Analog Video - Denon AVR-E300 Service Manual

2. Analog video

MONITOR OUT(CVBS) Output NG
Check ±5VV
+5VV : C9007
-5VV : C9009
YES
Check output
Output V : IC901-1pin
YES
Check cable between AMP and monitor
or Check monitor.
VIDEO test point
1
C7260 T71
SDA
C7259
2 R7267 R7268
C8948 4 6 10 12 16 18 4 6 10
D7221
2 2
17
3
L7209
1 3 7 9 13 15 19 1 3 7
JK722
+5V T70
C8947 T73 SCK
T72
HPD
C7216
C9002
R9002
C9001
A
R9001
Q7608 IC721
Q7610 C8973
Q7609
C8965
C9004
C8972 IC901
1.MCU_3V3
2.B/P_IRIN_DE
Q7510
3.DGND
L7211
C9010 8
CN893 C9008
C9009 R7218
R7220
1.DA+5V
2.RET_GND(DA)
C9011
C8975
3.+12V Q7512 73
R7228 R7237 R7239
D9002 C8968
C9012 R7227
4.RET_GND R7226
R9007 R7224
C8974 R7238
RN721
5.-12V C8969
5 8
6.RLY_GND T34 T36 T35 T37
R9008
IN
7.VGND C7534
C9013 R7528 R7527
T33
T31
C7560 IC754
C7561 L7513
C7562
CN751
C7532
CN722
6 2
L7514
L7520 4
1.MAIN_POWER D1.8V
C7584
2.D_GND
C7514 R7515
3.D_GND
IC752
IC756
4.D5.2V L7505
C7512
5.D5.2V
L7506
4
NET1.2V
C7555 C7580
C7524 R7521 R7520
IC753
C7522
L7509
L7510
Q7513
4
D1.1V
C7582
R7506 R7505
C7504
IC751 R7550
D7504
L7501 C7502 Q7514
L7502
IC755
4
D3.3V
CN763
C7578
IC ICT ADJ1 ADJ2 RP
CN762
C7588 C7587
C7592 C7591
DIGITAL (COMPONENT SIDE)
ET76
NO
The power supply circuitry is
defective.
Check input
NO
(When the SAT/CBL function)
Vin3 :
Check set value of IC.
SW2 : IC901-10pin : 3.3V : OK
SW5 : IC901-2pin : 3.3V : OK
The IC901 and surrounding
circuitry is defective.
T68 DDC_DATA
DDC_DATA DDC_DATA
SCK DDC_CLK
D7203 DDC_CLK
D7202 DDC_CLK
R7209 R7210 T11
T12 T13 T9 T10 T8 T6 T7 T5
R7207 C7203
12 16 18 4 6 10 12 16 18 4 6 10 12 16 18 4 6 10 12 16 18 4 6 10
2 2 2 2
17 17 17 17
T7117
9 13 15 19 1 3 7 9 13 15 19 1 3 7 9 13 15 19 1 3 7 9 13 15 19 1 3
+5V
JK721 JK704 JK703 T7112 JK702 T7108 JK701
T7116 T7111 T268
T7107
HPD T67 T7115 SDA T267 SDA
SDA SDA HPD
T69 T7113 T7109 T262
+5V
T273 +5V T261
HPD T24
T7110 T7106 HPD
+5V SCK SCK
T25
T66 T7114 Q7105
SCK Q7106 R7114
IC711 T279 Q7103
Q7104
CN832
CN851
T224 T223
5 T214
T222
RN832 RN833
RN838
21 40
X8301
ADV3002_RST
T65 C8364
C8363 IC831
1 2 3 4 5 7 6 8 9 10 11 12 13 14 15 16
C8374
A
B
C
D
108 E
R7244 R7245 F
G
C8382 H
J
R8609
IC861 R8640 K
RN722 L
T26 M
R8611 N
T32 RN839
X7201 P
R8613 R
C7234
T30 T
R8615 U
T28
R8614 V
T48 T47
T29 T27
T53
C7250
R8601
T55
T49 T52
T43
T51
ADV7623_RST
R8603 T46 T45
R8604 R8617 R8618
T23
R8619 R8621
R8622 R8620 RN852
T22
L8601 4
R8605 T54
R8599 L8604
R8600
R8606
Q7501
C8554 Q7502
C8527
CN721
C7576
T15
T20
+5V T21 T14 13 23
IC761
CN791
R7654 R7639
R7655
D7503 D7502 R7638
R7653
R7637
R7656
R7652 R7634
R7633
R7632
T44
R7657
R7640
R7660
R7631
R7661
R7629 C7701
R7664 C7702
R7663 R7731
Q7516 R7628
11 20 R7730
R7667
R7621 R7737
R7666
R7736
R7665 R7620 5 8
C7705
C7612 R7619 Q7709 C7704
R7622 R7735 R7729
C7613
R7618
36
R7617
R7609 R7610
R7616
R7723 R7728 C7706
X7601 R7724 R7725 R7741
11
R7663 R7664
VER.
