Read Sony DCR-TRV940 / DCR-TRV940E / DCR-TRV950 / DCR-TRV950E Service Manual online
DCR-TRV940/TRV940E/TRV950/TRV950E
COVER
COVER
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
and the Transistors with mark,are
not possible.
1.3
2.8
1.3
NO MARK:REC/PB MODE
2.8
2.8
2.8
2.8
2.8
0
0
2.8
2.7
0.2
2.8
0
2.8
2.2
2.4
2.8
2.7
2.7
2.8
4
MS
MS
MS
MS
MS
MS
MS
MS
MS
MS
MS
MS
D4_LK
VFI_OE
IC3101_TXD0
D13_LK
D_2.8V
IC3101_SCK0
D11_LK
A8_LK
CKE_LK
CS_SDRAM_LK
D1_LK
A17_LK
CAS_LK
XCS_MECHA
LXCS
D12_LK
CS_FLASH
A3_LK
DS_RESET
RAS_LK
USB_DET
D14_LK
A19_LK
D10_LK
OSD_V
A18_LK
D15_LK
JAIRQ
XHI_SCK
A16_LK
D6_LK
VFI_VD
D5_LK
LXWAIT
A12_LK
D0_LK
A1_LK
D7_LK
A23_LK
A13_LK
A21_LK
A4_LK
IC3101_RXD0
A22_LK
IC3101_CS
D_1.5V
A6_LK
A11_LK
IC2905_MAD
SFD_LRCK
REC_PROOF
D9_LK
D8_LK
LXWR
A20_LK
CAM_DD_ON
D3_LK
HI_SI
LXAH
A10_LK
A15_LK
HI_SO
WE1_LK
A14_LK
A5_LK
WE0_LK
A2_LK
A9_LK
RD_LK
A7_LK
REG_GND
D2_LK
MELODY
MELODY_ENV
USB_D+
USB_D-
HS_RXD
HS_HDS
HS_TXD
HS_SCK
XTAL48M_LK
CHIME_SDA
CHIME_SCK
SCHARGE_ON
MS_CLK
MS_BS
MS_VCC
MS_DIO
ACCESS_LED
SCK_BT
BT_XSLEEP
HDS_BT
RXD_BT
BT_RSSI
BT_XRST_RF
BT_STBY
TXD_BT
BT_XRST_BB
XMS_IN
STROBE_DOWN
XSCHARGE_FULL
STROBE_PLUNGER
XBT_LED
CHIME_VDD
0.01u
C2903
48MHz
X2901
1
2
3
0.1u
C2914
0.1u
C2910
0.1u
C2921
0.1u
C2909
C2913
0.1u
0.1u
C2919
0.1u
C2915
0.1u
C2920
0.01u
C2907
C2906
XX
0.1u
C2916
0.1u
C2908
C2904
XX
C2902
XX
C2901
0.1u
XX
C2917
0.01u
C2918
C2925
0.1u
C2926
10p
C2927
470p
C2905
XX
100k
R2925
0
R2910
1M
R2921
0
R2924
1M
R2913
0
R2923
0.5%
27
R2914
0.5%
27
R2915
100k
R2933
R2908
XX
R2902
0
R2901
XX
R2904
0
470k
R2905
470k
R2906
XX
R2903
XX
R2909
1k
R2930
100k
R2929
XX
R2928
10k
R2931
0
R2926
100k
R2920
470k
R2916
100k
R2907
1M
R2927
10k
R2932
1500
R2935
470
R2938
4700
R2936
XX
R2941
3.3
R2951
1500
R2949
2200
R2950
4700
R2952
3300
R2953
5600
R2948
3300
R2945
3300
R2946
1k
R2954
1k
R2955
1k
R2956
R2912
0
XX
R2918
0
R2917
0
R2911
4700
R2964
4700
R2965
0
R2966
M95640-WDL6T
IC2901
1
2
3
4
5
6
7
8
9
10
11
12
13
14
VD2901
VD2902
L2901
10uH
FB2902
FB2903
FB2904
FB2905
FB2906
TC7SHU04FU-
TE85R
IC2904
1
2
3
4
5
XX
IC2902
