Schematic Diagram - Power Section (3/4) - Sony PCM-D50 Service Manual

4-24. SCHEMATIC DIAGRAM – POWER Section (3/4) –
1 2
POWER
A
BOARD
(1/4)
(Page 41)
B
C
POWER
BOARD
(1/4)
(Page 41)
D
BACKLIGHT
BOARD
R2601 R2602 R2603
330 330 330
E
JL2601
JL2602
D2601-2603
(LCD BACK LIGHT)
F
POWER
4
BOARD
(4/4)
(Page 44)
G
PCM-D50
3 4
POWER BOARD (3/4)
VDD_GP1
3
VDD_GP2
R2204
470
D2202
SML-D12D8WT86SQ
ACCESS
1.6
LED_ORANGE 0
2
LED_ORANGE
Q2202
XP4213-TXE
LED_YELLOW LED DRIVE
LED_YELLOW
R2203
1k
7
D2201
SML-D12V8WT86SN
REC
1.8(0)
LED_RED
0(1.8) 2
LED_RED
Q2203
UM6K1N-TN
LED DRIVE
LED_GREEN
LED_GREEN
BLCD_LIGHT
DGND
R2201
0
JL2201
JL2202
0
R2202
470k
2.7
C2201
0.1u
VDD_GP1
SIRCS_KEY_STOP
SIRCS_KEY_STOP
SIRCS_KEY_PAUSE
SIRCS_KEY_PAUSE
SIRCS_KEY_REC
SIRCS_KEY_REC
SIRCS_KEY_DIVIDE
SIRCS_KEY_DIVIDE
5 6 7
VDD_GP1
VDD_GP2
R2210
10k
R2213
1k
S2202
R2209
470
D2204
SML-D12Y8WT86SP
PAUSE
1.6 STOP
6 3
0
5
R2211
10k
1 4
R2214
1k
R2208
220
S2203
D2203
SML-D12M8WT86SM
PLAY/ENTER
LIGHT
0.1(1.6)
6 3
5 1.8(0)
R2235
10k
1 4
(STOP)
R2236
1k
3.1
6
SIRCS_KEY_STOP 0
2
Q2204
1
SIRCS_KEY_PAUSE XP4213-TXE
SIRCS_KEY_REC
SIRCS_KEY_DIVIDE
Q2201
RTF025N03TL
BACK LIGHT DRIVE
R2224
470k
S2211
HOLD
ON
OFF
43 43
8 9
KEY_AD0
R2216 R2220 R2221 R2225 R2229 C2206
1k 2200 2200 4700 22k 0.01u
S2206
S2209 S2210 S2212
PAUSE
FR/ A-B
/MENU
KEY_AD1
R2215 R2217 R2219 R2226
C2207
1k 2200 2200 22k
0.01u
S2204 S2205 S2208
DISPLAY DIVIDE
FF/
(PAUSE) (REC-STDBY) (DIVIDE)
R2237 R2238 R2239 R2242 C2211
1k 2200 2200 22k 0.01u
3.1 3.1 3.1
3
6 3
0
5
0 2 5 0
R2243
4 C2208
1 4 22k
0.01u
Q2205
XP4213-TXE
R2244 C2209
22k
0.01u
R2218
R2232 R2212 R2246
10k
470k 10k 1k
R2234
1k
R2227 R2233
1k 1k
S2213
S2201 S2207
DPC
REC PLAY/ENTER
ON
OFF
PCM-D50
10 11 12
KEY_AD0
KEY_AD1
R2230
470k
S 2.9
2.7
Q2206
3LP01S-K-TL-E
0
KEY WAKE DETECT
KEY_WAKE
R2231
470k
POWER
9
BOARD
(1/4)
(Page 41)
KEY_AD3
R2245
470k
S 2.9
2.7
Q2207
3LP01S-K-TL-E 0
KEY WAKE DETECT
KEY_REC
KEY_REC
KEY_AD2
KEY_HOLD
KEY_XDPC