Aiwa AM-HX77 User manual
SERVICE MANUAL
DATA
MINIDISC PLAYER
AM-HX77
AHK
S/M Code No. 09-00A-435-8S2
SUPPLEMENT
BASIC MD MECHANISM : AZG-F A
• This Service Manual contains information about the difference between
AM-HX77 (AHK) and AM-HX70 (AHK). If requiring other information,
see Service Manual of AM-HX70 (AHK), (S/M Code No. 09-009-435-8R1).
– 2 –
Main unit
Playback system MiniDisc digital audio system
Laser pickup Semiconductor laser
Sampling Frequency 44.1 kHz
Number of channels Stereo: 2 channels
Monaural: 1 channel
D/A converter 1-bit
Frequency response 40 to 20,000 Hz ±4 dB
20 to 20,000 Hz ±1 dB (10 kΩ)
Wow and Flutter Below measurable limit
(±0.00 1% W.PEAK)
Output Phone jack
Maximum output level 8 mW + 8 mW (16 Ω)
Power requirements DC 1.2 V using the supplied NI-MH
rechargeable battery MHB-901
DC 1.5 V using an LR6 (size AA) dry
cell battery
AC house current using an optional AC adaptor
Battery life Using the supplied rechargeable battery
Approx. 19 hours (with power save on:
approx. 25 hours)
Using an LR6 (size AA) dry cell battery
Approx. 29 hours (with power save on:
approx. 38 hours)
Using the supplied rechargeable battery and an
LR6 (size AA) dry cell battery
Approx. 51 hours (with power save on:
approx. 67 hours)
Maximum outside Approx. 71.6 (W) X 12.8 (H) X 77.7 (D) mm
dimensions (excluding projected parts and controls)
Weight Approx. 58 g excluding batteries.
<Battery charger RB-M02 K>
Rated voltage AC 240 V, 50 Hz
SPECIFICATIONS
• Design and specifications are subject to change without notice.
• Dolby noise reduction manufactured under license from Dolby
Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol are trademarks of Dolby
Laboratories Licensing Corporation.
– 3 –
ELECTRICAL MAIN PARTS LIST
DESCRIPTIONREF. NO. KANRI
NO.
PART NO. DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
IC
87-A20-707-010 C-IC,CXA2523AR
87-A21-608-010 C-IC,CXD2665GA
8A-HM5-601-010 C-IC,MSM66573L-047TB-9
87-A21-724-040 C-IC,S-93C56AMFN
87-A21-038-040 C-IC,NJU7014R-TE2
87-A21-575-010 C-IC,BD6606KVT
87-A21-316-080 C-IC,S-8328B24MC
87-A20-861-040 C-IC,S-80808ANNP
87-A20-982-040 C-IC,S-80822ANNP
87-A21-627-040 C-IC,XC6367B102MR
87-A21-341-040 C-IC,TA2131FL
TRANSISTOR
89-115-884-080 CHIP -TRANSISTER 2SA1588Y
87-A30-148-080 C-TR,2SC4738GR
87-026-644-080 C-TR,DTA144EE