1
1A
2
1B
3
2Y
4
GND
5
2A
6
2B
7
1Y
8
VCC
TC7W08FU(TE12R)
IC2903
1
1A
2
1B
3
2Y
4
GND
5
2A
6
2B
7
1Y
8
VCC
XX
IC2906
1
CS
2
RXD3
3
XRDY
4
GND
5
TXD3
6
SCK3
7
HOLD
8
VDD
CL2901
CL2902
CL2906
CL2907
CL2905
CL2904
CL2903
RB2901
100k
UNRL11300AS0
Q2904
1
4
3
2
UNRL11300AS0
Q2910
1
4
3
2
XX
Q2915
UNRL21100AS0
Q2906
1
1
2
4
3
4
3
2
UNRL21300AS0
Q2909
1
4
3
2
XX
Q2913
UNRL21300AS0
Q2903
1
4
3
2
1k
R2937
XX
R2940
47
R2939
EC3101C-PM-TL
Q2905
1
4
3
2
MA4L11100AS0
D2901
MA4L72800AS0
D2903
1
4
2
3
MA4L72800AS0
D2904
2
1
3
4
XX
D2905
UP04401008S0
Q2911
6
2
1
3
5
4
2SA2018H-T2L
Q2912
C2912
6.3V
10u
6.3V
10u
C2924
6.3V
10u
C2922
6.3V
10u
C2923
DF3A8.2C(TPL3)
D2909
DF3A8.2C(TPL3)
D2906
DF3A8.2C(TPL3)
D2907
D_3.1V
A22_LK
A21_LK
LXWR
SFD_LRCK
SFD_LRCK
CAM_DD_ON
DSCK
IC2905
HD6417190BPZ110BHV
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
53 54 55 56 57 58 59 60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
44
52
43
51
42
50
41
49
40
48
39
47
38
46
37
45
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
XCS_MECHA
MELODY_ENV
A19_LK
A5_LK
IC2905_MAD
A23_LK
D1_LK
A17_LK
A9_LK
D9_LK
WE1_LK
A4_LK
A14_LK
VFI_VD
D2_LK
A17_LK
OSD_V
D10_LK
A18_LK
XHI_SCK
VFI_VD
IC3101_SCK0
D9_LK
D3_LK
D13_LK
A19_LK
HI_SO
JAIRQ
RD_LK
D8_LK
IC3101_CS
HI_SI
D7_LK
D14_LK
A8_LK
CAS_LK
A15_LK
MS_BS
D6_LK
A3_LK
RAS_LK
D15_LK
D5_LK
A21_LK
WE0_LK
D7_LK
A10_LK
EEP_XRDY
WE1_LK
A11_LK
LXAH
A20_LK
D8_LK
A7_LK
A12_LK
A6_LK
IC3101_TXD0
D15_LK
A13_LK
IC3101_RXD0
EEP_RXD3
IC3101_CS
D14_LK
LXCS
A14_LK
D0_LK
D13_LK
A15_LK
D12_LK
LXAH
A16_LK
USB_DET
D11_LK
A3_LK
SFD_LRCK
VFI_OE
IC3101_RXD0
A2_LK
IC3101_TXD0
REC_PROOF
A1_LK
LXCS
CAS_LK
A6_LK
CS_SDRAM_LK
A16_LK
A22_LK
RAS_LK
A7_LK
A23_LK
A12_LK
A8_LK
D6_LK
A10_LK
XMS_IN
A4_LK
A9_LK
CS_EEP
WE0_LK
CAM_DD_ON
DS_RESET
VFI_OE
D4_LK
LXWAIT
D3_LK
A20_LK
D4_LK
HI_SO
D2_LK
A18_LK
XHI_SCK
D1_LK
LXW
AIT
LXWR
REC_PROOF
A11_LK
D0_LK
D10_LK
A5_LK
A13_LK
XCS_MECHA
USB_VCC_ON
MS_VCC_ON
D12_LK
D5_LK
IC2905_MAD
CKE_LK
JAIRQ
CS_SDRAM_LK
MELODY
RD_LK
IC3101_SCK0
D11_LK
A1_LK
A2_LK
EEP_TXD3
MELODY
MELODY_ENV
CS_FLASH
USB_DET
USB_DET
TXD5
RXD5
