Denon DRA-800H Service Manual page 21

SCH13 MAIN
MAIN PART
R5136
OPEN
C5101 R5102
FL_IN
25V/100uF 330
(ROB)
FL
12V
R5236
OPEN
Point A
FR_IN C5201 R5202
25V/100uF 330
(ROB)
FR
-58.6V
BN501
-12V
1.-12V
RTN_GND
2.RTN_GND
+12V
3.+12V
DA+5V
4.DA+5V
5.AGND
6.FL
7.AGND
8.FR
MUTE_+B
9.MUTE+B
AGND
TO CN823
F3004
T 1.25A L 250V
F3002
OPEN
1.AC_S2 FUSE
2.NC OPTION
3.RTE_GND
4.NC
5.AC_S2
C5828 F3001
BN507
CW E5202080A
OPEN OPEN
F3003
T 1.25A L 250V
FUSE OPTION
MODEL Ver AC
E3 AC120V
DRA-800H
E2 AC230V
Point A
GND LINE POWER+ LINE POWER- LINE ANALOG AUDIO
PTC Thermistors
D H PT F1608471P115T
R5103 R5108 470K R5115 R5116
10K C5103 1W /5.6K 1W /5.6K C5111
R5117 100V/47uF
Q5105
82P C5106 2SD2390
33P 1W /4.7
R5123
Q5101
Q5104
R5109
KSA992FT A
KTC3964 820K
Q5102 1W /33K
KSA992FT A
D 5106
1SS133MT
Q5103
K SC1845FT A
R5107 C5104
220 2200pF(M)
R5137 R5118
JUMPER
1W /4.7 C5112
IDLE Current Option 100V/47uF
J5101
OPEN
R5133 R5134
0.6V IDLE R5233 R5234
1.1V
E3 4m V 680 JUMPER
E2 8m V 470 120
60.0V PTC Thermistors
Point C1
D H PT F1608471P115T
R5203 R5208 470K
R5215 R5216
10K C5203 1W /5.6K 1W /5.6K
C5211
R5217 Q5205
100V/47uF
82P C5206 2SD2390
4 to 8mV
33P
1W /4.7
R5223
Q5201 Q5204
KSA992FT A R5209 KTC3964 820K
Q5202
1W /33K
KSA992FT A
D 5206
1SS133MT
Q5203
K SC1845FT A
R5207 C5204
220 2200pF(M) R5237 R5518
JUMPER -8 to -4mV
Point C2
1W /4.7 C5212
100V/47uF
J5201
-59.0V -1.1V -60.0V
OPEN
-59.2V
Point B
AGND
MUTE_+B
+12V
D 3101
-12V
OPEN
IC305
KIA7805BPI
IN OUT
J3007 J3009
1 3
JUMPER JUMPER
GND
2
D 5704
1SS133MT
IC301
C5717
KIA7812BPI
50V/10uF
D 3001 UF4004 J3004 IN OUT J3006
1 3
JUMPER JUMPER
D 5703
D 3002 UF4004 GND
Z6.8V
2
R5714
OPEN
R5715
1W /2.2K
D 3003 UF4004
1
GND
D 3004 UF4004 J3002 J3003
2 IN OUT 3
JUMPER JUMPER
IC302
K IA7912PI
F3001 F3002 F3003 F3004
OPEN OPEN 932Series 932Series
Q5703
2SC3052
218Series 218Series OPEN OPEN
DC PROTECTION
Point B
Point C2
DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO STBY POWER
R5739
OPEN
R5741
OPEN
C5622
OPEN R5740
OPEN
5
Q5107 4
MMBT A92
R5129 15K C5623 R5743
R5130 22K
R5124 OPEN OPEN
Q5108
150K
MMBT A42
R5131 22K +12V
R5125 10K
L5101
R5127
H /P_RLY RLY_GND
0.5UH
5.6K
FL_OUT
R5132
1W /10
FRONT _A_RLY
C5718
Q5207
0.047uF(M)
MMBT A92
R5721
R5229 15K
2W /10
R5230 22K
R5224 Q5208
150K
MMBT A42
R5231 22K FRONT _B_RLY
R5225 10K
L5201
C5721
R5227
0.5UH 0.047uF(M)
5.6K FR_OUT
R5724
R5232
2W /10
AGND 1W /10
-B
PRE_-B ( FL )
PRE_-B ( FR )
RLY_GND
CURRENT _D ET
B+/B-
POWER DET.
