Russound MCA-C5 Service Manual page 153

6
D
C
PGND
C335
1nF
R239
1
ZONE1_AUDIO_OUT_PWR_AMP_L
5.6K
R236
1
C336
5.6K
1nF
AMP1_AUDIOIN_GND
C337
1nF
PGND R237
1
5.6K
R238
1
ZONE1_AUDIO_OUT_PWR_AMP_R
C338 5.6K
B
1nF
PGND
A
5 4
+5V
R242
5.6K
MODE1
VDDA1 VSSA1
+
C347
100uF
16V
PGND
OSC
C327
C326
2
1 2
1 2
100nF
100nF
FB_GND_1 FB_GND_1 PGND
C331
2
1 2
470nF
2
IN1+
C324
C332
220pF
2 1 2 3
IN1-
U37
470nF
TDA8920BJ
5
SGND1
FB_GND_1 19
SGND2
C333
2 1 2 22
IN2+
C330
470nF 220pF
21
IN2-
C334
2
1 2
470nF TDA8920BJ
C320 C321
C329
C315
220pF 220nF
1 2 1 2
100nF 100nF
VSSA1
VDDA1 VSSA1 VSSP_A
FB_GND_1
FB_GND_1
3 2
+5_MON
VSSP_A R243
VDDP_A
Don't Populate
C314
PGND
330
47uF
100V
VDDP_A VSSP_A
PGND
C319 C325
220pF 220pF
C316 C317 C318
1 2 1 2 1
PGND
100nF 100nF 100nF
R234
10
L6 33µH
10
OUT1
1 2
C339
R240
9
BOOT1 C343
FB_GND_1
1 2
470nF 22
15nF
R233
C346
0 OHM
100nF
C340
15
BOOT2
1 2
15nF
L5 33µH
14
OUT2
1 2
R241
22
R235
C344
10
470nF
FB_GND_1
C322 C328 C323
C345
100nF
1 2 1 2 1 2
R232
100nF 100nF 100nF
0 OHM
C341 C342
220pF 220pF
PGND PGND
VDDP_A VSSP_A
VDDP_A VSSP_A
COMPANY:
TITLE:
DRAWN: DATED:
BJM
10/31/08
CHECKED: DATED:
CODE:
QUALITY CONTROL: DATED:
RELEASED: DATED:
SCALE:
1
REVISION RECORD
LTR ECO NO: APPROVED: DATE:
D
C
AMP1_LEFTOUT_POS
PGND
TRACE_LG
AMP1_LEFTOUT_NEG
AMP1_RIGHTOUT_POS
B
PGND
TRACE_LG
AMP1_RIGHTOUT_NEG
Russound Inc
A
C2 Audio Amplifer Board
Stereo Amp 1
SIZE: DRAWING NO: REV:
C D
15 27
SHEET: OF