87-A30-261-080 C-FET,FDC633N
87-A30-262-080 C-FET,FDC634P
89-332-654-080 CHIP TRANSISTOR, 2SC3265Y
87-A30-147-080 C-TR,2SA1832GR
87-A30-499-040 C-FET,2SK2009
87-A30-033-080 C-FET,2SK2035
DIODE
87-A40-124-080 C-DIODE,RB501V-40
87-A40-687-080 C-DIODE,M1FH3
87-017-850-080 C-DIODE,DAP222
MAIN C.B
C100 87-A11-751-080 C-CAP,TN 22U-4 M P
C102 87-A11-751-080 C-CAP,TN 22U-4 M P
C103 87-A11-751-080 C-CAP,TN 22U-4 M P
C104 87-A11-046-080 C-CAP,TN 100U-4 M F95 B
C106 87-A11-751-080 C-CAP,TN 22U-4 M P
C107 87-A10-766-080 C-CAP,V 0.047-10 K B
C108 87-A10-561-080 C-CAP,V 0.01U-16 K B
C109 87-A10-671-080 C-CAP,V 0.022-16 K B
C110 87-A11-058-080 C-CAP,U 0.22-10 K B
C111 87-A10-558-080 C-CAP,V 4700P-25 K B
C112 87-A11-049-080 C-CAP,U 1-6.3 K B
C113 87-A10-558-080 C-CAP,V 4700P-25 K B
C114 87-A11-049-080 C-CAP,U 1-6.3 K B
C115 87-016-448-080 C-CAP,TN 2.2-10 F95P
C116 87-A10-543-080 C-CAP,V 100P-50 J CH
C117 87-A10-561-080 C-CAP,V 0.01U-16 K B
C118 87-A10-561-080 C-CAP,V 0.01U-16 K B
C119 87-A10-671-080 C-CAP,V 0.022-16 K B
C120 87-A10-559-080 C-CAP,V 6800P-25 K B
C121 87-A10-766-080 C-CAP,V 0.047-10 K B
C122 87-A10-561-080 C-CAP,V 0.01U-16 K B
C123 87-A10-561-080 C-CAP,V 0.01U-16 K B
C124 87-A10-554-080 C-CAP,V 1000P-50 K B
C125 87-A10-554-080 C-CAP,V 1000P-50 K B
C126 87-A10-554-080 C-CAP,V 1000P-50 K B
C127 87-A10-554-080 C-CAP,V 1000P-50 K B
C128 87-A10-554-080 C-CAP,V 1000P-50 K B
C129 87-A10-554-080 C-CAP,V 1000P-50 K B
C200 87-A11-751-080 C-CAP,TN 22U-4 M P
C201 87-A10-770-080 C-CAP,V 0.1-10 K B
C202 87-A10-770-080 C-CAP,V 0.1-10 K B
C204 87-A10-902-080 C-CAP,U 0.47-10 K B
C205 87-A10-770-080 C-CAP,V 0.1-10 K B
C206 87-A10-550-080 C-CAP,V 470P-50 K B
C207 87-A10-902-080 C-CAP,U 0.47-10 K B
C208 87-A10-561-080 C-CAP,V 0.01U-16 K B
C209 87-A10-533-080 C-CAP,V 15P-50 J CH
C210 87-A10-533-080 C-CAP,V 15P-50 J CH
C216 87-A10-765-080 C-CAP,V 0.033-10 K B
C217 87-A11-751-080 C-CAP,TN 22U-4 M P
C219 87-A11-049-080 C-CAP,U 1-6.3 K B
C220 87-A11-049-080 C-CAP,U 1-6.3 K B
C301 87-A11-049-080 C-CAP,U 1-6.3 K B
C302 87-A10-561-080 C-CAP,V 0.01U-16 K B
C303 87-A10-561-080 C-CAP,V 0.01U-16 K B
C304 87-A10-561-080 C-CAP,V 0.01U-16 K B
C305 87-A10-770-080 C-CAP,V 0.1-10 K B
C306 87-A10-770-080 C-CAP,V 0.1-10 K B
C308 87-010-787-080 CAP, U 0.022-25
C400 87-A10-556-080 C-CAP,V 2200P-50 K B