SCK5
HDS
TXD5
SCK5
HS_RXD
HS_HDS
HS_TXD
HS_SCK
CKE_LK
CS_FLASH
HS_HDS
HDS
RXD5
HS_RXD
EEP_SCK3
CHIME_PWR_CONT
CHIME_SCK
CHIME_SDA
CHIME_SCK
CHIME_SDA
CHIME_VDD
SCHARGE_ON
HS_TXD
HS_SCK
HI_SI
MS_SCLK
MS_VCC_ON
MS_SCLK
SCK_BT
HDS_BT
TXD_BT
RXD_BT
BT_STBY
BT_XRST_RF
BT_XRST_BB
STROBE_DOWN
XSCHARGE_FULL
CHIME_PWR_CONT
CHIME_VDD
CHIME_SDA
CHIME_SCK
SCHARGE_ON
BT_XSLEEP
OSD_V
USB_VCC_ON
STROBE_PLUNGER
DS_RESET
ACCESS_LED
MS_DIO
DS_RESET
XMS_IN
MS_DIO
ACCESS_LED
MS_BS
EEP_XRDY
EEP_RXD3
BT_RSSI
DS_RESET
DS_RESET
EEP_TXD3
EEP_SCK3
BT_XRST_RF
BT_XRST_BB
BT_STBY
BT_XSLEEP
BT_RSSI
HDS_BT
RXD_BT
TXD_BT
SCK_BT
CHIME_VDD
STROBE_DOWN
DSCK
A21_LK
A22_LK
STROBE_PLUNGER
XSCHARGE_FULL
LXWR
SFD_LRCK
CAM_DD_ON
22p
C2928
CS_EEP
DSCK
VCC
MD3
SCHAGE_ON
NC(CS6B/PTJ(DIA)
VSSQ
NC(CS6A/PTJ5)
A23
VSS
A22
CS_GANDHI
ST
A
TUS1
MELODY_ENV
VCC
NC(CS5A/PTJ3)
D25/PTB1
NC(CS4/PTJ2)
A21
VCC
CS_SDRAM
VSS
CKIO2
A20
E10_AUDA
T
A
0
VSS
A19
E10_AUDA
T
A
1
MS_DIO
A18
E10_AUDA
T
A
2
USB_UCLK
MS_BS
A17
E10_AUDA
T
A
3
MD0
MS_SCLK
A16
VCC
MD1
VCC
A15
AU_CLK
USB_DET
VCCQ
VSS
VSS
A14
EXT
AL
VSSQ
E10_ASEBRKAK
GANDHI_OE
XT
AL
E10_ASEMDO
XSCHIRGE_FULL(D18)
VSS
EEP_RXD3
VCC
XMS_IN(D19)
VCC(PLL)
DS_RESET
BT_W
AKE_UP
VSS(PLL)
RESETM
STROBE_PLUNGER(D21)
XW
AIT
CHIME_PWR_CONT(D22)
NMI
VCC
VSS(PLL)
SCS0
SHOE_ON(D24)
VSS
CAP(PLL)
VCCQ
XBACK
D4
D26/PTB2
MD2
E10_TDO
VCCQ
VCC
MS_VCC_ON(D27)
USB_TXENL
D5
CAP(PLL)
BT_XRST
USB_XVDA
T
A
VSSQ
USB_VCC_ON(D29)
ST
A
TUS0
D6
VSSQ
D7
VCC(PLL)
IC2905_MAD(D30)
D8
VSS
VCC
VSS
CS_SISTER(D31)
D9
CAM_DD_ON(IRQ4/PTF4)
NC(WE2)
USB_DMNS
D10
A
V_IRQ
D11
GANDHI_V
D12
CS_SDRAM_E10
OSD_V
D13
VCC
D14
CS_FLASH
CHIME_SCL
VCC
VSS
VSS
D15
VSSQ
E10_AUDSYNC
CHIME_SDA
VSS
RDWR
E10_TCK
REC_PROOF(D16)
XAH
TXD5
E10_TDI
XSTROBE_READY(D17)
WE1
RXT5
E10_TMS
WE0
A13
SCK5
RD
E10_TRST
A12
HDS
USB_DPLS
A11
EEP_SCK3
VSS(USB)
USB_TXDPLS
A10
OSD_SCK(OSD_SCK2)
VCC(USB)
USB_TXDMNS
A9
OSD_XCS(RXD2/PTH3)
AN6
XBREQ
A8
OSD_TXD(OSD_TXD2)
MELODY
(GND/BT_AD)
A7
IC2501_RXD1
USB_D+
A6
USB_D-
A5
IC2501_TXD1
USB_VBUS
VCC
VCCQ
IC2501_SCK1
USB_SUSPND
AN5
A4
VSSQ
AN3
NC(DRACK0/PTC5)
A3
NC(DEQ0/PTC4)
