Arcam AVR300 Service Manual

AVR300 SURROUND SOUND RECEIVER
- 36 -
XTAL 1
1
XTAL 2
2
XTAL 3
3
APC Filter
4
C GND
5
CHROMA input
6
V-SEP
7
Sync input
8
Sync output
9
AFC Filter
10
SYNC GND
11
32 fH VCO
12
VP out put
13
HD output
14
SCP output
15
Dig GND
16
CP / HP input
17
SYNC VCC
18
SW VCC
19
Y/G output
20
B-Y/B output
21
R-Y/R output
22
ADRS SW
23
SW GND
24
Y2 input
25
B-Y2 input
26
R-Y2 input
27
I2C GND
28
Y1 Input
29
B-Y1 input
30
R-Y1 input
31
Ys
32
SCL
33
SDA
34
DAC TEST
35
GND
36
Y output
37
DAC2
38
DAC1
39
DAC VCC
41
C VCC
42
UV/Cb Cr SW
43
fsc output
44
1HDL CONT
45
SECAM CONT
46
B-Y/Cb output
47
R-Y/Cr Output
48
Y input
40
U813 TA1270BF
R_Y Clamp Det.
1
R-Y to CCD
2
B-Y to CCD
3
R-Y AGC Det.
4
VCC
5
Filter Adj.
6
S.C. P In
7
B-Y AGC Det.
8
PLL Det.
9
Clock
10
Clock In
11
VSS
12
Vin1
13
VDD
14
Vin2
15
Vout2
16
Vob2
17
Vob1
18
Vout1
19
Vgg
20
GND
21
R-Y from CCD
22
B-Y from CCD
23
MODE SW1
24
MODE SW2
25
B-Y In
26
R-Y In
27
B-Y Clamp Det.
28
B-Y Out
29
R-Y Out
30
U822
TA8772AN
G
1
2 3 4
VCC
5
6 7 8
U821 BA7623F
X803
4.433619MHz
X804
3.57954MHz
C959
12pF
C960 12pF
DGND
DGND
GND
AGND AGND
GND
DGND
DGND
GND
GND
DGND
AGND
+9V
AGND
AGND
AGND AGND
GND
DGND
R965 30K
C962
2200pF
C961
0.22u/50V
SYMAIN 2VU SCMAI N2VU
C955 47u/16V
C956 103
GND
+5V
C957 10u/16V R960
75
C958
470u/10V
R962
75
R961 75
R963 75
GND GND
C963
0.01uF
+9V
C966
2.2uF/50V
C964
100nF
+9V
R967
3K
C968
22nF
C967 2.2u/50V
SYNC SEP FILTER
AFC FILTER
R968 330R
X805
B503F30
R969 5.1K
R970
8.2K
+9V
C970
10nF
C969
1000u/16V
C952
47u/16V
C950
10u/16V
C949
10u/16V
AGND
AGND
+5V
C951 22u/16V
R-Y/R1V B-Y/B1V
Y/G1V
R971
1K
C974
100nF
C975
100nF
C976
100nF
R973
1K
O_SD O_CL
C965
100nF
GND
AGND
AGND
AGND
AGND
AGND
AGND
+5V
C978
10nF
C977
1000u/16V
Fsc
Q842
A933
R984 100K
R978
1k
R979
10K
R982
27K
R983
30K
R980
47K
R981
270k
C918
100nF
C919
100nF
C979
100nF
C980
100nF
C985
100nF
C986
100nF
C987
100nF
AGND
+9V
C984 10nF
C983 47uF/16V
R974
10k
R975
1k
C988
10uF/16V
C989
100nF
+5V
C993
10nF
C992
47uF/16V
Q840 C1740
Q841
C1740
R977
1k
R976 1k
AGND AGND
+5V +5V
C990
470nF
C991
470nF
C998 470nF
C997
470nF
C994
1uF/16V
