
3.75V 3.77V 7.56V 7.73V
4.03V 4.04V
4.04V
4.04V
4.05V
4.05V
4.05V
4.05V
4.06V
4.02V
4.05V
4.04V
4.05V
4.06V
3.76V 1.46V
1.8V
2.37V
4.7V 4.7V
0V
0V 0V 0V 0V
0V
3.82V
1.82V 4.76V
0V 0V 0V 0V 0V 0V
1.82V
0.75V
4.76V
4.92V
4.09V
0.1V
3.97V
4.88V 4.97V
4.21V
4.21V
3.04V
3.68V
1
2
3
U1
TFFJ2U
A

X-HX700
14
A
B
C
D
1234
1234
B
3.4 CD PCB
CN400
51014
CN401
51033
C
N
5
1
B
CD PCB (66788)
SPINDLE
MOTOR
ASSY PICKUP ASSY
SLED
MOTOR
ASSY
INNER
SW
IC400
52103
(AN8806SB)
57216
IC401
52118
(BA6299FP)
IC402
52187
(MN662741
R
(CD)
(CD)
(CD)
(CD)
(CD) (CD)
(CD) (CD)
(CD)
(CD)
(CD)
(CD)
(CD)
(CD)
1.87V
4.29V 3.61V
0.23V
3.64V
4.8V
0.55V 4.88V
2.44V 2.87V
2.46V
3.6V
1.57V
3.8V
3.14V
3.5V
3.51V
2.41V 2.44V 2.44V 2.44V 2.44V 2.44V 2.44V 2.44V 2.46V 2.47V 2.29V 2.29V 2.42V 2.43V
0.4V 1.7V
0V 0V 0V
0V
0V
0V
2.4V
2.44V
2.44V
0.17V
0.69V
0.12V
7.89V
7.89V
0.5V
0.1V
2.44V 2.44V
2.44V
2.41V
2.45V
7.45V
7.45V
7.89V
0V
0V
0V
0V
0V 0V
0V
0V
0V
2.43V
4.85V
2.6V 4.5V
4.92V 2.68V 2.52V
2.41V
2.44V
2.44V
2.44V
2.44V
2.41V
2.13V
2.13V
4.86V
4.87V 4.87V
2.45V
3.3V
0V
0V
0V
0V
0V
0V
0V
2.19V
2.6V
2.4V
2.4V
2.4V
2.4V
2.48V
0V
4 98V
0V 0V 0V 0V 0V
2.42V
2 77V
2.44V 2.09V
1
3
2
8910

X-HX700
15
A
B
C
D
5678
5678
B
CN407
51034
51035
CN405
51036
51032
CABLE HOLDER
51048-0400
X400
60266
CN100
A
CN306
C
CN302
C
CN501
F
IC402
52187
(MN662741RHM)
: CD AUDIO SIGNAL ROUTE
(CD)
(CD)
(CD)
(CD)
(CD)
4.88V 4.93V
4.22V
4.22V
4.1V
4.76V
2.63V
2.63V
4.0V
4.85V
2.6V 4.5V
4.92V
4.87V 4.87V
2.45V
3.3V
0V
0V
0V
2.4V
4.78V 4.98V
2.48V
2.5V
4.88V
0V
0V 0V 0V 0V 0V
2.42V
2.77V 2.45V
2.45V
2.43V
0.1V
4.86V
4.87V
4.64V
4.82V
4.87V
4.87V
4.87V
4.87V
4.87V
4.97V
4.87V
4.56V
2.32V
2.32V
4.87V
4.87V
0V
0V
0V
0V
4.87V
0V
2.44V 2.09V
4
11
12
5 6 7
8910

X-HX700
16
A
B
C
D
1234
1234
66771
66777
51040
66768
51032
C
POWER PCB
CN405
BTO MD. RECORDER
CN503
F
CN407
CD-MD
OUT PUT
EXC.
B
CN103
A
52527
Q302
54610
(2SB1370F)
Q315
54624
(2SD2061F)
57212
5,06V 17.9V
17.27V
4.88V
4.39V
16.5V
17.4V 4.98V
4.35V
7.88V
7.73V
17.9V
17.3V
7.16V
17.9V
8.67V
9.29V
C
3.5 POWER PCB, FUSE PCB and HEADPHONE PCB

X-HX700
17
A
B
C
D
5678
5678
CN304
66767 CN305
51041
CABLE HOLDER
51052-05000
• NOTE FOR FUSE REPLACEMENT
FOR CONTINUED PROTECTION
AGAINST RISK OF FIRE, REPLACE WITH
SAME TYPE AND RATINGS ONLY.
CAUTION :
E
HEADPHONE
PCB
D
FUSE PCB
F301
51609
T4A/250V
AC POWER CORD
(50322 : NYXCN)
(50321 : NVXCN)
AC230V
50/60Hz
LIVE
PHONES
L cH
R cH
SPEAKER
NEUTRAL
IC300 52115 (BA5412)
60246
52513
66745
66745
: AUDIO SIGNAL ROUTE
0V
0V
0.64V
16.52V
16.6V
17.3V
4.65V 4.65V
4.05V
0V
0.66V 0V
17.9V
17.1V
17.82V
17.8V 8.28V 14.1V 14.1V 8.25V 0.59V 0.59V
15V
0V 0V 0V 0V
F302:T315mA
/250V
51608
54516
E
D
C

