Sony DSK-GTX999 / HCD-GTX999 Service Manual ▷ View online
HCD-GTX999
HCD-GTX999
33
33
6-18. SCHEMATIC DIAGRAM - MAIN Board (3/3) -
• See page 48 for IC Block Diagrams.
DISPLAY
H
BOARD
CN706
J
BOARD
CN871
MIC
AUDIO IN
CN862
BOARD
K
TRANS
L
BOARD
CN422
SUB TRANS
M
BOARD
CN403
AMP
N
BOARD
CN504
NO502
BOARD
AMP
G
MAIN
24
BOARD
(2/3)
MAIN
21
BOARD
(1/3)
USB MICOM
D
BOARD
(4/4)
IC B/D
IC B/D
IC B/D
CN7
22
MAIN
(1/3)
BOARD
3.7
0
1.2
3.3
5.1
4.1
17.6
0.8
5.2
11.9
0.8
3.7
25
11.9
8
0
3.7
17.6
9
13.9
4.3
12.6
13.3
4.3
4.8
0.6
0
0
0.6
0
0.6
4.5
4.5
4.5
4.5
4.5
4.5
9
3.7
25V
4700
C930
RK36LF-A4
D911
25V
2200
C950
1
2
3
4
5
SI-8001FFE
IC910
Vin
Vout
GND
ADJ
SS
16V
680
C913
10EDB40-TB3
D950
10EDB40-TB3
D951
D2SB60A-F04
D930
10V
3
1
2
470
C951
I
O
COM
KIA7809API
IC950
47uH
L930
470
R911
47uH
L910
2.2k
R933
16V
680
C933
47k
R932
2.2k
R912
1
2
3
4
5
SI-8001FFE
IC930
Vin
Vout
GND
ADJ
SS
470
R931
35V
470
C911
10k
R913
RK36LF-A4
D931
MAZ8047GMLS0
D961
220
C960
16V
2.2k
R962
2SC3052EF-T1-LEF
Q961
KTA1271Y-AT
Q960
16V
47
C962
100k
R963
10k
R964
1
2
3
NO101
3P
AUDIO Lch
A_GND
AUDIO Rch
1
2
3
4
5
BA00BC0WCP-V5
IC940
CTL
VIN
GND
VOUT
C
10k
R941
10V
470
C941
0.1
C942
50V
10
C940
1N5402-F46
D912
50V
2.2
C184
R233
470k
Q221
RT1P141C-TP-1
47k
R139
R232
4.7k
1k
R140
R231 47k
C229
50V
4.7
47k
R189
Q130
2SC3052EF-T1-LEF
1k
R190
Q180
2SC3052EF-T1-LEF
R142
2.2k
C228
50V
4.7
R192
2.2k
Q220
2SC3052EF-T1-LEF
100k
R227
1k
R228
R230
2.2k
220k
R109
33k
R158
220k
R159
33k
R108
MC2838-T112-1
D915
R916
100
R918
10k
10k
R940
8
7
6
5
4
3
2
1
NJM4558M-TE2
IC103
GND
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
17P
CN201
VF1
VF2
VG
D-GND
D-GND
D+3.3V
SA SIGNAL
E+3.3V
GC DATA
GC CLK
SIRCS
GC RST
POWER KEY
DISPLAY KEY
STBY LED
M+12V
M-GND
R224
22k
R222
330k
50V
C223
10
R223
10k
C220
0.022
0.022
R226
47k
C219
0.047
16V
C226
100
C222 0.22
R225
47k
R221
33k
1000p
C224
10V
470
C225
C227
1000p
I
O
COM
KIA7808API
IC920
16V
47
C921
10V
470
C963
0.1
C919
0.1
C918
0.1
C934
0.1
C935
MA2J1110GLS0
D962
10k
R917
D3SB60F3
D910
1
2
3
4
5
6
7
8
9
10
11
12
12P
CN207
FAN DET
FR RLY
SW RLY
DBFB
STK MUTE
PROTECT
THERMAL VACS
UNREG LOW
UNREG GND
-VL
P-GND
HP DET
1
2
3
4
5
6
6P
CN104
A_GND
FL_IN
A_GND
FR_IN
A_GND
SW_IN
JR101
0
JR151