C401 87-A10-770-080 C-CAP,V 0.1-10 K B
C402 87-A10-770-080 C-CAP,V 0.1-10 K B
C403 87-A11-046-080 C-CAP,TN 100U-4 M F95 B
C404 87-A10-591-080 C-CAP,TN 47-6.3 M F95-BCASE
C405 87-A11-049-080 C-CAP,U 1-6.3 K B
C406 87-A11-049-080 C-CAP,U 1-6.3 K B
C407 87-A10-902-080 C-CAP,U 0.47-10 K B
C408 87-A10-765-080 C-CAP,V 0.033-10 K B
C409 87-A10-765-080 C-CAP,V 0.033-10 K B
C410 87-A10-556-080 C-CAP,V 2200P-50 K B
C411 87-A10-556-080 C-CAP,V 2200P-50 K B
C412 87-A10-556-080 C-CAP,V 2200P-50 K B
C413 87-A10-556-080 C-CAP,V 2200P-50 K B
C414 87-A10-556-080 C-CAP,V 2200P-50 K B
C415 87-A10-770-080 C-CAP,V 0.1-10 K B
C416 87-A11-751-080 C-CAP,TN 22U-4 M P
C417 87-A11-807-080 C-CAP,TN 4.7U-6.3 M P
C418 87-A11-058-080 C-CAP,U 0.22-10 K B
C419 87-A11-058-080 C-CAP,U 0.22-10 K B
C420 87-A11-058-080 C-CAP,U 0.22-10 K B
C600 87-A11-806-080 C-CAP,TN 47U-6.3 M PSLB
C601 87-A10-557-080 C-CAP,V 3300P-25 K B
C602 87-A11-806-080 C-CAP,TN 47U-6.3 M PSLB
C603 87-A10-770-080 C-CAP,V 0.1-10 K B
C604 87-A10-770-080 C-CAP,V 0.1-10 K B
C605 87-A10-554-080 C-CAP,V 1000P-50 K B
C606 87-A11-807-080 C-CAP,TN 4.7U-6.3 M P
C607 87-A11-049-080 C-CAP,U 1-6.3 K B
C608 87-A10-547-080 C-CAP,V 220P-25 J CH
C609 87-A10-537-080 C-CAP,V 33P-50 J CH
C610 87-A11-751-080 C-CAP,TN 22U-4 M P
C611 87-A11-049-080 C-CAP,U 1-6.3 K B
C614 87-012-286-080 C-CAP,U 0.01-25 KB
C701 87-A10-770-080 C-CAP,V 0.1-10 KB
C702 87-A10-543-080 C-CAP,V 100P-50 J CH
C703 87-A10-543-080 C-CAP,V 100P-50 J CH
C704 87-A10-543-080 C-CAP,V 100P-50 J CH
C705 87-A10-543-080 C-CAP,V 100P-50 J CH
C706 87-A11-049-080 C-CAP,U 1-6.3 K B
C707 87-016-449-080 C-CAP,TN 10-4 F95 P
C708 87-016-449-080 C-CAP,TN 10-4 F95 P
C709 87-A11-058-080 C-CAP,U 0.22-10 K B
C710 87-A11-058-080 C-CAP,U 0.22-10 K B
C711 87-A11-049-080 C-CAP,U 1-6.3 K B
C712 87-A11-049-080 C-CAP,U 1-6.3 K B
C713 87-A11-751-080 C-CAP,TN 22U-4 M P
C715 87-A11-318-080 C-CAP,TN 220U-2.5 SVB2
C716 87-A11-318-080 C-CAP,TN 220U-2.5 SVB2
C717 87-A11-061-080 C-CAP,S 2.2-10 K B
C720 87-A11-058-080 C-CAP,U 0.22-10 KB
CN100 87-A61-315-080 C-CONN,20P H XF2L-2035
CN401 87-A61-316-080 C-CONN,8P H XF2L-0835
CN700 87-A61-317-080 C-CONN,8P H XF2L-0825
D300 87-A40-556-080 C-LED,CL-270HR RED
L100 87-005-910-080 C-COIL,S 22UH M LK2125
L102 87-A50-359-080 C-COIL, 22UH K NLFC252018
– 4 –
DESCRIPTIONREF. NO. KANRI
NO.
