Denon D-T1

SCHEMATIC DIAGRAMS
SCH01 MAIN1 DC POWER
ANALOG AUDIO DIGITAL AUDIO
For select different frq of power SW
From Power Board
VOUT=0.6*(200K+43.2K)/43.2K=3.38v
0.8*(8.2+15)/15=1.23V
Vout=0.8*[1+91KΩ /6.8K]=11.5V
Vout=(120K/22k+1)*0.8=5.16V
VOUT=0.6*(200K+43.2K)/43.2K=3.38v
Vout=0.8*[1+100KΩ /18K]=5.2V
Vout=0.8*[1+43KΩ /13K]=3.4V
POWER_FRQ1
POWER_FRQ2
POWER_FRQ1
POWER_FRQ2
PWM_-24V
FB5
PWM_-24V
FB5
POWER_14V
STB_5V
STB_3V3
SYS_3V3
VCC12
POWER_14V
SYS_OP_12V
-24V
STB_5V
POWER_14V
STB_5V STB_MCU_3.3V
SYS_EAR_5V
POWER_14V
STB_5V
STB_BT_3V3
POWER_FRQ1
8
POWER_FRQ2
8
PCON
2
DC_Freq_cn
PCON
2
BT_POWER_SW
7
R297
22K/1%
R298
220K
C2
0.1uF/16V/X7R
TM3
C3
10uF/10V/X5R
R372 300Ω/±1%
C258
0.1uF/50V/X7R
L5
1uH/2.7A
CE267
1uF/35V/X5R
R32 20
R293
100K/1%
+
22uF/50V
CE2
R335 300Ω/±1%
D2
BAT54S
1
3
2
R358 NC/100
C13
0.1uF/50V/X7R
C27
0.1uF/50V/X7R
C9
0.01uF/50V/X7R
+
47uF/16V
CE21
TM1
+
220uF35V
CE19
C285
0.01uF/50V/X7R
R353 1K
R10
6.8K/1%
R291 4.7K
TM2
C12
100nF
+
100uF/16V
CE272
+
CE20 100uF/16V/SM D
TM4
R327
47K
R371
0
C262
0.1uF/16V/X7R
R295
3.74K/1%
R27 NC/0
Q25
NPN_3DG3904M
C281
0.01uF/50V/X7R
C11
10uF/25V
C8
100pF/50V/NP0
C6
330pF/50V/X7R
R25 0
C260 10uF/10V/X5R
U1
MP1605
EN
5
GND
2
FB
1
OUT
6
VIN
3
SW
4
ZD3
MM3Z5V1/5.1V
R330 2.2
R294
75K/1%
U25
TPS54335
BOOT
1
VIN
2
PH
3
GND
4
VSENSE
5
COMP
6
EN
7
RT
8
GND
9
CE269
1uF/35V/X5R
C16
0.01uF/50V/X7R
R323
47K
R3
43.2K/1%
C267
100nF/25V/X5R
U28
SGM2202-ADJ
VIN
1
GND
2
EN
3
ADJ
4
BP
5
VOUT
6
C257
120pF/50V/NP0
FB27
60/3A
C259
0.012uF/50V/X7R
R302 100K
C4
0.1uF/16V/X7R
R7 10
C24 0.1uF/50V/X7R
R346 300Ω/±1%
C7
100pF/50V/NP0
C28
0.1uF/50V/X7R
CE1
1uF/35V/X5R
C29 0.1uF/50V/X7R
C254
0.1uF/50V/X7R
C283
10uF/10V/X5R
U3
SGM2202-ADJ
VIN
1
GND
2
EN
3
ADJ
4
BP
5
VOUT
6
VFD_14V
ZD1
ZMM27/27V
D1
BAT54S
1
3
2
R332
18K/1%
U27
SGM2202-ADJ
VIN
1
GND
2
EN
3
ADJ
4
BP
5
VOUT
6
R301
200K/1%
C282
0.1uF/50V/X7R
R24
15K
R334
13K/1%
R1 100K
C256 0.1uF/16V/X7R
R9
47K
R333
43KΩ/±1%
C284
100nF/25V/X5R
R6
15K/1%
C10
10UF/6.3V/X5R
C264
10uF/10V/X5R
C253
0.1uF/50V/X7R
C255 0.1uF/16V/ X7R
L1
1uH/2.7A
R352 1K
C263
0.1uF/16V/X7R
R331
100K/1%
R300
43.2K/1%
XP1
6PIN/2.0mm
1
1
2
2
3
3
4
4
5
5
6
6
R292
10K
R4
8.2K/1%
C5
0.1uF/50V/X7R
C14
10uF/25V
C252
0.1uF/16V/X7R
U26
MP1605
EN
5
GND
2
FB
1
OUT
6
VIN
3
SW
4
ZD2
ZMM27/27V
C280
100nF/25V/X5R
R5 10K
R29 0
C261 1uF/50V/X5R
+
100uF/16V
CE271
C286
0.1uF/50V/X7R
Q8
NPN_3DG3904M
R296
120K/1%
L4 10uH/3A
U2
SMG2036ADJ
VIN
1
ADJ/SENSE
4
EN
3
VOUT
5
GND
2
R299
43K
C265
10uF/10V/X5R
FB28
60/3A
R8
91KΩ/1%
C1
10uF/10V/X5R
R354 100
R2
200K/1%
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
9