9
9(VOLUME&FILTER)
AVR270/370
7
6
5
4
3
2
1
REVISION
SCHEMATIC DIAGRAM
SHEET
MODEL
1437SCPZ
DRAWING NODESIGN CHECK APPROVE
A
D
C
A
B
C
D
B
DAC-BR
DAC-BL
DAC-SR
DAC-SL
DAC-SW
DAC-C
DAC-R
DAC-L
FROM CODEC
VOL-L
VOL-R
VOL-C
VOL-SL
VOL-SR
VOL-BL
VOL-BR
VOL-L
VOL-R
VOL-C
VOL-SL
VOL-SR
VOL-SBL
VOL-SBR
VOL-SW
DAC-L
DAC-R
DAC-C
DAC-SW
DAC-SL
DAC-SR
DAC-SBL
DAC-SBR
LOUT
ROUT
COUT
LSOUT
RSOUT
LBOUT
RBOUT
SWOUT
DCAP_1
DCAP_2
GND
DATA
CLK
DCAP_3
REC_R
REC_L
GND
*1)R1IN | RB2IN
*1)L1IN | LB2IN
*1)R2IN | R1IN
*1)L2IN | L1IN
*1)R3IN | R2IN
*1)L3IN | L2IN
*1)R4IN | R3IN
*1)L4IN | L3IN
*1)R5IN | R4IN
*1)L5IN | L4IN
DCAP_4
*1)R6IN | R5IN
*1)L6IN | L5IN
*1)R7IN | R6IN
*1)L7IN | L6IN
*1)R8IN | R7IN
*1)L8IN | L7IN
DCAP_5
MONOIN
DCAP_6
ADC_R
ADC_L
GND
LIN
RIN
CIN
LSIN
RSIN
LBIN
RBIN
SWIN
V-
V+
DCAP_7
DCAP_8
ECO DESIGN
ZONE2 VOLUME
AGNDIN1 AGND AGND VCCVEEIN2
CLKDATAMUTEDGNDSELOUT2OUT1
<=> JACK PCB
SW2
Sub-Woofer VOLUME
AGND IN1AGNDAGNDVCC VEE IN2
CLK DATA MUTE DGND SEL OUT2 OUT1
SW1
*AVR270
R2335: 1.5K , R2334: 2.2K
AVR270 ONLY
AVR370 ONLY
Y.W.YL.J.HK.M.S
11.12.2712.08.02 11.12.27
TO AMP B'D
SUB
SL
C
SR
FL
SBL
FR
SBR
SUB2
TUN_L
TUN_R
12.08.02
MULTI. LAB
ANAM
ISSUE
PMP
DSP DOWNMIX REC GAIN
CUP12457Z
REC_L
REC_R
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2202
CVIAZ4580MTR-E1
R2207
3.3K
R2206
3.3K
C2206
2700P
C2202
2700P
R2212
1.5K
R2208
1.5K
R2205
6.8K
R2213
6.8K
C2209
390P
C2204
390P
C2207
0.1
C2211
0.1
R2215
100
C2214
10/16V
R2216
100K
C2213
0.01uF
R2204
6.8K
C2201
2700P
C2205
2700P
R2203
1.5K
C2203
390P
R2211
1.5K
R2209
6.8K
C2208
390P
R2218
100
C2210
10/16V
R2217
100K
C2212
0.01uF
R2202
3.3K
R2201
3.3K
R2214
0
R2210
0
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2203
CVIAZ4580MTR-E1
R2225
3.3K
R2224
3.3K
C2220
2700P
C2216
2700P
R2230
1.5K
R2226
1.5K
R2223
6.8K
R2231
6.8K
C2223
390P
C2218
390P
C2221
0.1
C2228
0.1
R2233
100
C2227
10/16V
R2236
100K
C2226
0.01uF
R2222
10K
C2215
0.068u
C2219
0.068u
R2221
1.5K
C2217
8200P
R2229
1.5K
R2227
10K
C2222
8200P
R2234
100
C2224
10/16V
R2235
100K
C2225
0.01uF
R2220
3.3K
R2219
3.3K
R2232
0
R2228
0
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2204
CVIAZ4580MTR-E1
R2243
3.3K
R2242
3.3K
C2234
2700P
C2230
2700P
R2248
1.5K
R2244
1.5K
R2241
6.8K
R2249
6.8K
C2237
390P
C2232
390P
C2235
0.1
C2242
0.1
R2254
100
C2241
10/16V
R2253
100K
C2240
0.01uF
R2240
6.8K
C2229
2700P
C2233
2700P
R2239
1.5K
C2231
390P
R2247
1.5K
R2245
6.8K
C2236
390P
R2251
100
C2238
10/16V
R2252
100K
C2239
0.01uF
R2238
3.3K
R2237
3.3K
R2250
0
R2246
0
