Flash Drive) - Sony DSC-F77 Service Manual

DSC-F77/FX77
COVER
COVER
For Schematic Diagram
• Refer to page 4-53 for printed wiring board.
1
ST-78 BOARD
A
FLASH DRIVE(ST BLOCK)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
B
C
D
E
SY-81
(9/13)
CN351
THROUGH THE
SS-173 HARNESS
(PAGE 4-26)
F
05
ST-78
4-2. SCHEMATIC DIAGRAMS 4-2. SCHEMATIC DIAGRAMS
2 3
R102
0
27k
Q101
2SB1073-R-TX
TRANS DRIVE 0
C101
R101
10u
47
C102
0.01u
CN101 10P
ST_UNREG 1
ST_UNREG 2
PRELAMP 3
M_5V 4
REG_GND 5
REG_GND 6
STB_ON 7
STB_FULL 8
ST_GND 9
ST_GND 10
4-37
ST-78 BOARD ST-78 BOARD
4 5 6
D103
HAU160C030TP
T101
DC/DC CONVERTER
TRANS
D101
R108
MA2S111-(K8).SO
1.5k
4 5
C103
1u
3
0 R104
270
2
1 6
R103
2700
6 4
5
2 3
1
D102
TLOH9202(SONY)
(SELF TIMER/AF ILLUMINATOR)
LND105
ST_GND
7 8
LND103
XE_A(H)
R107
C104
1M
42u
330V
CHARGING
CAPACITOR LND102
L101
TRIGGER
C105
0.047u
LND101 LND104
GND XE_K(L)
190
5 7 8
6
Q102
CY25AAJ-8-T13
FLASH SWITCH
R105
1
4 3 2
47
0
R106
1M
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
4-38
9
FLASH UNIT