C995
1uF/16V
C996
1uF/16V
AGND
AGND
AGND
AGND
BY/Cb
BY/Cb RY/Cr
RY/Cr
C981 100nF
GND
RYout
RYout
BYout
BYout
R-Y/R1V
GND
B-Y/B1V
Y/G1V
1
2
3
4
5
6
P803B PIN6
1
2
3
45
6
7
8
U819 TK15420M
1
2
3
45
6
7
8
U820
TK15420M
R953
10K
R946
100
R945
100
R948
10K
R950
300
R942
150
R951
300
R952
1K
R954
300
R955
300
R956
1K
R943
150
RV805
1K
RV803
2K
RV804 1K
R957 10K
R958
470
R959
100
R985
1K
R944
75
AGND
AGND
GND
C907
47u/16V
C954 47u/16V
C953
47u/16V
-5V
-5V
+5V
AGND
C973 104
C972 104 C971 104
WIMA
C999
WIMA
WIMA
WIMA
WIMA
WIMA
L815
100uH
C839
100u/16V
R990 510R
C943
33p
C8001
15p
L818
27uH
C8002
10p
R991
1K5
AGND
C832
10nF
R993
2K
R994
10R
R992
820
TO U805 PIN19
L814
100uH
1N4148
D804
220R
R947
R972
1K
GND
Q9014
C114
Q9011 C114
R9018
1K
GND
+9V
+5V
1N4148
D805
RGB from MCU
RGB Other
SYNC-OFFH
L
SYNC-ON
3K3
R966
RGB_8V
R986
NF
C8003
103
RGB _8V
S-VIDEO
JA253A
1/RGB
JA251A
2/S-VIDEO
JA251B
REMOTE-OUT
JA255A
REMOTE-IN(ZONE2)
JA253B
12V-TRIGGER-OUT
Q210 2SC2229
Q213
2SC2229
Q208
DTC114
Q209 DTC114
Q212 C114
Q211 DTC114
R250
3K 0.25W
R261
3K 0.25W
R268
100 1W
R246
RXE017
R263
RXED17
C221 10u/16V
C222 10u/16V
Z250
13V
D207 1N4148
D208
1N4148
D209
1N4148
R260
100 0.25W
C223 10u/16V
C224 10u/16V
Z251 6V8
Z252 13V
Q214 2SC2229
Q226 C114
Q215 DTC114
R270
1K 0.25W
R284
RXE017
R269
100 0.25W
C225
10u/16V
C226
10u/16V
Z253 6V8
Z254 13V
Q218 2SC2229
Q219 DTC114
Q217 DTC114
R237 3K 0.25W
R238 RXE017
R236
100 0.25W
C227 10u/16V
C228 10u/16V
Z255 6V8
Z256 13V
+20V
+20V
+20V
+20V
Q1
Q7 Q8
Q2
Q5 Q6
Q3 Q4
Vin
1
GND
2
+12V
3
U206 78L12
C229
10u/16V
+20V
R239
RXED17
84
U207C
TS9721D
C240
104
C238
10u/16V
+5V
IR IN
84
U208C
TS9721D
C239
10u/16V
C241
104
JA255B
REMOTE_IN(LOCAL)
C1+
1
V+
2
C1-
3
C2+
4
C2-
5
V-
6
T2OUT
7
R2IN
8
R2OUT
9
T2IN
10
T1IN
11
R1OUT
12
R1IN
13
T1OUT
14
GND
15
VCC
16
U204
MAX232D
1 6 2 7 3 8 4 9 5
DB201
RS232
C215 1u/50V
C219 47u/16V
C216 1u/50V
C217 1u/50V
C218
1u/50V
RS2
RS1
P3.1
P3.0
STR
1
DA
2
CLK
3
Q1
4
Q2
5
Q3
6
Q4
7
VSS
8
QS
9
Q'S
10
Q8
11
Q7
12
Q6
13
Q5
14
O_EN
15
VDD
16
U205
74HC4094
4094 DATA CLK
+5V
C220 10u/16V
Q3 Q4 Q7 Q8
Q1 Q2 Q5 Q6
1 2 3 4 5 6 7 8 9
10
P805A