PART NO. DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
L200 87-A50-646-080 C-COIL, 22UH K NLFC201614
L400 87-A50-011-080 C-COIL,47UH LQH3C
L401 87-A50-537-080 C-COIL, 100UH C4-K3L
L402 87-A50-475-080 C-COIL, 10UH K NLFC201614
L403 87-A50-475-080 C-COIL, 10UH K NLFC201614
L404 87-A50-475-080 C-COIL, 10UH K NLFC201614
L405 87-A50-475-080 C-COIL, 10UH K NLFC201614
L406 87-005-910-080 C-COIL,S 22UH M LK2125
L600 87-A50-325-080 C-COIL,180UH C4-K3L
L601 87-A50-012-080 C-COIL,100UH LQH3C
L701 87-005-769-080 C-COIL,S 100UH K
PR600 87-A91-769-080 C-PROTECTOR,0.75A ERY32SB075
PR601 87-A91-769-080 C-PROTECTOR,0.75A ERY32SB075
R204 87-A91-879-080 C-F-BEAD, BK1608TS102
R210 87-A00-761-080 C-RES,V 510K-1/16W F
R211 87-A91-880-080 C-F-BEAD, BLM10A601SG
R314 87-A00-759-080 C-RES,V 27K-1/16W F
R315 87-A00-756-080 C-RES,V 10K-1/16W F
R320 87-A00-755-080 C-RES,V 6.8K-1/16W F
R321 87-A00-757-080 C-RES,V 12K-1/16W F
R322 87-A00-758-080 C-RES,V 22K-1/16W F
R323 87-A00-760-080 C-RES,V 68K-1/16W F
R618 87-A00-761-080 C-RES,V 510K-1/16W F
R619 87-A00-762-080 C-RES,V 680K-1/16W F
R701 87-A91-879-080 C-F-BEAD, BK1608TS102
R702 87-A91-879-080 C-F-BEAD, BK1608TS102
R717 87-A91-878-080 C-F-BEAD, BK1608HS241
R718 87-A91-878-080 C-F-BEAD, BK1608HS241
R719 87-A91-878-080 C-F-BEAD, BK1608HS241
S300 87-A91-436-080 C-SW,PUSH 2-1-1 SPVE3.8
S301 87-A90-703-080 C-SW,SL 1-1-3 SSSS813-B-2B
S302 87-A90-232-080 C-SW,TACT SKQRAA
S303 87-A90-232-080 C-SW,TACT SKQRAA
S304 87-A90-232-080 C-SW,TACT SKQRAA
S305 87-A90-232-080 C-SW,TACT SKQRAA
S306 87-A90-232-080 C-SW,TACT SKQRAA
X200 87-A70-276-080 C-VIB,CER 22.57MHZ CSACW2257MX
X301 87-A70-277-080 C-VIB,CER 6.0MHZ CSTRC0600MG05
FLEX JACK C.B
8A-HM5-602-110 PWB,FLEX JACK
J700 87-A60-682-010 JACK,3.5 ST 7P
!
!
WIRING – 1 (MAIN) <1 / 2>
– 5 –
3142 139 137 133 130 126 124 121 118 116 112 110
2141 138 135 132 129 127 123 120 117 114 111 109
5 4 140 136 134 131 128 125 122 119 115 113 108 106 107
761 103 104 105
810 11 100 102 101
913 12 97 98 99
14 16 15 96 95 94
17 19 18 92 91 93
20 88 89 90
21 24 25 85 86 87
22 23 26 82 83 84
29 27 28 78 80 81
30 32 76 77 79
33 34 36 73 74 75
143 147 144 37 46 47 50 53 56 59 64 68 146 72 145
38 40 42 45 48 51 55 57 60 63 66 67 70
39 41 43 44 49 52 54 58 61 62 65 69 71
IC200
CXD2665GA TOP VIEW
31
35
A
B
C
D
E
F
G
H
J
K
L
M
N
U
P
R
1234567891011121314151617
※TERMINAL DETAIL FIGURE
T
18
19202122232425
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
17 16 15 14 13 12 11 10 9 8 7 6
– 6 –
151413121110987654321
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
WIRING – 1 (MAIN) <2 / 2>
– 7 –
SCHEMATIC DIAGRAM (MAIN / FLEX JACK)