0
0
JR950
0
JR910
0
JR930
0
JR911
0
JR920
47k
R942
47k
R943
47k
R944
1
2
3
4
4P
CN904
HDD_12V
HDD_GND
HDD_GND
HDD_5V
50V
10
C970
25V
2200
C931
50V
C915
1
MC2838-T112-1
D964
35V
4700
C910
100
R1108
100
R1109
100
R1110
100
R1111
2.2k
R961
RT1N141C-TP-1
Q965
63V
100
C974
47k
R1161
47k
R1162
2.2k
R1164
330
R1165
10k
R1166
330
R1167
0.1
C985
0.1
C986
0
R1169
A-GND
+3.3V
A-GND
+8V
C06
C07
A-GND3
VDD
A-GND
VCC
A-GND
B01
B05
B04
B03
+12V
C8
1
2
3
4
5
5P
NO102
MIC_GND
NC
MIC_SIGNAL
MIC_DET
A+9V
1
2
3
4
5
6
NO901
6P
D-GND
NC
AC-DET
E+10V
STBY_RLY
AC_COUNT
1
2
3
4
4P
NO903
D+5V
NC
GND
D+2V
1
2
3
4
5
6
7
8
9
9P
NO902
+VFL
NC
D-GND
VF
VF
AC4
AC4
AC3
AC3
LINE_MUTE
HP_DET
AC_DET
STBY_RLY
FAN_DET
FR_RLY
SW_RLY
STK_MUTE
PROTECT
THERMAL_VACS
AC_COUNT
SA_SIGNAL
GC_DATA
GC_CLK
SIRCS
GC_RESET
POWER_KEY
DISPLAY_KEY
STBY_LED
MIC_DET
MIC
AUDIO_R
AUDIO_L
IC103
LINE AMP
IC950
IC930
IC940
MAIN BOARD (3/3)
IC920
IC910
C02
C04
1
2
4
5
C10
MUTING
MUTING
MUTING
MUTING
CONTROL
Q960,961
REGULATOR
+9V
REGULATOR
REGULATOR
+3.3V
+5V
REGULATOR
POWER ON/OFF
CONTROL
+8V
REGULATOR
REGULATOR
+12V
HARD DISK
DRIVE
(80GB)
(2/2)
3
1
2
A
H
11
J
G
5
D
4
12
B
14
C
15
16
2
M
O
L
6
I
E
K
9
7
8
3
F
10
13
1
Note: Refer to “REPLACEMENT PROCEDURE
OF HDD” (page 4) of the servicing notes
for HDD is exchanged.
for HDD is exchanged.
(Page 37)
(Page 32)
(Page 31)
(Page 31)
(Page 28)
(Page 43)
(Page 34)
(Page 34)
(Page 45)
(Page 47)
(Page 37)
HCD-GTX999
HCD-GTX999
34
34
6-19. PRINTED WIRING BOARDS - INPUT, OUTPUT Section -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
6-20. SCHEMATIC DIAGRAM - INPUT, OUTPUT Section -
14
CN871
C873
C874
C881
C883
C886
C891
ES881
JW880
JW881
JW882
ET881
IC871
FB881
R871
R872
R873
R874
R875
R876
R882
R886
R887
R888
R889
R890
R891
R892
C871
C872
C875
C876
C877
C878
C879
C882
C884
C887
C892
C893
C894
JR880 JR882
1
4
1
3
CN861
CN862
LP861
ES861
JW860
ET861
R861
R862
R863
R864
R865
R866
R867
R868
C862
C863
C864
C865
C866
C869
R1861
R1862
R1863
R1864
R1865
R1866
R1867
RV871
J871
J861
(CHASSIS)
(CHASSIS)
1
8
5
4
1-876-505-
12
(12)
MIC BOARD
(CHASSIS)
(CHASSIS)
1-876-506-
AUDIO IN BOARD
J
MAIN
BOARD
NO102
K
MAIN
BOARD
NO101
Q
AMP
BOARD
NO503
MIC LEVEL
MIC
PHONES
L
R
AUDIO IN
J865
(12)
12
A
B
C
D
1