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2205
CVIAZ4580MTR-E1
R2261
3.3K
R2260
3.3K
C2248
2700P
C2244
2700P
R2266
1.5K
R2262
1.5K
R2259
6.8K
R2267
6.8K
C2251
390P
C2246
390P
C2249
0.1
C2256
0.1
R2272
100
C2255
10/16V
R2271
100K
C2254
0.01uF
R2258
6.8K
C2243
2700P
C2247
2700P
R2257
1.5K
C2245
390P
R2265
1.5K
R2263
6.8K
C2250
390P
R2269
100
C2252
10/16V
R2270
100K
C2253
0.01uF
R2256
3.3K
R2255
3.3K
R2268
0
R2264
0
D2202
o}kXzyX\`TYWW
D2201
o}kXzyX\`TYWW
OUT
GND
VIN
1
2
3
IC2215
CVILM7808RTRL
3
1
2
IN
GND
OUT
IC2216
CVILM7908RTRL
C2322
0.1
C2324
0.1
C2323
0.1
C2325
0.1
R2355
3.9K
R2354
3.9K
R2374
3.9K
R2375
3.9K
R2368
3.9K
R2369
3.9K
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2217
C2330
10/16V
C2331
10/16V
R2351
47K
R2352
47K
C2329
0.022u
C2328
0.022u
R2350
270
R2353
270
R2373
560
R2370
560
R2380
560
R2365
560
C2327
10/16V
C2326
10/16V
C2332
10/16V
C2334
10/16V
C2333
10/16V
C2335
10/16V
C2336
10/16V
654
321
IC2218
HVTKTC812TB
654
321
IC2221
HVTKTC812TB
654
321
IC2222
HVTKTC812TB
R2357
3.9K
R2358
3.9K
654
321
IC2219
HVTKTC812TB
R2356
270
R2359
270
C2302
100/16V
C2304
100/16V
C2305
0.1
C2303
0.1
R2326
100
R2327
100
C2295
100P
C2294
100P
52515049484746454443424140
39
38
37
36
35
34
33
32
31
30
29
28
27
26 25 24 23 22 21 20 19 18 17 16 15 14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC2201
CVINJU72340AFH2
C2288
100/16V
C2297
100/16V
C2296
100/16V
C2301
100/16V
C2300
100/16V
C2299
100/16V
C2298
100/16V
C2292
10/16V
C2293
10/16V
C2291
100/16V
876 5
4321
IC2223
CVINJU7181RB1
C2281
10V/22uF
R2319
10K
C2287
10/16V
R2320
100K
C2283
10P
R2321
22K
C2282
1000P
R2317
220K
C2289
10/16V
C2290
10/16V
R2322
100K
R2323
100K
R2324
100K
R2325
100K
R2363
3.9K
654
321
IC2220
HVTKTC812TB
R2364
3.9K
R2360
270
R2362
270
C2270
WUX
C2269
WUX
R2298
XWW
R2303
XWW
C2271
10/16V
C2272
10/16V
R2304
47K
R2305
47K
R2297
47K
R2296
47K
C2267
10/16V
C2265
10/16V
C2266
150P
R2301
\U]r
C2268
150P
R2299
\U]r
R2302
XUYr
R2300
XUYr
R2292
560
R2295
560
R2290
XWWr
R2291
XWWr
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2209
CVIAZ4580MTR-E1
R2294
4.7K
R2293
4.7K
654
321
IC2208
o}{r{j_XY{i
C2276
10V/22uF
C2277
10V/22uF
R2307
XWW
R2308
XWW
1234567
891011121314
IC2210
CVIBD3812F
R2306
1.8K
C2278
WUX
C2275
WUX
C2273
X\Ww
C2274
X\Ww
R2343
3.9K
R2341
\]W
C2319
XWWWw
C2317
WUWYY
C2316
WUWYY
R2336
1.2K
C2315
10/16V
R2332
47K
R2333
47K
R2339
47K
R2338
47K
R2337
5.6K
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2212
R2345
\]W
654
321
IC2213
o}{r{j_XY{i
C2321
10/16V
654
321
IC2214
o}{r{j_XY{i
R2342
3.9K
R2347