A2
BT_SLEEP
A1
VCC
A0
EEP_XRDY(RASU/PTE5)
IC3101_RXD0
D0
VCC
VSS
D1
IC3101_TXD0
D2
VCC
CS_EEP(CAS/PTE7)
D3
CKIO
CAS
VSS
RAS
BS
IC3101_SCK0
CKE
VCCQ
VCC
OPEN(AD5/PTL5)
TO2/PTQ(1)
MS_LED_ON
PTM(2)
PTM(0)
PTM(1)
IR_ON
PTN(6)
PTN(7)
PTQ(7)
PTN(5)
PTQ(5)
PTQ(6)
PTN(4)
PTN(3)
PTQ(3)
PTN(1)
PTN(2)
PTQ(4)
PTN(0)
PTM(7)BT_LED_ON
PTM(6)
PTM(3)
PTM(4)
PTM(5)
E10_AUDCK
CHIME_AD0
CHIME_AD1
CHIME_AD2
BT_RTS4
BT_CTS4
BT_TXD4
BT_RXD4
BT_MODE(SCK4/SCPT2)
(IRQ3/TF3)
EEP_TXD3
NC
VCC
(D_2.8V)
(D_1.5V)
(D_2.8V)
(D_2.8V)
(D_1.5V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_1.5V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_1.5V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_1.5V)
(PC_1.5V)
(PC_1.5V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_2.8V)
(D_1.5V)
(D_2.8V)
EEPROM
64K
64K
CS
DATA_OUT
NC
NC
NC
NC
NC
NC
VSS
Write_p
VCC
HOLD
CLK
DATA_IN
MS_LED_ON
(17/17)
52
53
(12/17)
54
(16/17)
(15/17)
55
(14/17)
56
57
(10/17)
58
(15/17)
D
8
14
10
E
H
18
3
15
19
20
1
11
2
M
J
F
I
VC-288 BOARD (5/17)
L
17
4
C
B
7
6
N
16
05
13
9
A
K
12
G
5
21
XX MARK:NO MOUNT
HI CONTROL,DIGITAL STILL CONTROL(LUKLA BLOCK)
HI CONTROL,DIGITAL
IC2905
STILL CONTROL
XTAL OSC
IC2904
IC2901
64k EEPROM
IC2903
BUFFER
(17/17)
60
(16/17)
59
(1/17)
5
43
(4/17)
65
(15/17)
34
(4/17)
66
(12/17)
67
(13/17)
(4/17)
26
68
(6/17)
(17/17)
72
73
(16/17)
(16/17)
61
69
(6/17)
(4/17)
27
29
(4/17),
(16/17)
75
(6/17)
71
(6/17)
74
70
(4/17),
(6/17)
28
(16/17)
64
63
(7/17)
62
(17/17)
PB
AUDIO
Y/CHROMA
VIDEO SIGNAL
SIGNAL PATH
SIGNAL
REC
LED DRIVE
LED DRIVE
PULL UP
SWITCH
Q2910-2912
CHIME VDD SWITCH
Q2905,2906
MS VCC SWITCH
4-21
4-22
VC-288 (5/17)
For Schematic Diagram
• Refer to page 4-93 for printed wiring board.
• Refer to page 4-127 for waveforms.
• Refer to page 4-93 for printed wiring board.
• Refer to page 4-127 for waveforms.
4-2. SCHEMATIC DIAGRAMS
VC-288 BOARD SIDE A
VC-288 BOARD SIDE B
4-2. SCHEMATIC DIAGRAMS
VC-288 BOARD SIDE A
VC-288 BOARD SIDE B
Click on the first or last page to see other DCR-TRV940 / DCR-TRV940E / DCR-TRV950 / DCR-TRV950E service manuals if exist.