Protection Diagram - Denon AVR-X6400H Service Manual

PROTECTION DIAGRAM

AVR-X6400 ASO/DC/THERMAL PROTECTION DIAGRAM
+B
TR Thermal
ASO
13P-SOCKET(C125Z2) 13P-PLUG(C125Z1)
FL
TR_THERMAL_A
ASODET
+B
TR Thermal
ASO
C
TR_THERMAL_A
ASODET
+B
TR Thermal
ASO
SL
TR_THERMAL_A
ASODET
+B
TR Thermal
ASO
SBL
TR_THERMAL_A
ASODET
+B
TR Thermal
ASO
H1L
TR_THERMAL_A
ASODET
+B
TR Thermal
ASO
H2L
TR_THERMAL_A
ASODET
8U-110210-1 SPEAKER UNIT
PROTECTION LOGIC
DCDET :L -> Shut down
CURRENT DETECTION THRESHOLD ASODET :L -> Shut down
TRDET :L -> HiB -> LoB
16.3Arms(7.3Adc) -> Shut down ThermalDET :L -> Shut down
5.6Arms (2.5Adc) -> Fans operate (HIGH), Change +B voltage FANDET_LOW :L -> Fans operate (LOW)
3.9Arms (1.8Adc) -> Fans operate (MID) FANDET_MID :L -> Fans operate (MID)
FANDET_HIGH :L -> Fans operate (HIGH)
C6023 1/100 R6081 10K
+B
5
7
V load C6024 1/100 R6082 10K
6 8 U6001
Current NJM8080G
R6084 C6026
Detection 10K OPEN
R6089 10K
C6063
A+7V. OPEN
U6001
NJM8080G
D6025 R6087
R6079 4 3
1
33K 3.3K
KDS160
2
R6088
330K
C6062 OPEN
8U-210228-3
L-AMP CONNECT UNIT TR Thermal
13 13
FR
12 12
11 11
10 10
9 9
8 8
7 7
6 6
5 5
4 4
3 3
2 2
TR Thermal
1 1
SR
TR Thermal
SBR
TR Thermal
FHWL
TR Thermal
FHWL
Z5801
PRF18BB471QB5RB
4.7u C5801
PRF18BB471QB5RB Z5802
PROTDET_E
1
1
4.7u C5802
PROTDET_F
2
2 PRF18BF471QB5RB Z5803
FANDET_LOW
3
3 4.7u C5803
FANDET_MID
4
4
PRF18BD471QB5RB Z5804
4.7u C5804
N5815 N5816
4P-PHs
4P-PH-SAN
8U-110207-9
POSISTER_UNIT
N5834
8P-PH
N6010
8P-PH
TR Thermal ASO
DC
From Power Amp Output
FR ch
SR ch
C ch
Radiator
Thermal
R6001 R6003 R6007 R6012
47K 120K 240K 240K
RLYB+12V
CURRENTDET
8U-210228-4
+B
R-AMP CONNECT UNIT
ASO
13P-SOCKET(C125Z2) 13P-PLUG(C125Z1)
13 13
12 12
11 11
10 10
9 9
TR_THERMAL_B
8 8
ASODET
7 7
6 6
5 5
4 4
3 3
+B
2 2
ASO
1 1
TR_THERMAL_B
ASODET
+B
ASO
TR_THERMAL_B
ASODET
+B
ASO
TR_THERMAL_B
ASODET
+B
ASO
TR_THERMAL_B
ASODET
Radiator
Thermal
TEMPERATURE THRESHOLD PROTDET_E
1
1
PROTDET_F
2 2
RADIATOR FANDET_LOW
3
FANDET_MID 3
125 degree -> Shut down
4
4
N5825
90 degree -> Fans operate (MID) N5816
OPEN
78 degree -> Fans operate (LOW) 4P-PH-SAN
POWER TR
100 degree -> Change +B Voltage
N5842
9P-PH
N9016
9P-PH
FL ch H1L ch
SL ch H1R ch
SBL ch H2L ch
SBR ch H2R ch
OPEN OPEN OPEN OPEN
R6002 R6004 R6008 R6013
RLYB+12V
Radiator
Thermal
155
8U-310223 DIGITAL UNIT
133
134
135
136 P64