2
3
4
5
6
MAIN
J
BOARD
(3/3)
NO102
K
MAIN
NO503
BOARD
NO101
Q
AMP
(3/3)
BOARD
4.6
8.5
4.6
4.6
4.6
4.6
4.6
R888
4.7k
C893
0.1
C894
0.1
C879
0.1
R890
5.6k
JR882
0
2.2k
R874
R889
10k
C872
100p
0.1
C892
R875
12k
R873
1.5k
R872
180k
R876
1.2k
C871
270p
100p
C875
150p
C877
10V
220
C891
R891
100
100k
R892
R886
22
50V
2.2
C886
3.9k
R887
1
C878
6.3V
470
C883
0.1
C884
50k
RV871
1k
R871
10k
R882
0.01
C882
J871
FB881
50V
2.2
C881
50V
10
C873
50V
10
C874
E
ET881
0.1
C887
1
2
3
4
4P
CN871
MIC_GND
MIC_SIGNAL
MIC_DET
A+9V
8
7
6
5
4
3
2
1
NJM4558M-TE2
IC871
GND
VCC
100p
C876
1
2
3
3P
CN862
AUDIO Lch
A_GND
AUDIO Rch
0
R1865
0
R1867
0
R864
J861
100k
R867
1k
R866
0
R862
100k
R868
0
R863
220p
C866
C869
0.1
1000p
C863
1
2
3
4
4P
CN861
HP_L
HP_GND
HP_R
HP_SW
1000p
C864
0
R861
0
R1861
0
R1862
C862
0.1
220p
C865
0
R1863
0
R1864
E
ET861
0
R1866
1k
R865
MIC LEVEL
MIC
IC871
MIC AMP
MIC BOARD
(CHASSIS)
(CHASSIS)
ES881
L
AUDIO IN BOARD
PHONES
ES861
AUDIO IN
J865
(CHASSIS)
R
(CHASSIS)
A
11
5
D
4
12
B
C
2
6
E
9
7
8
3
10
1
(Page 33)
(Page 37)
(Page 33)
(Page 30)
(Page 36)
(Page 30)
HCD-GTX999
HCD-GTX999
35
35
6-21. PRINTED WIRING BOARD - MOTOR Board -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
6-22. SCHEMATIC DIAGRAM - MOTOR Board -
CN001
S001
A
B
1
2
3
4
5
6
7
1-866-548-
21
(21)
MOTOR BOARD
F
MAIN BOARD
CN204
DISC TRAY
OPEN/CLOSE
DETECT
OPEN 5CLOSE
M
M001
(LOADING)
14.8 ns
3.6 Vp-p
1 V/DIV, 5 ns/DIV
RB
IC10 (1A)
(USB play mode)
(USB play mode)
2 V/DIV, 20 ns/DIV
44.3 ns
4.4 Vp-p
RT
IC2 RK (CLKIN)
(USB play mode)
(USB play mode)
2 V/DIV, 20 ns/DIV
44.3 ns
4.4 Vp-p
RG
IC12 RB (SYSCK)
(USB play mode)
(USB play mode)
1 V/DIV, 20 ns/DIV
44.3 ns
3.3 Vp-p
IC201 SB (RFACO)
(CD play mode)
(CD play mode)
IC201 VK (XTAO)
(CD play mode)
(CD play mode)
83.3 ns
3 Vp-p
1 V/DIV, 50 ns/DIV
RE
IC4 FB (XO)
(USB play mode)
(USB play mode)
41.7 ns
1.5 Vp-p
500 mV/DIV, 20 ns/DIV
RH
IC13 FT (XTAL2)
(USB play mode)
(USB play mode)
83.3 ns
3 Vp-p
1 V/DIV, 50 ns/DIV
RI
IC9 RL (XTALO)
(USB play mode)
(USB play mode)
200 mV/DIV, 500 ns/DIV
500 mVp-p
IC201 XE (FEI)
(CD play mode)
(CD play mode)
100 mV/DIV, 500 ns/DIV
Approx.
200 mVp-p
200 mVp-p
IC201 XB (TEI)
(CD play mode)
(CD play mode)
100 mV/DIV, 500 ns/DIV
Approx.
