Sony DSLR-A900 Service Manual page 96

: Points chenged portion.
3-9. POWER BLOCK DIAGRAM (3/6)
(Service manual page 3-9)
C
IC_4001_3.3V_POWER_ON
XDC_JACK_SENSE
POWER (2/6)
(PAGE 3-8)
CN4513
EVER_3.3V
1
CPC TRST
2
(For Check)
XCA_RESET
7
3-11. POWER BLOCK DIAGRAM (5/6)
(Service manual page 3-11)
Former
512M SDRAM
(8/26)
1
4
IC2003
512M SDRAM
(8/26)
IMG_3.3V
IC2201
32M FLASH
(10/26)
B4 RESET
DSLR-A900_L2
Former
MAIN
(23/26)
(16/
R4736
IC_4001_2.5V
4 VDD VOUT 3
1 CE
EVER_3.3V
EVER_1.5V
VREF_CAM
DUMMY_LOAD_CTRL
P14 P65/A13/SC
R4717
BATT_CHK_CTRL
T14 P66/A14/TB4
Q4704
DUMMY LOAD
SWITCH
VOLTAGE BATT_AD_IN
E5 P72/AN2
DETECT
Q4708
L14 PG0/TPD0
T15 P40/CS0/KEY
IC_4001_SO
G5 P93/TXD2
IC_4001_SCK
H
G2 P95/SCLK2/
CS_DD
U16 P43/CS3/KEY
POWER (2/6) DD_ON
T16 P42/CS2/KEY
(PAGE 3-8)
DD_ON_2
N17 PG7/TPD7
IMG_1.2V_POWER_ON
M
F5 P90/TB6OUT
IMG_1.8V_POWER_ON
F4 P91/TB7OUT
POWER (2/6)
IMG_3.3V_POWER_ON
U15 P41/CS1/KEY
(PAGE 3-8)
R
XCA_RESET
P17 RESET
POWER (2/6)
(PAGE 3-8)
TRST
H14 TRST
XCA_RESET
XCA_RESET
AF_ASSIST_LED_ON
U9 P25/A21/A5/
512M SDRAM
CE
VDD VOUT 3
IC3003
512M SDRAM
1.8V REG
CN3203
(15/26)
3.3V CPC
1
(For Check)
IC3002
VIDEO
AMP
(15/26)
B4 RESET
3. BLOCK DIAGRAMS
C
IC_4001_3.3V_POWER_ON
XDC_JACK_SENSE
POWER (2/6)
(PAGE 3-8)
New
(8/26)
1
CE
4 VDD VOUT 3
IC2003
IC3003
(8/26)
1.8V REG
(15/26)
IMG_3.3V
IC2201
IC3002
32M FLASH
VIDEO
(10/26)
AMP
(15/26)
— 2 —
New
MAIN
(23/26)
(16/
R4736
IC_4001_2.5V
4 VDD VOUT 3
1 CE
EVER_3.3V
EVER_1.5V
VREF_CAM
DUMMY_LOAD_CTRL
P14 P65/A13/SC
R4717
BATT_CHK_CTRL
T14 P66/A14/TB4
Q4704
DUMMY LOAD
SWITCH
VOLTAGE BATT_AD_IN
E5 P72/AN2
DETECT
Q4708
L14 PG0/TPD0
T15 P40/CS0/KEY
IC_4001_SO
G5 P93/TXD2
IC_4001_SCK
H
G2 P95/SCLK2/
CS_DD
U16 P43/CS3/KEY
POWER (2/6) DD_ON
T16 P42/CS2/KEY
(PAGE 3-8)
DD_ON_2
N17 PG7/TPD7
IMG_1.2V_POWER_ON
M
F5 P90/TB6OUT
IMG_1.8V_POWER_ON
F4 P91/TB7OUT
POWER (2/6)
IMG_3.3V_POWER_ON
U15 P41/CS1/KEY
(PAGE 3-8)
R
XCA_RESET
P17 RESET
POWER (2/6)
(PAGE 3-8)
XCA_RESET
XCA_RESET
AF_ASSIST_LED_ON
U9 P25/A21/A5/