137 P63
138 P62
133: PE2/RXD12/IRQ7-DS/AN100
139 P61
134: PE1/TXD12
140 VSS
141 P60 135: PE0/SCK12
142 VCC
143 PD7/IRQ7/AN107
144 PG1
145 PD6/IRQ6/AN106
146 PG0
147 PD5/IRQ5/AN113
148 PD4/IRQ4/AN112
149 P97
150 PD3/IRQ3/AN111
151 VSS
152 P96
U6201
153 VCC
154 PD2/IRQ2/AN110 R5F564MJCDFC
155 P95
156 PD1/IRQ1/AN109
157 P94
158 PD0/IRQ0/AN108
TRDET
159 P93/AN117
FANDET_HIGH(SR8012) 160 P92/RXD7/AN116
THERMALINE(X6400H) 161 P91/AN115
162 VSS
THERMALINF
163 P90/TXD7/AN114
164 VCC
165 P47/IRQ15-DS/AN007
CURRENTDET
166 P46/IRQ14-DS/AN006
AMPSIGDET 167 P45/IRQ13-DS/AN005
168 P44/IRQ12-DS/AN004
2: P05/IRQ13
169 P43/IRQ11-DS/AN003
170 P42/IRQ10-DS/AN002 6: P02/SCK6/IRQ10/AN120
171 P41/IRQ9-DS/AN001
172 VREFL0
173 P40
174 VREFH0
175 AVCC0
176 P07/IRQ15
R6533
FANDET_LOW/MID
SWM3.3V
10K
Z5801
PRF18BB471QB5RB
4.7u C5801
PRF18BB471QB5RB Z5802
4.7u C5802
PRF18BF471QB5RB Z5803
C5803
4.7u
PRF18BD471QB5RB Z5804
4.7u C5804
8U-110210-12
POSISTER_UNIT
SWM3.3V
33
1
CURRENTDET CURRENTDET
32 2
PROTDET_E PROTDET_E
31 3
THERMALDET_F THERMALDET_F
30 4
FANDET_ON FANDET_ON
29 5
FANDET_HIGH FANDET_HIGH
28
6
BRL_HIGH
27 7
NC
26 8
FANCONT_MID
25
9
FANCONT_HIGH
24 10
FANCONT_LOW
23 11
SPRL_F
22
12
SPRL_C
21 13
SPRL_S
20 14
SPRL_SB
19
15
SPRL_RSV1
18 16
SPRL_RSV2 8U-210228-1 AUDIO/VIDEO_UNIT
17 17
SPRL_RSV3
16
18
SPRL_H1
15 19
SPRL_H3
14 20
SPRL_H2
13
21
AMPSIGDET
12 22
TRDET
TRDET
11
23
DCDET DCDET
10
24
ASODET ASODET
9 25
A-7V
8
26
A-7V
7 27
A+7V
6 28
A+7V
5
29
DGND
4 30
DGND
3 31
PREPOWERGND
2
32
PREPOWERGND
1 33
N3003
N6013
-
33P-FFC
33P-FFC
P74 88
P75/SCK11 87
PC2/RXD5 86
P76/RXD11 85
P77/TXD11 84
89:
PC3/TXD5 83
PC1/SCK5/IRQ12
PC4/SCK5 82
P80/SCK10 81
80
P81/RXD10
P82/TXD10 79
PC5/SCK8 78
77
PC6/RXD8/IRQ13
UB/PC7/TXD8/IRQ14 76
VCC 75
P83/SCK10 74
VSS 73
P50/TXD2 72
P51/SCK2 71
P52/RXD2 70
P53 69
P10/IRQ0 68
P11/SCK2/IRQ1 67
VCC_USBA 66
VSS1_USBA 65
USBA_DP 64
USBA_DM 63
VSS2_USBA 62
PVSS_USBA 61
AVSS_USBA 60
USBA_PREF 59
AVCC_USBA 58
VSS_USB 57
USB0_DP 56
USB0_DM 55
54
VCC_USB
P12/RXD2/IRQ2 53
P13/TXD2/IRQ3 52
51
P14/IRQ4
P15/RXD1/SCK3/IRQ5 50
P86/RXD10 49
P16/TXD1/RXD3/IRQ6 48
P87/TXD10/TIOCA2 47
P17/SCK1/TXD3/IRQ7
46
P20/TXD0/IRQ8 45
ASODET
DCDET
Q6503
KTC3875S
Z6501
PRF18BF471QB5RB
N6012
33P-SOCKET(C125Z2)
N5907
33P-PLUG(C125Z1)
8U-210228-6
CONNECT-1_UNIT
N5910
33P-PLUG(C125Z1)
N9019
33P-SOCKET(C125Z2)