FROM MAIN BOARD P805B
4094 DATA CLK +20V
GND18
GND18
GND18 GND18
GND18
GND18
GND18
GND18
GND1 8
GND18
GND18
GND18
Tip = Main Zone Ring = Zone 2
Tip = Signal
Ring = 0V
Sleeve = +12V
R245
75
R244
75
D205
4148
D206
4148
D203 4148
D204
4148
C214
0.1uF
C235
150P
R258
22K
R256
1.5K
R255
470K
R254
10K
+5V(D)
3 2
1
U207A
TS972ID
R251
3K3
R287
1K2
5 6
7
U207B
TS972ID
R253
680K
C234
150P
R257
3K3
R247
2K2
R252
1K8
R242
470R
C232
100N
R249
270K
L201
BL01RN1
DGND
C233 100N
+5V(D)
D210
1N4148
C236
680p
Q220
DTC114ES
R259
4K7
+5V(D)
+5V(D)
Q221
C114
R265
10K
Q222
C114
R262
10K
C237
10P
R248
1K
NF
1 2 3 4 5
6 7 8
OPO201 6N135
R243
1K
C247
150P
R282
22K
R280
1K5
R279
470K
R278
10K
+5V(D)
3 2
1
U208A
TS972ID
R276
3K3
R274
1K2
5 6
7
U208B
TS972ID
R277
680K
C246
150P
R281
3K3
R271
2K2
R275
1K8
R266
470R
C244
100N
R273
270K
L202
BL01RN1
C245 100N
+5V(D)
D211
1N4148
C248
680p
Q223
DTC114ES
R283
4K7
+5V(D)
+5V(D)
NF
C249
10P
R272
1K
NF
1 2 3 4 5
6 7 8
OPO202 6N135
R267
1K
IR INPUT
IR INPUT
Tip = Signal Ring = 0V
Tip = Signal Ring = 0V Sleeve = +12V
+5VD
Sleeve = +12V
Sleeve = 0V
Sleeve = 0V
IROUT
R286
RXE017
1
2
3
4
5
6
P205A FROM KEY BOARD P205B
D212
IN4148
Q257 C114
R289 15K
R295
RXED17
Q228
DTC114
Q229 DTC114
Q231 A949
Q230 A949
C250
104
C251
104
R291
470
R292 2K
R293
470
R294
470
Q9 Q10
STR
1
DA
2
CLK
3
Q1
4
Q2
5
Q3
6
Q4
7
VSS
8
QS
9
Q'S
10
Q8
11
Q7
12
Q6
13
Q5
14
O_EN
15
VDD
16
U209
74HC4094
4094 CLK
+5V
Q9 Q10
GND18
GND18
C252
104
1 2 3 4
P122B
TO DSP BOARD P122A
D_A D_B D_C
D_C D_B D_A
AV 000 SAT 001 PVR 010 TAPE 011 CD 100
101DVD
ZONE_VMUT
Q233
C114
R296
2K2
R298
10R/1\2W
C230
10u/16V
C253
104
GND18
GND1 8
DGND
TC2973-010
TC2973-010
Q234 C114
Q235 C114
Q236 A114
R300
3K3
R302
3K3
R301
1K5
R303 1K5
R299
10K
R304 2K2
Z232 3V3
GND18
R305
2K2
Z233
3V3
GND18
D215
1N4004
D213
1N4148
R240
RXE017
D214
1N4004
C254
10u/16V
GND18
+12V
R310
3K
C203
47u/16V
GND18
R308
3K
C201
47u/16V
GND18
R309
3K
C202
47u/16V
R311
3K
C204
47u/16V
R306 220
D201 4148
D202
4148
R307
220
GND18
+5V
R241
RXE017
RS232

Arcam AVR300 Specifications

General

Brand	Arcam
Model	AVR300
Category	Receiver
Language	English