Sony HCD-N555AVK / LBT-N555AVK Service Manual ▷ View online
— 21 —
NORM
BIAS OFF
REC MUTE
NR OFF
PB
PASS. AMP/DOLBY
LINE MUTE ON
CAP. M-HIGH
A-TRG
B-TRG
TRG LOW
CAP M ON
STEREO
TUNED
ST-CE
DELAY SEL MIC
DELAY ON
DELAY LEVEL A
DELAY LEVEL B
V
DD
O
O
O
O
O
O
O
O
O
O
O
O
I
I
O
O
O
O
O
–
Function
I/O
Pin Name
Pin No.
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
NORMAL/HIGH control signal output.
Bias oscillation output.
Mute output.
Dolby ON/OFF signal output. (Not used)
REC/PB control signal output. (Not used)
Dolby switching signal output. (Not used)
Mute signal output for deck.
Capstan motor control signal output.
Trigger motor control signal output.
Trigger motor high/low control signal output.
Capstan motor ON/OFF control signal output.
Stereo detection signal from tuner.
Tuned detection signal from tuner.
Latch signal output for tuner.
Not used.
ECHO delay ON/OFF control signal output.
ECHO delay level control signal output.
+5V
— 88 —
SECTION 6
EXPLODED VIEWS
NOTE:
• Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
should be anticipated when ordering these items.
• The mechanical parts with no reference number in
the exploded views are not supplied.
• Hardware (# mark) list and accessories and pack-
ing materials are given in the last of this parts list.
• Abbreviation
EA
: Sudi Arabia model
SP2 : Singapore model
SP4 : Singapore model
SP
SP4 : Singapore model
SP
: Singapore model.
MY : Malaysia model
IA
IA
: Indonesian model
• The difference between SP2 and SP4 is the back
panel only.
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
Replace only with part number
specified.
2
4
6
7
8
#1
#1
#1
#1
#1
#1
#1
#2
#2
6
#2
5
6
1
FRONT PANEL
3
6-1. CASE AND BACK PANEL SECTION
5
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
6
4-929-973-01 SCREW (CASE, 3 POINT)
* 7
4-978-177-71 CASE
* 8
4-978-194-51 PANEL, BACK (E,IA)
* 8
4-978-194-61 PANEL, BACK (EA)
* 8
4-978-194-71 PANEL, BACK (SP2)
* 8
4-978-194-81 PANEL, BACK (SP4)
* 8
4-978-194-91 PANEL, BACK (MY)
1
4-963-404-21 EMBLEM (5-A), SONY
2
A-4303-513-A TCB BOARD, COMPLETE (E,SP,IA)
2
A-4303-507-A TCB BOARD, COMPLETE (EA)
2
A-4303-525-A TCB BOARD, COMPLETE (MY)
3
1-751-688-11 WIRE (FLAT TYPE) (13 CORE) (E,MY,SP,IA)
3
1-773-011-11 WIRE (FLAT TYPE) (15 CORE) (EA)
* 4
A-4389-020-A KEYCON BOARD, COMPLETE (E,EA,SP,IA)
* 4
A-4389-908-A KEYCON BOARD, COMPLETE (MY)
5
3-363-099-01 SCREW (CASE 3 TP2)
— 89 —
6-2. PANEL BOARD SECTION
51
55
Supplied with
J901, J902
J901, J902
not supplied
51
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
64
3-354-963-21 DAMPER
65
4-978-140-11 COVER (CD)
66
4-957-577-01 SCREW PTP WH (2.6X8) (DIA. 10)
* 67
1-659-408-11 DOOR SW BOARD
