Dc-143 - Sony PMW-EX1 Service Manual

RE-250

DC-143

CN2
CN1 CN1 F1
1 EXT_DC(+) EXT_DC(+)
1 1
3 DC_DET DC_DET
DC IN
2 2
2 EXT_DC_GND EXT_DC_GND
3 3
CAP_SWD_UNREG
4
5 D303
S-GND
D307
Q317-319
CN2 F2
BATT(+)
1
BATT(-)
5
Q300,301
IC307
+5V
REG
S-GND
Q314,315
IC300
BATTERY REF
DC
4
IC302
2
PROTECT 1
3
17.38-18.37
IC302
6
PROTECT 7
5
17.38-18.37
CN2
BAT_SCL
2
BAT_SDA
3
BAT_TID_DATA
4
PMW-EX1
DC-143, RE-250
R334
OVER
CURRENT
PROTECT
CN201
UNSW_UNREG
57,58
Q310,311 Q310,311
CN201
SWD_UNREG
SWITCH SWITCH 53,54
IC308
11 10 9
GA2 SAB2 GB2
5
V+
13
SENSE+
7 SWITCH
SW
DRIVER SENSE- 12
3
DIODE
GA1 SAB1 GB1 IN1 IN2
RE-251
16 15 14 1 2
Q309
SWITCH SWITCH
Q316
Q305,306 Q307,308 CN201
BATT_DET
47
CN201
EVER_5.0V EVER_5.0V
17
Q303
CN201
DC/BATT_DET
48
IC309
2 IC304
4 1
4
1
2
IC310
1
4 1
2 4
2
IC301
2
Q302,304 IC305
4
1
CN201
PWR_ON/HOLD
92
IC306
2
4
1
CN201
BAT_SCL
36
BAT_SDA
37
BAT_ID_DATA
38
CN201
EVER-2.5V 18-19
CN201
40
CN201
+4.6V
1-8
SW_IM_1P0V
22
SW_ME_2P5V
28
SW_IM_2P5V
29
SW_DP_2P5V
30
SW_SY_2P5V
25
SW_IM_3P1V
31
SW_DP_3P1V
32
SW_ME_3P1V
33
SW_SY_3P1V
34
RE-251
SW_IM_4P6V
26
SW_DP_4P6V
35
SW_SY_4P6V
27
SW_IM_1P2V
23
SW_SY_1P2V
24
CN201
IM_EN
43
ME_EN
41
DP_EN
42
H_SHUTDOWN
49
H_SHUTDOWN
DC-143, RE-250
Q14,16
L1
Q20
IC9
5
IC10 + 7
6
REF
-
IC12
DC
REF
REF2.5V
DC
Q28
L4
Q202,210
SW_ME_2P5V
29
Q13
28
Q203,211
27 SW_IM_2P5V
IC14(1/2)
SWITCHING
1
CONTROL
Q204,212
SW_DP_2P5V
Q23
6,9,11
Q231,232
SW_SY_2P5V
Q29
L3
Q205,213
SW_IM_3P1V
17
Q12
18 Q206,214
SW_DP_3P1V
19
IC14(2/2)
SWITCHING
15
CONTROL
D18-20,22
Q207,215
SW_ME_3P1V
12
Q241,242
SW_SY_3P1V
Q27
L2 L3
10
Q200,208
SW_IM_4P6V
15
Q11
14
12
IC13
SWITCHING
CONTROL
Q201,209
D15-17,21
9
SW_DP_4P6V
8
Q25
1 Q244,245
SW_SY_4P6V
2
IC18
L8 L10
4 3
DC/DC
CONV
Q226,228
1
Q35 SW_IM_1P2V
SWITCH
Q227,229
SW_SY_1P2V
IC17
L7 L9
4 DC/DC 3
CONV
1
Q34,49,50
SWITCH
Q15,16,43,44,47,48
7-9 7-9
Q218
L210
Q219
L202
Q220
L203
Q230
L209
Q221
L204
Q222
L205
Q223
L206
Q240
L211
Q216
L200
Q217
L201
Q243
L212
Q224
L207
Q225
L208
Q36,38,
Q236,237 IM DOWN DET SY DOWN DET ME DOWN DET DP DOWN DET
D14,200,203,
D206,217 Q238,239 D202,208
D205,
D218-220
IC21 IC22 IC11
6 6 6
7 - 7 - 7 -
5 5 5
+ + +
IC21 IC22 IC11
3 3 3
Q45,46,53 Q41,42,52 Q10,40,51
+ 1 + 1 + 1
2 2 2
SW - SW - SW -
CN201
IC_VCC
39 RE-251
H_START_UP
RE-251
50
CN200
H_START_UP
98
CN200
+2.5V_ME
89,90
CN200
+2.5V_IM
49,50
CN200
+2.5V_DP
41,42
CN200
+2.5V_SY
45,46
CN200
+3.1V_IM
61,62
CN200
+3.1V_DP
53-56
CN200
+3.1V_ME
65-68
CN200
+3.1V_SY
93 DPR
CN200
+4.6V
3-16
CN200
+4.6V_IM
37,38
CN200
+4.6V_DP
17,18
CN200
+4.6V_SY
33,34
CN200
+1.2V_IM
77,78
CN200
+1.2V_SY
73,74
CN200
+1.0V_IM
81-84
DOWN_DET_ME
95
DOWN_DET_DP
96
D201,204,207
DC-IN connector
CN200
H_SHUTDOWN
97
DC-143
DC-DC converter
RE-250