3.9K
C2314
10/16V
C2310
10V/22uF
C2309
10V/22uF
R2330
100
R2329
100
1234567
8 9 10 11 12 13 14
IC2211
CVIBD3812F
R2331
1.8K
C2308
0.1
C2311
0.1
C2313
150P
C2312
150P
C2306
10/16V
C2307
10/16V
R2328 100
C2318
1000P
R2335
5.6K
R2334
1.2K
C2320
10/16V
R2340
560
R2346
3.9K
R2344
560
R2287
4.7K
R2288
4.7K
654
321
IC2207
HVTKTC812TB
Q2201
R2289
100K
C2257
10/16V
R2284
270
R2286
270
R2348
47K
R2349
47K
R2361
47K
R2366
47K
R2367
47K
R2371
47K
R2372
47K
R2377
0
R2376 0 (OPEN)
R2379
0
R2378
0 (OPEN)
14
13
12
11
10
9
8
7
6
53
42
1
CN53
C2258
10/16V
C2404
0.1
C2403
0.1
R2404
100
R2403
100
C2401
10/16V
C2402
10/16V
R2401
47K
R2402
47K
R2410
47K
R2409
47K
C2408
10/16V
C2407
10/16V
C2405
150P
R2407
5.6K
C2406
150P
R2408
5.6K
R2405
1.2K
R2406
1.2K
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC2224
CVIAZ4580MTR-E1
C2415
560P
C2416
560P
C2414
560P
C2413
560P
R2411
0
27
26 20
2123
2224
25 19
18 16
17 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
WF61
1234
5678
A
+-
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC1711
C1755
0.022u
C1754
0.022u
C1760
10/16V
R1817
47K
R1841
0
R1842
1.2K (OPEN)
R1839
39K
R1840
39K
R2381
0
R2382
0
D_FR-
D_FL-
D_SW-
D_FR+
D_FL+
D_SW+
D_CT+
D_CT-
D_SR-
D_SR+
D_SL+
D_SL-
D_BR-
D_BR+
D_BL+
D_BL-
+7V
-7V
+7V
-7V
+7V
-7V
+7V
-7V
-8V
+8V
-7V
+7V
-12V
+12V
+12V
AGND
AGNDAGND
AGND
AGND
FUNC_MUTE
FUNC_MUTE
SB_MUTE
SB_MUTE
FUNC_MUTE
FUNC_MUTE
+12V
-12V
SBR-OUT
SBL-OUT
SR-OUT
SL-OUT
HPR-OUT
HPL-OUT
L-OUT
R-OUT
FUNC_MUTE
FUNC_MUTE
+7V
-7V
MAIN_VOL_CLK
MAIN_VOL_DATA
MIC_SIGNAL
ZONE2_PRE_L
ZONE2_PRE_R
SIGNAL_DETECT
REC_DOWNMIX_R
REC_DOWNMIX_L
+3.3VC
BRIDGECO_L
BRIDGECO_R
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
FUNC_MUTE
AGND
AGND
C-OUT
ZONE2_MUTE
ZONE2_MUTE
ZONE2_PRE_R
ZONE2_PRE_L
ZONE2_VOL_DATA
ZONE2_VOL_CLK
+7V
-7V
+7V
+12V
-12V
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGNDAGND
AGND
FUNC_MUTE
-12V
+12V
SW2-OUT
ZONE2_VOL_DATA
ZONE2_VOL_CLK
+7V
-7V
-7V
AGND
AGND
AGND
AGND
AGND
AGND AGND
AGND
AGND
SW-OUT
AGND
PROTECT_IN
SW-OUT
SL-OUT
C-OUT
SR-OUT
L-OUT
SBL-OUT
R-OUT
SBR-OUT
POWER_MUTE
POWER_FAIL
+12V
AGND
SW2-OUT
TUNER_MUTE
-12V
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
POWER_HIGH
POWER_DOWN
MULTI_VOL_L
MULTI_VOL_R
ANA1_L
ANA1_R
ANA2_R
ANA2_L
REC_DOWNMIX_L
REC_DOWNMIX_R
DSP_DOWNMIX_L
DSP_DOWNMIX_R
+12V
-12V
AGND
AGND
AGND
AGND
CURRENT_DET
FAN1_ON
FAN2_ON
AGNDAGND AGND AGND
-12VAGND
AGND
+12V
AGND
AGND
AGND
AD_LIN
AD_RIN
-12V
AGND
IPHONE_MUTE
AVR 2700 harman/kardon
151
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