Μpd4721Gs (Pd: Ic511); Str-F6674 (Pd: Ic901); Pc123 (Pd: Ic902) - Denon DVD-2900 Service Manual
Dvd audio-video/ super audio cd player
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Also See for DVD-2900:
- Operating instructions manual (186 pages) ,
- Setup manual (3 pages) ,
- Brochure & specs (2 pages)
Table of Contents
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µPD4721GS (PD: IC511)
QQ
3 7 63 1515 0
STR-F6674 (PD: IC901)
FRONT
VIEW
TE
L 13942296513
PC123 (PD: IC902)
TOP VIEW
ANODE
CATHODE
www
.
http://www.xiaoyu163.com
m
V
DD
1
C
+
2
1
V
3
CC
C
-
4
1
C
+
5
5
C
-
6
5
D
7
IN1
D
8
IN2
R
9
OUT1
R
10
OUT2
4
Vin
Start
O.V.P
Reg.
T.S.D
4700pF
COLLECTOR
EMITTER
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
Top View
(
)
C
+
20
4
GND
19
C
-
18
4
V
17
SS
STBY
16
V
15
CHA
300ohm
D
14
OUT1
300ohm
D
13
OUT2
R
12
IN1
5.5kohm
R
11
IN2
5.5kohm
DRV.REC=8.6V
DRV
Latch
Vth1=0.73±0.05V
Q Q
3
6 7
1 3
1 5
+
OCP/FB comp.
OSC
Vth2=1.3~1.6V
+
INH comp.
Tth(min)=1m S
TOFF=50m S typ.
5
GND
co
.
71
DVD-2900
9 4
2 8
3
Drain
Rg2
Rg1
47ohm
2
Source
1
OCP/FB
0 5
8
2 9
9 4
Rg2:
STR-F6632 360
ohm
STR-F6672 180
ohm
1.35mA
Iconst trm.
m
71
9 9
2 8
9 9
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