Top View - Denon DVD-5900 Service Manual

QQ
3 7 63 1515 0
SN74AHCT273PW (MA: IC107)
CLR 20
1
Q1 2 19
18
D1 3
17
D2 4
Q2 16
5
Q3 15
6
D3
7 14
D4 8 13
12
Q4 9
10 11
GND
STR-F6652 (PO: IC901)
4
FRONT
Start
VIEW
Reg.
T.S.D
TE
L 13942296513
www
.
http://www.xiaoyu163.com
Truth Table
Vcc
Input
Q8
D8 CLR D CK
D7
X
L X
Q7
H L
Q6
H H
D6
X
D5 H
Q5
X: Don't Care
CK
Vin
DRV.REC=8.6V
O.V.P
DRV
Latch
Vth1=0.73±0.05V
+
OCP/FB comp.
OSC
Vth2=1.3~1.6V
+
INH comp.
Tth(min)=1m S
4700pF
TOFF=50m S typ.
GND
5
x ao
y
i
http://www.xiaoyu163.com
8
Output
Function
Q
Clear
L
¾
L
¾
H
No change
Qn
3 Drain
360ohm
Rg1
47ohm
2 Source
BA7660FS (SC: IC856)
1 OCP/FB
(Europe model only)
1.35mA
MUTE
Q Q
3 6 7 1 3
Iconst trm.
u163
.
93
DVD-5900/DVD-A11
µ
2 9 9 4 2 8
µPD4721GS (AD: IC307)
V
DD 1 20
C +
2 19
1
V 3
18
CC
C -
4 17
1
C +
5 5 16
C -
6 15
5
300ohm
D 7 14
IN1
300ohm
D
8 13
IN2
R 12
9
OUT1
5.5kohm
R
10 11
OUT2
5.5kohm
PC123 (PO: IC902,903)

TOP VIEW

ANODE COLLECTOR
CATHODE EMITTER
1
2 6dB
75ohm
INA
3
GND
1 5 0 5 8 2 9 9 4
INB 4 6dB
75ohm
GND 5
6
N.C.
INC 7 6dB
75ohm
8
GND
m
co
93
9 9
C +
4
GND
C -
4
V
SS
STBY
V
CHA
D
OUT1
D
OUT2
R
IN1
R
IN2
16
V
CC
15 OUTA1
14 OUTA2
2 8 9 9
13 OUTB1
12
OUTB2
11 N.C.
OUTC1
10
9 OUTC2