X-HX700
18
A
B
C
D
1234
1234
F
66772
51032
66765
66766
66764
F
FRONT CD PCB (66788)
CN406
B
CN102
A
CN303
C
DOOR SW
FRONT CD PCB
SW500 : POWER STANDBY/ON
SW501 : TIMER SETTING
SW502 : MODE
SW503 : TIMER
SW504 : ENTER (MEMORY)
SW505 : CANCEL (DELETE)
SW506 : STOP ( )
SW507 : SOURCE
SW508 : + ( )
SW509 : PLAY PAUSE ( )
SW510 : - ( )
SW511 : SLEEP
SW512 : VOL-
SW513 : EQ MODE
SW514 : MUSIC UP
SW515 : VOL+
SW516 : SOUND SCAPE UP
SW517 : P.BASS
SW518 : DISPLAY (MONO)
56560
60245
IC501
52206
(CXP83232A)
57213
53426
0.66V
0V
2
3
3.6 FRONT CD PCB

X-HX700
19
A
B
C
D
5678
5678
CN505
66770 CN504
51029
6
0245
D500
52907
(SLA380MT3F)
IC501
52206
(CXP83232A)
57213
3
426
50524
LCD500
52716
(KSG4149)
D512
52910
(SLR342VCTE7)
Q507
54653
(DTA114YK)
D511
52908
(SLR342MCTE7)
D510
52909
(SLR342DCTE7)
0.66V
4.93V
0.92V
0.48V 0.48V
0V
0V
0V 0V
0V
0V
5V (POWER ON)
4.93 (POWER OFF)
0V (POWER ON)
4.93 (POWER OFF)
4.95V (POWER ON)
0 (POWER OFF)
4.93V (TIMER LED ON)
8.47V (TIMER LED OFF)
4.86V (TIMER LED ON)
0V (TIMER LED OFF)
4.95V
4.33V (SLEEP ON)
0V (SLEEP OFF) 0V
0V (SLEEP ON)
7.3V (SLEEP OFF)
0V (POWER OFF)
0V (NIGHT)
4.45V (DAY)
0V
0V
0V
Voltage
(V)
Pin
IC501
1 0.07
2∗
∗ Pin 2 4.98V (CD DOOR OPEN)
0V (CD DOOR CLOSE)
3 4.94
4 0
5 0
6 0
7 0
8 0
9 3.1
10
11 4.87
12
13 4.91
14 4.53
15 4.94
16 4.91
17 0
18 0
19 0
20 4.94
Voltage
(V)
Pin
21 4.94
22 0
23 0
24 0
25 0
26 4.87
27 0.25
28 4.64
29 0
30 4.87
31 0.46
32 4.9
33 0
34 4.95
35 4.95
36 4.94
37 4.95
38 4.94
39 2.16
40 2.65
Voltage
(V)
Pin
41 0
42 4.94
43 0.8
44 4.94
45 0
46 0
47 0.28
48 1.87
49 3.12
50 2.5
51 2.51
52 2.51
53 2.51
54 2.6
55 2.56
56 2.55
57 2.55
58 2.57
59 2.55
60 2.55
Voltage
(V)
Pin
61 2.56
62 2.55
63 2.55
64 2.55
65 2.55
66 2.55
67 2.55
68 2.55
69 2.55
70 0
71 4.93
72 0
73 4.82
74 4.82
75 4.92
76 2.57
77 2.59
78 2.59
79 2.59
80 2.56
Voltage
(V)
Pin
81 2.56
82 2.55
83 2.56
84 2.55
85 2.56
86 2.59
87 2.59
88 2.59
89 4.93
90 4.93
91 0
92 2.62
93 1.81
94 2.58
95 2.58
96 2.58
97 2.58
98 2.58
99 0
100 4.95
1
2
3
F

X-HX700
20
1.95mS
A
TUNER PCB
F
FRONT CD PCB
LATCH (IC102 - pin 18)
V : 2V/div. H : 50µsec/div.
1
CK
(IC101 - pin 8)(IC103 - pin 8)
V : 2V/div. H : 10µsec/div.
4
DATA (IC102 - pin 19)
V : 2V/div. H : 50µsec/div.
2-1
-1
-2
-2
DATA
(IC101 - pin 9)(IC103 - pin 9)
V : 2V/div. H : 50µsec/div.
5
DATA (IC102 - pin 19)
V : 2V/div. H : 200µsec/div.
2
STB
(IC101 - pin 10)(IC103 - pin 10)
V : 2V/div. H : 50µsec/div.
6
COM
(IC501 - pin 50)
V : 2V/div. H : 500µsec/div.
1
XTAL1
(IC501 - pin 40)
V : 2V/div. H : 200nsec/div.
2
TX
(IC501 - pin 92)
V : 2V/div. H : 20µsec/div.
3
CK (IC102 - pin 20)
V : 2V/div. H : 10µsec/div.
3
CK (IC102 - pin 20)
V : 2V/div. H : 200µsec/div.
3
Waveforms (CD RECEIVER )
Note: The encircled numbers denote measuring point in the schematic diagram.