3-5
DSLR-A900_L2
3-5. OVERALL BLOCK DIAGRAM (5/6)
( ) : Number in parenthesis ( ) indicates the division number of schematic diagram where the component is located.
XDIAL_1_A
XDIAL_1_B
XDIAL_2_A
XDIAL_2_B
BZ7201
(BUZZER)
BUZZER
BUZZER
7
CN4523
(3/3)
1
CN7203
TOP-004 FLEXIBLE BOARD (3/3)
AM-015 BOARD (5/6)
CONTROL SWITCH BLOCK
(RL85100)
7
CN7202
CN7201
CONTROL SWITCH BLOCK
(TK85100)
CONTROL SWITCH BLOCK
(PS85100) (2/2)
CONTROL SWITCH BLOCK
(JY62300)
CONTROL SWITCH BLOCK
(MD85100)
CONTROL SWITCH BLOCK
(FS85100)
SHUTTER
BUTTON
XS1
2
14
15
12
13
11
10
9
23
22
24
8
25
1
2
9
XS2
xDIAL_1_A
6
xDIAL_1_B
xDIAL_2_A
xDIAL_2_B
xOVR_COM
xOVR_SW
xDRIVE_COM
15
xISO/WB_COM
xMODE_DIAL_COM
xMODE_DIAL_B
8
xDRIVE_SW
14
xWB_SW
13
xISO_SW
xDIAL_1_A
xDIAL_1_B
xDIAL_2_A
xDIAL_2_B
xKEY_MAT_SEL_2
xKEY_MAT_SEL_1
XKEY_MAT_SEL_2
26
2
5
xMODE_DIAL_A
4
xMODE_DIAL_C
3
xKEY_MAT_SEL_4
XKEY_MAT_SEL_4
xKEY_MAT_IN_3
XKEY_MAT_IN_3
XKEY_MAT_IN_3
xKEY_MAT_IN_2
xKEY_MAT_IN_0
xKEY_MAT_IN_1
XKEY_MAT_IN_0
XKEY_MAT_IN_1
xPREVIEW_SW
xS1
xS2
XS1
XS2
CN4516
CN4511
(2/2)
CN7001
5
4
xPREVIEW_COM
XKEY_MAT_SEL_0
XKEY_MAT_SEL_3
XS1
XS2
F2
B1
E1
F1
MAIN CPU
(16/26)
IC4001
(4/5)
S021
FRONT CONTROL
DIAL
12
11
S022
REAR CONTROL
DIAL
S001
(PREVIEW)
S003
(METERING MODE)
7
T12
U12
3
6
5
2
1
XDIAL_2_WAKE
B11
D11
XKEY_MAT_IN_2
A11
D12
T4
N5
XKEY_MAT_SEL_0
N4
XKEY_MAT_SEL_1
XKEY_MAT_SEL_1
XKEY_MAT_SEL_0
XKEY_MAT_SEL_4
XKEY_MAT_SEL_2
P4
U4
XKEY_MAT_IN_4
B12
XKEY_MAT_IN_5
A12
XKEY_MAT_IN_6
B13
XKEY_MAT_IN_7
XKEY_MAT_IN_7
XKEY_MAT_IN_0
A13
SWITCH
DETECT
(26/26)
IC4501
XDIAL_1_WAKE
D7205
D7206
D7202
D7201
D7212
D4503
xAF_MODE_SW_A
3
xAF_MODE_SW_B
2
xAF_MODE_COM
XKEY_MAT_SEL_1
XKEY_MAT_IN_4
xAF_AEL_COM
xJOY_STICK_U
xJOY_STICK_L
XKEY_MAT_IN_3
xAEL_SW
xAF_SW
1
8
7
4
XKEY_MAT_IN_6
9
XKEY_MAT_IN_7
10
XKEY_MAT_IN_5
6
11
XKEY_MAT_SEL_4
1
5
XKEY_MAT_SEL_2
3
14
15
16
xCUST_FUNC_COM
2
8
9
xJOY_STICK_C
7
xJOY_STICK_R
6
xJOY_STICK_COM
xLM_COM
4
11
xJOY_STICK_D
xLM_SW_A
12
13
1
xLM_SW_B
xCUSTOM_SW
10
xFUNCTION_SW
XPOWER_SW
5
+/-
S018
ISO
S017
WB
S019
DRIVE
S020
AEL/SLOW SYNC
INDEX
/
S002
AF/MF
ENLARGE
/
ON
r
OFF
ON
r
OFF
SteadyShot
S001
MENU
S7103
S7101
S7001
DISP
S7104
DELETE
POWER
S7105
N
S7106
C / HISTOGRAM
S005
Fn / IMAGE ROTATION
S006
v
b
z
B
V
S004
(MULTI-SELECTOR)
(EXPOSURE)
3
4
xLCDBL_COM
xLCDBL_SW
DISPLAY PANEL
ILLUMINATION
S025
D4502
S001
(MODE DIAL)
S003
(FOCUS MODE)
D7003
D7002
D7001
D7006
D7007
D7005
D7101
D7102
D7004
OVERALL (4/6)
(PAGE 3-4)
9
OVERALL (6/6)
(PAGE 3-6)
10
05