Rotel RB-2000 Service Seite 11

Schematic Diagram
Schaltungsschema
Diagramme schématique
Schematic
+b2
PROTECTION CIRCU
770911210 Screw, 8 x 70mm, PT Mtg
770402211 Nut, M8, Hex, PT Mtg
770500031 Fiat Washer, ¢9 x $18 x
t1.6, PT Mtg
770500030 Spring Washer, $8.2 x
$15.4 x t2, PT Mtg
770402210 Nut, M5, Hex, Power
Supply Chassis Mtg
770500029 Spring Washer, 65, Power
Supply Chassis Mtg
770500033 Flat Washer, 65, Power
Supply Chassis Mtg
770911209 Screw, 6 x 40mm, Handle
Mtg
770402204 Nut, M6, Hex, Handle Mtg
770500012 Spring, 66, Handle Mtg
762213006 Screw, 3 x 6mm, Oval
Countersunk, Tap-tight
705213004 Screw, 3 x 4mm, Binding
Head
766213006 Screw, 3 x 6mm, Tap-tight
766223008 Screw, 3 x 8mm, Tap-tight
(BLZ)
725223008 Screw, 3 x 8mm, Tapping
{1 (BLZ), Speaker
Terminal Mtg
770911166 Screw, 3 x 8mm, Flat
Head (BLZ)
766213012 Screw, 3 x 12mm, Tap-
tight
766213010 Screw, 3 x 10mm, Tap-
tight
766213020 Screw, 3 x 20mm, Tap-
tight
766223012 Screw, 3 x 12mm, Tap-
tight (BLZ)
765214008 Screw, 3 x 8mm, Tap-
tight
765214020 Screw, 4 x 20mm, Tap-
tight
765214012 Screw, 4 x 12mm, Tap-
tight (BLZ)
762213008 Screw, 3 x 8mm, Tap-
tight, Oval Countersunk
Head
770500003 ~Flat Washer, $3
770500010 Spring Washer, ¢3
770500014 Teethed Washer, 43
770500002 Flat Washer, 4 (BLZ)
770402201 Nut, M3, Hex
770911144 Nut, M3, Square,
Transistor Mtg
992001111 Collar, $3, Transistor
Mtg
| [|
a5
|
K
R128 100
RR ae
Leg
Y
R129 68K
VR103 1KB
R201 82K
R207 W2.21
Qil4
2SA921
R202 82K
O
R105 15K
R107 15K
| as
100P
: 32
NO
Zz YO R118
ane
s_@) CX) 25C2337A
ia ae
2SC2337A
R208 180K
R125 1W10
) e
| 0102
2SC1980
x
s Lg ak
1.05V
OV 0.034v
1¢201
-6.3V 0,088V 7,58
HA 12002
Q104_ m7} Q106,107
SC1980 = > 2SC1885
19,5V 19,5V
vrio 100s | 7 C103 5P
Q116
1.9V (y
0105
Q110 - ey) -1,35V KX)
258605
eu -0.5V io
Ys
(y
5
2SC1913
53.7]
Q113
'
el UY, 152801980
Yew 8 Beats
ee
CaS 004
(y"
:
R148 V4.7
1) 2SA1007A
7
"5A
Q103 ASN
Azb4
2SC1913
R130 V8.2
RY 201 MY-4
R204
C101 300P- R102 56K
VR102 SKB
R123 ¥150 |R122 ¥150
SRIK-4 1WS560
LEFT INPUT
INPUT CAPACTOR DIRECT COUPLING
C005 @ 2.2
R116 3W15K
R205
ied
R127 V4.7 0,76V
R106 100
R112 390
R110 100
Q003
R135 ¥22
~0.16V d!4 2SA1007A
VALUES INSIDE C
WHEN THE RELAY
El
D102
V470 182472
R108 18K
28sc1980 S3S*
ax RIN17
w
R120 ¥470 R124 1w10
-b1
O
+b2
R118
s ! Q108 | Q@109
c.
oO
# MARKED RESISTOR IS 10W220 WHEN
220V OR 240V IS POWER SUPPLY VOLTAGE.
VALUES INSIDE OF ( ) ARE WHEN
THE RELAY IS CUT OFF,
1
R304 V8. 2K
Dg te
[|
©
3
R 301 R302
RIW9-VR102 C105 RIGHT INPUT
INPUT CAPACITOR DIRECT COUPLING
sowie #*#10W10
THERMOSTAT 4 7
S4 oe G [
INRUSH [ABSORBER CURCUIT
93 Tx 264)
==
O
RT
AT) Rh
Oe et eee
@ C006 2.2