R5819
33K
KSA992FT A
PRE_-B ( FL )
MUTE_+B
PRE_-B ( FR )
-B
T H ERMALD ET _A
T H ERMALD ET _B
ASO_D ET
AGND D C_PROT
R5716 R5717 +B
1W /2.2K 1W /2.2K
DC_DET
R5729
2.2K
J5806 JUMPER
T 1
Q5705 Q5708
2SC3052 2SC3052
Q5704 Q5706 Q5707
ISA1530AC1 2SC3052 ISA1530AC1
B+/B- POWER DETECT
BN502
PTC Thermistors
THERMALDET_A
Point C THERMALDET_B
Point C1
Measurement condition
・ Voltage measurement
No signal
・ Waveform measurement
INPUT: 200mVrms / 1KHz (ANALOG)
Surround mode: MCh Stereo
VOL: 70
Speaker load: 8ohms
21
OPEN
C5620 C5624
OPEN OPEN
R5734 R5745
C5621 OPEN C5625 OPEN
OPEN R5738 OPEN R5746
OPEN R5736 OPEN R5751
BN506A
OPEN OPEN
3.FR
R5735 R5752
OPEN OPEN 2.AGND
6 7 8
R5737 R5753
1.FL
OPEN OPEN
IC502
OPEN
3 2 1
R5726
2W /470
R5727
R5755 JUMPER
1 2 3 4
2W /470
D 5601
1SS133MT 8 7 6 5
C5827
BN506
1 2 3
CW E5202080A
Q5601 BN506B
OPEN
KRC105S
R5754 JUMPER
FL_OUT_A FL_OUT_A C5605
0.018uF(M)
Q5602 1 2 3
KRC105S
FR_OUT_A C5606
6 5 4
0.018uF(M)
FR_OUT_A
C5608
1500pF(M)
FL_OUT_B
FL_OUT_B C5609
Q5603
1 2 3
0.018uF(M)
KRC105S
6 5 4
FR_OUT_B C5610
FR_OUT_B 0.018uF(M)
C5613
1500pF(M)
CURRENT
R5836
D ETECT
33K
C5823 10P PART
+12V
R5834 R5835 R5837
3.3K 330K 10K
8 7 6 5
R5839 C5825
1 2 3 4
10K 100V/1uF
C5820 R5832 R5833
100V/1uF 1K 22K R5840 C5826
10K 100V/1uF
C5821 100P
-12V
2
1
D 5701
3
D25SB60
R5719 R5704
1W /100 1W /100
Q5709 Q5702
KSA992FT A
R5703 1W /33
R5718 1W /33
AGND
ET 501
CJT 1A026
CHASSIS
Q5806 4
K RC105S
5
RLY_GND
1 2 3 4 5 6 7 8 9 10 11
BN502
FL-CH
FR-CH
TO DIGITAL B'D
MCU PART
2.0m m 11PIN W IRE
TO CN753
BN505
H/P_FR
3.HP_RCH
TO CN104
2.AGND
H/P_FL
1.HP_LCH
BN505
C5616
1
OPEN
2
JK501
CJJ5N036ZD
C5617
1
OPEN
2
JK502
CJJ5N036ZD
C5618
1
OPEN
2
JK503
CJJ5N036ZD
C5619
1
OPEN
2
JK504
CJJ5N036ZD
BK501
BRACKET
CMD 1A569-V1
4
F5801
OPEN
J5804
AC_L
JUMPER
N.C
AC_H
3 2 1
CEN
AC_H
6 7 8
N.C
J5805
AC_L
JUMPER
CN503
F5802
CJP07GA90ZY
OPEN