Sony DSC-F77 Service Manual page 10

COVER
COVER
For Schematic Diagram
• Refer to page 4-47 for printed wiring board.
• Refer to page 4-58 for waveforms.
1 2 3 4
SY-81 BOARD (6/13)
A
HI CONTROL(FR BLOCK)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE 10V
C204
10u
0.1u
C203 LANC_5.5V
10V C202
R203
10u 0.1u
2700 Q212
C201
B DTA114EMT2L
B+ SWITCH
0.5 3
0.5 0 4.1
2.2
7 6 5 4 3 2 1
XLANC_ON
C IC201
LANC DRIVER
IC201
TL1596CPWR
8 9 10 11 12 13 14
0.5 2.7 3 0 0
D
LANC_OUT
LANC_IN
R202
0 XLANC_PWR_ON
LANC_SIG
D201
MA2SD24008S0
40
(11/13)
E
LANC_DC
LANC_5.5V
LANC_ON_DD
41
LANC_ON_DD
BATT_UNREG
(13/13)
FR_4V
INIT_CHARGE
F 42
INIT_CHARGE
FAST_CHARGE
FAST_CHARGE
(12/13)
EVER_3.0V
3 XCHARGE_LED
XCHARGE_LED
XTALLY_LED
(1/13) XTALLY_LED
XAV_JACK_IN
XAV_JACK_IN
USB_JACK_IN
43
USB_JACK_IN
XMULTI_IN
G
XMULTI_IN
XLANC_JACK_IN
(11/13)
XLANC_JACK_IN
BATT_SIG
44 BATT_SIG
BATT/XEXT
BATT/XEXT
(11/13)
EVER_3.0V
ACV_UNREG
ACV_UNREG
H
SYS_DD_ON
SYS_DD_ON
45
XCS_DDCON
XCS_DDCON
UNREG_SO
(12/13)
UNREG_SO
UNREG_SCK
UNREG_SCK
XCS_MC
XCS_MC
XMC_NMI
26
XMC_NMI
XMC_HELP
I
XMC_HELP
XRST_SYS
(3/13)
XRST_SYS
SYS_V
12 SYS_V
XRST_SYS
(2/13)
46
J XRST_SYS
(8/13)
XPB_ON
XPB_ON
XSET_UP
XSET_UP
MODE_DIAL
MODE_DIAL
XPWR_ON
XPWR_ON
47
XSHTR_ON
XSHTR_ON
XAE_LOCK_SW
(10/13)
XAE_LOCK_SW
LENS_PWR_ON
LENS_PWR_ON
K XPWR_LED_ON
XPWR_LED_ON
STB_CHARGE
STB_CHARGE
XSTB_FULL
48
XSTB_FULL
SELF_TIMER_LED
SELF_TIMER_LED
KEY_AD2
(9/13)
KEY_AD2
L
XMS_IN
XMS_IN
34
(4/13)
STATIC_GND
M
05
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
5 6 7 8
:Voltage measurment of the CSP ICs
and the Transistors with mark,are
not possible.
R226
10k
R225
R227
2700
4700
C210
3.3u
6.3V
R210 R260
R216 R258
470k 470k 470k
1M
R205
470k
2 3
XLANC_JACK_IN Q214
1 2SD2216L0AS0
R270
INVERTER
100k
4
XAV_JACK_IN
R218
XPWR_ON 1k
XPB_ON R219 1k
R220 1k
XSHTR_ON
R221 1k
XAE_LOCK_SW R222 1k
XLANC_PWR_ON 1k
R269
BATT/XEXT R223 1k
R266 470k
LENS_PWR_ON
1k
R267
2 3
2 3
USB_JACK_IN
1 1
Q204
C207 0.1u
UNRL21600AS0
4
XTALLY_LED 4 INVERTER
XPWR_LED_ON
XLANC_ON
SELF_TIMER_LED
UNREG_SO
XCHARGE_LED
LANC_ON_DD
R204
470k
3 2 3
2 3 2
XMS_IN
1 1 1
4
4 4
LANC_OUT
LANC_IN
BATT_IN
R209
1k R217
47k
3
RESET
3
VOUT
L201
FR_4V 47uH 4.1
VIN PREEND
3
VRO
C205
C208
4700p
0.1u
0603
C206
22u
6.3V
4-19
SY-81 BOARD SIDE A SY-81 BOARD SIDE A SY-81 BOARD SIDE B SY-81 BOARD SIDE B
9 10 11 12 13
R233 R235
100k 100k
0.5% 0.5%
Q207
3 2
UNRL21300AS0
MODULATOR
1
C211 C212
0.1u
4 0.1u
R242
1k
C214
0.1u
C213
0.1u
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
XPWR_ON ZOOM_AD_KEY
XPB_ON KEY_AD4
XLENS_CAP_OPN KEY_AD3
XSHTR_ON KEY_AD2
XAE_LOCK_ON KEY_AD1
MS_IN KEY_AD0
XLANC_PWR_ON MODE_DIAL
BATT/XEXT BACK_UP_VCC
XUSB_JACK_IN 32kHz_IN
IC202
LANC_JACK_IN 32kHz_OUT
AV_JACK_IN GND
HI CONTROL
LCD_COM/XDATA IC202 BEEP_ON
MB89097LGA-G-139-ER
GND FAST_CHARGE
BACK_UP_VCC INIT_CHARGE
XTALLY_LED STB_CHG
CHARGE_ST_LED XSTB_POPUP
XPWR_LED_ON XCS_LCD
XLANC_ON BATT_SI
SELF_TIMER_LED BATT_SO
UNREG_SO (RESERVED)
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
1
3
R231
1M
4
2
10MHz X201
D202
R228
1SS357-TPH3
100k
3
CS R229
330
3
VBAT
R230
33
IC203
INITIAL RESET
VSS
BACK UP VCC
IC203
S-84239PA-TF C223
VDR201
XX
14 15 16 17
D_1.5V
D_2.9V
REG_GND
R273 10k
R243 10k
R247 1k KEY_AD3
KEY_AD3
R256 10k
C215 XX
DSC-FX77 KEY_AD2
R248 1k
R253
C216 XX 10k
DSC-FX77
1k
R249 KEY_AD1
KEY_AD1
C217 XX R254 10k
1k
R250 KEY_AD0
KEY_AD0
C218 XX R255 10k
R251
1k MODE_DIAL
C219 XX
C222 0.1u
5
XRESET
C220
8p
R244
X202
10M
32.768kHz
R245
330k
C221 8p
BEEP_ON
FAST_CHARGE
INIT_CHARGE
STB_CHARGE
R257
100k
3
1 4
3
R252
2 0.4 100k
5
FR_SI
4 1
Q208 FR_SI
6 3
0 3
HN1L02FU(TE85R) FR_SO
FR_SO
BATTERY
XFR_SCK
CHARGE DETECTOR
3 XFR_SCK
2
D203
MA4L11100AS0
BATT_SIG
R246
100k
BEEP
BEEP
BEEP_ON
BEEP_ON
VL_3V
4-20
DSC-F77/FX77
49
(13/13)
50
(10/13)
25
(3/13)
51
(7/13)
SY-81 (6/13)