Philips LX7000SA Service Manual page 19

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VOLUME & IR BOARD - CIRCUIT DIAGRAM
1235 A1 1236 A3 1237 C4 1242 C6
1
FE-ST-VK-N
1235
1
+D
2
+L
3
A
GND_D
4
SACD_LED
5
LPS_LED
6
LPS_GRN
7 GND_K
GND_K
8
VolB
9
VolA
10
B
LPS_WAKEUP
11
Key 1
12
Key 0
13
RC5
To AVC PCB
C
D
1
6-5
1243 C7 1244 D3 1245 C7 1246 C8 2211 D4 2212 D4
2 3
FE-ST-VK-N
1236
+D
7
6
5
4
GND_D
3
2
To SACD LED
1
EH-S
1
2
1237
GND_K
+D
VolB
VolA
1244
EVE 1 3
MT1 MT2
4 5 2
GND_D GND_D
2 3
2214 B7 2215 A7 2216 A6 2217 C6 3213 C4 3214 C4
4 5 6
3217
100R
GND_D
+D
3215
150R
Source
GND_K GND_K
Note : Some values may varies, see respective parts list for correct value.
GND_D
4 5 6
Published in Heiloo, Holland.
6-5
3215 C6 3216 A8 3217 A6 3218 B7 3220 C7 3221 C7
7 8
GND_D
2 VS
3218
1 OUT
RC5 1K
3 GND
GND_D GND_D
3220 3221 3222 3223 3224
220R 270R 390R 560R 820R
Open_Close
Surround
GND_K GND_K GND_K
3139 118 55940...8239_210_92001_01...for 3481 pt1 dd wk0227
7 8
12/21/15
3222 C7 3223 C8 3224 C8 7210 A9
9
VOLUME & IR
A
7210
TSOP2236
CTRL
INP
CIRCUIT
BAND
DEM AGC
PIN
PASS
B
C
Sound
D
9