68
4-978-171-01 SPRING, TORSION
69
4-978-170-01 SPRING, TENSION
* 70
4-978-169-01 BRACKET (OPEN)
71
4-978-141-01 LEVER, LOCK
* 72
1-659-409-11 CD (R) BOARD
73
4-978-142-01 KNOB (V)
74
4-978-139-01 LID, DISC
FL501
1-517-490-21 INDICATOR TUBE,FLUORESCENT
51
4-951-620-01 SCREW (2.6X8), +BVTP
52
X-4946-636-1 LID (B) ASSY, CASSETTE
53
X-4946-635-1 LID (A) ASSY, CASSETTE
54
4-973-644-01 KNOB (MIC)
* 55
1-659-413-11 TC CONTROL BOARD
* 56
1-659-411-11 HP BOARD
* 57
1-659-414-11 MIC BOARD
* 58
A-4389-595-A PANEL BOARD, COMPLETE (E,EA,SP,IA)
* 58
A-4389-902-A PANEL BOARD, COMPLETE (MY)
59
4-971-014-11 HOLDER,FL TUBE
* 60
1-659-404-11 CD (L) BOARD
* 61
1-659-412-11 TC SW BOARD
62
4-980-060-01 INDICATOR (COVER)
* 63
1-659-406-11 CD LED BOARD
51
56
Supplied
with J601
with J601
not supplied
54
57
51
60
64
51
FL501
59
51
58
51
51
51
61
62
51
51
63
65
66
67
51
68
69
51
70
71
51
72
73
supplied with
S579
S579
52
53
74
— 90 —
6-3. FRONT PANEL SECTION
101
101
101
101
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
115
116
117
118
119
120
123
124
125
126
127
128
122
130
131
121
133
134
135
136
137
138
139
140
141
136
TCM-220WR2E
Supplied with
S502
S502
136
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
101
4-951-620-01 SCREW (2.6X8), +BVTP
* 102
1-659-405-11 CD JOG BOARD
103
4-978-153-01 BUTTON (PROGRAM)
104
4-978-712-01 BUTTON (SHUFFLE)
105
4-978-155-01 PLATE, ORNAMENTAL
106
4-978-154-01 KNOB (DISC)
107
4-921-918-11 PLATE, ORNAMENTAL
108
4-948-236-01 CUSHION (107)
109
4-978-680-21 DISPLAY (TA)
110
4-978-131-01 DISPLAY (ST)
111
4-978-146-01 BUTTON (EJECT-L)
112
4-978-116-31 PANEL, FRONT
113
4-978-157-01 INDICATOR (TC)
114
4-978-145-01 BUTTON (TC)
115
4-978-159-01 INDICATOR (REV)
116
4-978-158-01 INDICATOR (FWD)
117
4-978-127-11 BUTTON (DISC 5)
118
4-978-160-01 INDICATOR (CLIP)
119
4-978-118-01 BUTTON (POWER)
120
4-978-150-01 BUTTON (KARAOKE)
121
4-978-137-01 INDICATOR (PLAY)
122
4-978-152-01 BUTTON (AUTO)
123
4-978-119-01 BUTTON (CURSOR)
124
4-978-683-01 SPRING, COMPRESSION
125
4-978-682-01 COVER (CURSOR)
126
4-978-135-01 INDICATOR (BAND)
127
4-978-121-11 BUTTON (BAND)
128
4-978-136-01 INDICATOR (ENTER)
129
4-978-167-01 BUTTON (PRO LOGIC)
130
4-978-123-01 BUTTON (FU)
131
4-978-681-01 INDICATOR (SE5)
132
4-978-124-11 BUTTON (DOLBY)
133
4-978-120-01 BUTTON (TUNING)
134
4-979-017-01 INDICATOR (SW)
135
4-978-166-01 BUTTON (SUPER-W)
136
4-978-161-01 INDICATOR (PAUSE)
137
4-978-144-11 BUTTON (DUBBING)
138
4-978-147-01 BUTTON (EJECT-R)
139
4-980-061-01 SPRING (OPEN)
140
4-978-130-01 BUTTON (OPEN)
141
4-978-128-01 BUTTON (PLAY)
142
4-978-156-01 INDICATOR (KARAOKE)
142
128
129
132
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