150 mVp-p
150 mVp-p
30.4
μs
0.3 Vp-p
XB
IC201 RB (XCOUT)
200 mV/DIV, 20
μs/DIV
XT
IC201 RE (XOUT)
200 mV/DIV, 100 ns/DIV
200 ns
0.4 Vp-p
FB
IC701 RE (XOUT)
200 mV/DIV, 100 ns/DIV
198 ns
0.3 Vp-p
M001
CN001
S001
5P
OPEN SW
CLOSE SW
OPEN
CLOSE
(LOADING)
DGND
CLOSE
OPEN
CD TRAY
OPEN/CLOSE
DETECT
MAIN
BOARD
(1/3)
CN204
F
• Waveforms
– CD Board –
– DISPLAY Board –
– USB MICOM Board –
– MAIN Board –
(Page 31)
(Page 30)
HCD-GTX999
HCD-GTX999
36
36
6-23. PRINTED WIRING BOARD - AMP Board -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
1
23
+
-
1
12
1
8
1
4
1
6
JW564
JW565
JW569
JW570
JW571
JW573
JW574
JW575
JW576
R474
R475
A501
A502
R507
R508
R509
R510
R511
R512
NO501
NO502
NO503
R518
CN504
R525
L578
L582
L586
C501
C502
C503
C504
C505
TH501
C506
C507
C508
C509
C510
C531
C533
C534
C536
C537
C539
C540
RY501
RY502
C545
JW501
JW502
C556
JW503
R593
JW504
JW505
R595
JW506
JW507
JW508
JW509
D501
D502
JW510
JW511
D505
JW512
D506
JW513
JW514
JW515
JW516
JW517
JW518
JW519
C570
C571
C572
C573
JW520
C574
JW521
ET501
JW522
ET502
ET503
JW523
JW524
JW525
JW526
JW527
JW528
JW529
JW530
JW531
JW532
JW533
JW534
JW535
C589
JW536
JW537
JW538
JW539
C590
C591
C592
C593
JW540
C594
JW541
C595
JW542
C596
JW543
C597
JW544
C598
JW545
C599
JW546
JW547
JW548
JW549
JW550
JW551
JW552
JW553
JW554
JW555
JW556
JW558
JW559
JW560
JW561
JW562
JW563
IC501
E
E
E
E
E
E
E
E
E
E
E
E
D560
D570
D576
R450
R451
R452
R453
R454
R455
R456
R457
R458
R459
R460
R461
R462
R463
R464
R465
R466
R466
R467
R468
R469
R470
R471
R472
R473
R476
R477
R478
R479
Q501
Q512
Q518
Q525
Q545
Q546
Q550
Q551
Q556
Q557
R501
R502
R503
R504
R505
R506
Q570
R513
R514
R515
Q576
R516
R517
R519
R520
R521
R522
R523
R524
R526
R527
R528
R529
R530
R530
R531
R532
R533
R534
R535
R536
R537
R538
R539
R540
R541
R542
R545
R546
R547
R548
R549
C513
R550
R551
R552
R553
R554
R555
C519
R556
R557
R558
R560
R561
R562
C526
R563
R565
R567
R568
R569
C532
R570
R571
C535
R572
R573
R574
C538
R575
R576
R577
R578
R579
R580
R581
R582
R583
R584
R585
R586
R587
R588
R589
R590
R591
R592
R594
R596
C561
C562
C563
D503
D504
D512
C575
C576
C577
C580
C581
D525
C588
D540
D545
(CHASSIS)
(CHASSIS)
(CHASSIS)
N
G
1-876-565-
11
(11)
AMP BOARD
Q
AUDIO IN BOARD
CN861
R
TRANS BOARD
CN421
MAIN BOARD
CN207
MAIN BOARD
CN104
R
L
–
+
–
+
–
+
TB501
FRONT SPEAKER
ONLY FOR
SS-GTX999
TB502
SUBWOOFER
ONLY FOR
SS-WG999
SS-WG999
RY501, 502
-2
-1
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
13
Ref. No. Location
• Semiconductor
Location
D501
B-11
D502
C-12
D503
C-8
D504
C-8
D505
C-7
D506
D-7
D512
D-5
D525
C-4
D540
C-7
D545
C-6
D560
D-7
D570
D-3
D576
C-4
IC501
B-5
Q501
C-8
Q512
C-6
Q518
C-5
Q525
C-4
Q545
D-8
Q546
D-7
Q550
D-8
Q551
D-7
Q556
D-7
Q557
D-6
Q570
D-3
Q576
C-3
(Page 30)
(Page 30)
(Page 44)
(Page 34)
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