WIRING – 2 (FLEX JACK)
– 8 –
123456789101112131415
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
– 9 –
MECHANICAL EXPLODED VIEW 1 / 1
AZG-F
PWB
19
JACK
E
E
C
A
E
E
B
B
D
C
A
A
F
F
12
1
2
34
5
6
78
910
11
SH, PANEL BOT
AM-HX77 AHK1S/AHK1L
(File Name:EXP.EPS)
12/10/18 AHM-5
13
14
16
17
c
c
a
a
15
18
CUSH-S, BATT
b
b
–10 –
MECHANICAL PARTS LIST 1 / 1
DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
COLOR NAME TABLE
Basic color symbol Color Basic color symbol Color Basic color symbol Color
B Black C Cream D Orange
G Green H Gray L Blue
LT Transparent Blue N Gold P Pink
R Red S Silver ST Titan Silver
T Brown V Violet W White
WT Transparent White Y Yellow YT Transparent Yellow
LM Metallic Blue LL Light Blue GT Transparent Green
LD Dark Blue DT Transparent Orange GM Metallic Green
YM Metallic Yellow DM Metallic Orange PT Transparent Pink
LA Aqua Blue
1 8A-HM5-051-010 PANEL ASSY,FR<[S]AHK>
1 8A-HM5-058-010 PANEL ASSY,FR L<[L]AHK>
2 8A-HM5-253-010 BOX ASSY,BATT E
3 8A-ZGF-221-010 HLDR ASSY,CYRG 2
4 8A-ZGF-207-010 SPR-E,EJECT
5 8A-HM5-054-010 FRAME,CENTER 77 S<[S]AHK>
5 8A-HM5-061-010 FRAME,CENTER 77 L<[L]AHK>
6 8A-HM5-216-010 BAT-CONTACT,-
7 8A-HM5-056-010 KNOB,SL OPEN 77 S<[S]AHK>
7 8A-HM5-063-010 KNOB,SL OPEN 77 L<[L]AHK>
8 8A-HM3-217-110 SPR-E,EJECT
9 8A-HM5-209-010 PLATE,EJECT
10 8A-HM5-251-110 FRAME ASSY,RE
11 8A-HM5-006-010 KEY,CONT MAIN
12 8A-HM3-216-010 BAT-CONTACT,EX
13 8A-HM5-055-010 LID,BATT 77 S<[S]AHK>
13 8A-HM5-062-010 LID,BATT 77 L<[L]AHK>
14 8A-HM5-210-010 HINGE ASSY,BATT
15 8A-HM5-009-010 LENS,OPE
16 8A-HM5-057-010 KNOB,SL HOLD 77 S<[S]AHK>
16 8A-HM5-064-010 KNOB,SL HOLD 77 L<[L]AHK>
17 8A-HM5-213-010 BAT-CONTACT ASSY,+
18 8A-HM5-053-010 PANEL,REAR<[S]AHK>
18 8A-HM5-060-010 PANEL,REAR L<[L]AHK>
19 8A-HM5-602-110 PWB,FLEX JACK
A 87-HM1-243-010 S-SCREW,1.4-1.4CRNL
B 87-078-186-010 SCRW-SR,1.4-1.8 CR L
C 8A-HM3-222-010 S-SCREW,+1.4-3.0 CR
D 8A-HM3-233-010 S-SCREW,+1.4-3.5 N
E 8A-HM5-221-010 S-SCREW,1.4-1.8 CR N
F 87-B10-152-010 W-P,0.83-2.0-0.25 C
– 11 –
ACCESSORIES / PACKAGE LIST
DESCRIPTIONREF. NO. KANRI
NO.
PART NO.
1 87-B30-244-010 CHARGER,RB-M02K
2 8A-HM6-951-010 BAG,CARRING
3 87-B30-303-110 BAT,MHB-901(S)
4 87-B30-221-010 CASE,BATTERY
5 87-B30-372-010 HEADPHONE,HP-M031 L1<[L]AHK>
5 87-B30-295-010 HEADPHONE,HP-M031 S<[S]AHK>
6 8A-HM6-954-010 CLIP,RC-CL33
7 8A-HM3-951-010 BOX,BAT ASSY AHM-3
8 8A-HM5-955-010 RC UNIT,RC-HX77 L<[L]AHK>
8 8A-HM5-951-010 RC UNIT,RC-HX70 W<[S]AHK>
9 8A-HM5-922-010 IB,HK(ECH) HX77
!
2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111
Printed in Singapore9301978 0251431
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