Sony DCR-TRV940 Service Manual page 18

COVER
COVER
For Schematic Diagram
• Refer to page 4-93 for printed wiring board.
• Refer to page 4-128 for waveforms.
1 2 3
VC-288 BOARD (14/17)
HI CONTROL(LEGACY BLOCK)
A
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
140
HI_XRESET
(16/17)
B
XRESET
VOUT
141
(15/17)
C
BATT_IN
BATT_IN
TP_OUT_X
TP_OUT_X
142 TP_OUT_Y
TP_OUT_Y
D TP_SEL1
TP_SEL1
(16/17)
TP_SEL2
TP_SEL2
XCS_DD
XCS_DD
HI_EVER_SCK
HI_EVER_SCK
HI_EVER_SO
143
HI_EVER_SO
LCD_COM/XDATA
LCD_COM/XDATA
(16/17) XCS_LCD_DRIVER
E
XCS_LCD_DRIVER
EVF_TALLY
EVF_TALLY
SIRCS_PWM
SIRCS_PWM
SIRCS_SIG
SIRCS_SIG
144
F
XF_TALLY_LED
(15/17)
XF_TALLY_LED
SCHARGE_LED
SCHARGE_LED
G
H
D_2.8V
149
REG_GND
(17/17)
EVER_3.0V
RB3101
10k
150
I
KEY_AD1
(16/17)
KEY_AD6
KEY_AD2
151
KEY_AD3
(16/17)
KEY_AD4
KEY_AD5
J
152
SHOE_CONT_AD
(17/17)
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
4 5 6
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
R3108
1k
R3107
1k
FB3101
14
R3109
C3105
47k
0.01u
C3103
C3104
33u 0.1u
4V
60 59 58 57 56 55 54
KEY_AD2_IC
KEY_AD2
VCC
AVREF
GND
KEY_AD3_IC
KEY_AD3
KEY_AD4_IC
KEY_AD4
KEY_AD5_IC
KEY_AD5
KEY_AD6_IC
KEY_AD6
SHOE_CONT_AD_IC
SHEO_CONT_AD
XLANC_JACK_IN_IC
XLANC_JACK_IN
R3110
TP_OUT_X
100k
TP_X
R3111
TP_OUT_Y
1M
TP_Y
RST_X
BATT/XEXT_IC
BATT/EXT
XMIC_MONO_IC
MIC_MONO
EXT_MIC_JACK_IC
MIC_IN
AV_JACK_IN_IC
V_JACK_IN
XS_JACK_IN_IC
XS_JACK_IN
DIAL_A_IC
DIAL_A
DIAL_B_IC
DIAL_B
1 2 3 4 5 6
C3117
XX
RB3102
10k
RB3103
KEY_AD0_IC
1k
KEY_AD1_IC
KEY_AD6_IC
SHOE_CONT_AD_IC
KEY_AD2_IC
KEY_AD3_IC
KEY_AD4_IC
RB3104
1k KEY_AD5_IC
4-39
VC-288 BOARD SIDE A VC-288 BOARD SIDE A VC-288 BOARD SIDE B VC-288 BOARD SIDE B
7 8 9 10
HN1L02FU(TE85R)
C3102 C3101 BATTERY CHARGE DETECTOR
10p 10p
0.3
2
R3106
10M
R3127
XX
53 52 51 50 49 48 47 46 45 44 43 42 41
LANC_OUT
LANC_IN
INIT_CHARGE
FAST_CHARGE
CHARGE_INH
VTR_DD_ON
TPSEL1
XHI_DS_HELP
IC3101
SYS_V
HI CONTROL
BATT_IN
IC3101
TEST
MB89097LGA-G-128-ER
R3101
X_TAL
1M
X_TAL
TEST
IC3101_XCS0
IC3101_SCK0
IC3101_RXD0
IC3101_TXD0
XCS_LCD_DRIVER
HI_EVER_SCK
13
7 8 9 10 11 12 13 14 15 16 17 18 19 20
R3117
100k
XSYS_RST
RB3106
DIAL_A_IC
1k
DIAL_B_IC
AV_JACK_IN_IC
XS_JACK_IN_IC
XMIC_MONO_IC RB3107
1k
EXT_MIC_JACK_IC
HOTSHOE_ID1_IC
HOTSHOE_ID2_IC
BATT_UNREG_IC
R3120 100k
VTR_UNREG_IC
C3115 C3113
R3121 C3107
0.01u
0.01u
0.01u
47k
DCR-TRV940/TRV940E/TRV950/TRV950E
11 12 13
Q3101
SYS_V
2.9
1 4 R3103
100k
2.7
5
6 3
2.9 0.3
R3102
100k
XLANC_PWR_ON
XLANC_ON
BATT_SIG
LANC_OUT
LANC_IN
VTR_DD_ON
LANC_OUT FAST_CHARGE
LANC_IN
INIT_CHARGE_ON
FAST_CHARGE
IC3101_SCK0
IC3101_RXD0
VTR_DD_ON
IC3101_TXD0
TP_SEL1
DS_RESET
IC2905_MAD
IC2905_MAD
SYS_V
IC3101_CS
BATT_IN
OSD_V
X3101
3
10MHz
2
1
INIT_CHARGE_ON
IC3101_CS BATT_SIG
IC3101_SCK0
SHOE_ON
IC3101_RXD0
IC3101_TXD0
XCS_LCD_DRIVER
HI_EVER_SCK
RB3110
BATT/XEXT_IC
1k
XVTR_MODE_SW_IC
XCAM_MODE_SW_IC
XS/S_SW_IC
RB3111
XEJECT_SW_IC
1k
XCC_DOWN_IC
XPHOTO_FREEZE_IC
XPHOTO_STBY_SW_IC
R3124
100k
XLANC_JACK_IN_IC
C3118
R3123
6800p
R3104
1M
47k
C3119 R3112
1k 11 18 41
XX
XSYS_RST
(2/17), (3/17), (4/17),
DIAL_A
160
(16/17)
DIAL_B
AV_JACK_IN
161
XS_JACK_IN
XMIC_MONO
(15/17)
EXT_MIC_JACK
HOTSHOE_ID1
162
HOTSHOE_ID2
R3113 1M 0.5%
BATT_UNREG
(17/17)
VTR_UNREG
R3116
C3106
470k
0.01u
0.5%
4-40
14 15
130
SYS_V
(13/17)
22
SYS_V
(3/17)
XLANC_PWR_ON
154
XLANC_ON
LANC_OUT
(15/17)
LANC_IN
155
VTR_DD_ON
FAST_CHARGE
(16/17)
IC3101_SCK0
IC3101_RXD0
56
IC3101_TXD0
DS_RESET
(5/17)
IC2905_MAD
IC3101_CS
OSD_V
INIT_CHARGE_ON
156
BATT_SIG
SHOE_ON
(17/17)
BATT/XEXT
XVTR_MODE_SW
XCAM_MODE_SW
XS/S_SW
157
XEJECT_SW
(16/17)
XPHOTO_FREEZE
XPHOTO_STBY_SW
158
XLANC_JACK_IN (15/17)
116
XCC_DOWN
(12/17)
76 131 159
(6/17), (13/17), (16/17)
VC-288 (14/17)