R7726 R7727
X1000 E3 OPEN 0 MP_CUP12517Z_A
R7721 R7719 Q7703
C7601 C7602 Q7712
X1000 E2 0 OPEN R7720 R7718 Q7705
7 R7722 R7717
X1000 E1C 10K 10K
BAR CODE LABEL
X1010 E1C 3K3 18K
X1000 JP 22K
10K
E300 E3 18K 3K3
IC901-7pin
YES
YES
3
1 1
1
12 16 18 DDC_DATA
4 2
T3
17
T2 T4
7 9 13 15 19 R7813 JK893
R7814 C7806
1
T7103 DDC_CLK 7
D8903
T7102 TP13 TP9 TP11 R7801 JK894
SDA 5 3 2 4 2 R8981
R8986 5 2
D7801 C7802
T7104 R8980
+5V
T254 8 2
HPD 7
T7101 R7809 C8996 R8988 C8987
SCK D8503 D8501 D8502 C8991
T225 R7803
Q7101 R8987
T255 R7805
DATA_DIR1
7 R7804
SBCK1
T58
R7107 L8504 L8505
TP12TP14 TP10
Q7102 C8552 IC783 T57 T61
C8553
C7804 R8976
CN831 R8506 R8543 C8934 R9013 R8983
R8572 R8975 R8978
64Fs_DIR1
T1
R8511
R8510 R8985
Fs_DIR1 R8982 Q8913 Q8906 R8977
R8960
R8230 C8989
7 12
T213
T215 T216 T217 T218 6 T219
RN861 RN863
T64
RN831 R8301 C8342 23 33 C8983
C8308
C8988 C8994
Q8909
Q8910 Q8908
C8981
17 18 D8905
RN847
R8964
RN850
Q8902 Q8901 D8906
D7805 D8908
RN849 RN787 RN784
C7821 C7826
R7866
C7827
R7852
R7853
RN782
R8333 R8340 C7819 C8958
R8344
R8331
R8335 24
R8337 R8336
C8319
R8334 R8327
R8330 R8321
R8325
R8322
R8339 R8326 25 36
R8328 RN781
IC782 IC855
C7807
R7855
R8562 R8945 R8994
TP17 R7854 C8569 R7819
C7818
TP19 R8569
TP15
R8561
TP18
RN800 RN799 C8568
R8570
TP20
TP22
C8567
R7965
R7914 C8116 R8117
R8113
C7931
R7927 R8114
C7965
R7928
C7930 R8123
C8142
R8122
TP16 IC856
C8149
C7928 T62 IC812
DAC_Fs
TP21 T63
R8131
C7926 DAC_64Fs
C7925 T59 DATAF R8132
R7930 T60
C7923 R8142
DAC_256Fs
C7920
R8141
R8150
R8006
C8110 R8151
R8007
R8160
R8112
C8005
R8159
R7936 R7905 44 C7990
24 R7901 C7917
IC791
IC793
RN794
RN791 RN793
RN792
TP7 TP8
C7988 TP5 TP6
C8002
X7901 C7989
C8145
C8004
C8163
Pb
L7603
C7621
L7601 CN761
CN892
L7602
Q7702
C7620
L7604
1 7 13
26 20 10 2
Detail A
68
NO Check pattern from JK901 to IC901 and
check cable between AMP and player or
check player .
NO
CPU(IC761) flaw.
3
8.TUNER_INT
JK892
JK891 7.TUNER_RST
R8974
4
R8973 6.TUNER_CE
C8986 5.TUNER_SDIO
R8926
C8921
4.TUNER_SCLK
3.VCC
2.R-OUT
1.L-OUT
IC891
13
R8910
C8924 C8925 C8928 C8935
C7829
C8905
C8929 C8940
C8957
C8951
C8118
R8121
R8130
C8124
C8959 C8960
IC813
5 8
C8953
C8936
C8955
R8169
OUT
R8140
R8149
C8961 C8962
C8133
5 IC814 8
R8158
C8963 C8964
R8167
C8141
5 IC815 8
MAC ADDRESS LABEL
C8125
C7586
CN771
C7585
C7589
1 7
C7590 ET75
C8947
+5VV
C9002
R9002
Q7610
C8973
Q7609
C8965
C8972
1.MCU_3V3
2.B/P_IRIN_DE
3.DGND
C9010
CN893
1.DA+5V
2.RET_GND(DA)
C9011
C8975
3.+12V
4.RET_GND
R9007
C8974
5.-12V
6.RLY_GND
R9008
IN
7.VGND Output V SW5
C7560
C7561
C7562
CN751
L7520
1.MAIN_POWER
2.D_GND
3.D_GND
4.D5.2V
5.D5.2V
JK722
+5V
T73
SW2
C9001
R9001
Q7608
C9004
IC901
Q7510
8
C9008
C9009
Q7512
D9002 C8968
C9012
C8969
C7534
-5VV Vin3
R7528 R7527
C9013
IC754
L7513
C7532
L7514
4
D1.8V
C7584
C7514 R7515
IC752
L7505
C7512
L7506