RAM 2000 Service Manual - page 12
1
2
3
4
5
6
78
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
R
267
10k
R
268
10k
R
281
10k
R
256
10k
C
142
100p/50V
C
127
100p/50V
Gs
C
C
116
10u/50V
C
115
10u/50V
R3
10k
Gs
C
R
234
47k
Gs
C
+1
5
G1
C
R
479
150k
R
459
330R
R
456
1k
8
R
455
100k
R
454
15k
R1
2
0R
33/4W
R1
1
0R33/4W
C
219
10u/35V
D
118
BA
S8
5
D120
MURS160T3
Q
156
5551
Q
155
5401
Q1
9
M
JE
15033
Q1
5 MJW21195
Q1
6 MJW21195
G1
C
R
520
39k
R
516
2k
R
494
330R
R
495
1k
8
R1
4
0R33/4W
R1
5
0R33/4W
R
493
100k
R
492
15k
C231
10u/35V
D151
MURS160T3
Q
170
5401
Q2
3
M
JE
15032
Q2
4
MJW21196
Q2
6
MJW21196
Q
169
5551
D
145
BA
S8
5
3
2
1
8
4
U
21A
5532
C
174
47u/16V
G1
C
D
135
1N
4148
R
378
3k
01
R
396
12k
RV
1
500R
R
379
20k
+1
5
R
403
620R
D8
4
1N
4148
D7
8
1N
4148
R
384
20k
-1
5
Q
162
MMB
T
A
42
Q
182
MMB
T
A
92
R
503
12k
M+
Q1
8
M
JF
15030
G1
C
+1
5
R
480
2k
R
470
39k
C
221
2n2/100V
Q
158
5401
R1
3
0R
33/4W
Q1
7 MJW21195
R
519
150k
G1
C
C
236
2n2/100V
Q
172
5551
R1
6
0R
33/4W
Q2
5
MJW21196
1
2
J30
IN
.C
C
125
100n/100V
C
123
220n/50V
C
126
100n/100V
5
6
7
U
21B
5532
R
241
47k
Gs
C
R2801k5
R279475R
Gs
C
R
261
1k
5
C
129
470p/50V
R
247
15k
NTC Sense
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
J21
Ad
ap
t O
ut
+1
5
-1
5
G1
5
OUT
C
OUT
C
IOUT
+C
IOUT
-C
TE
M
P_A
IN
C
S5
B
GCD
R278NC
26dB
32dB
38dB
R
230
20k
C
130
100p/50V
Gs
C
3
2
1
8
4
U
18A
5532
R
262
4k
7
Gs
C
R
269
1k
5
C
136
100u/16V
R
263
1k
C
140
470p/50V
R
288
12k
R273
100R
GC
3
2
4
8
5
1
7
11
6
U
20A
L
M
13700M
R
272
100R
GC
R
271
39k
+1
5
R
249
15k
C
124
10p/100V
5
6
7
U
18B
5532
R
235
15k
Gs
C
C
135
22p/50V
R
299
3k
3
+1
5
Q
100
5551
Q9
5
5401
R
250
7k
5
R
244
1k
GC
C
137
470p/50V
Q9
3
5551
Q9
2
5551
R
236
1k
5
R
243
1k
5
-1
5
Q9
8
5401
+1
5
D3
D
LEDC
R
287
20k
R
270
390k
C132
10u/35V
-1
5
8
9
S7
H
SW
CD
7
10
S7
G
SW
CD
6
11
S7F
SWCD
M-
FB
KC
LIMC
LIMC
ERRORC
3
2
1
8
4
U
19A
L
M
393
R
257
10k
+1
5
R
251
4k
7
R
275
1k
5
D3
B
LEDC
GC
R
274
10k
D
48
1N
4148
C
122
100n/100V
GC
5
6
7
U
19B
L
M
393
R
246
2k
R
253
4k
7
RMSLi
m
LIMC
D3
C
LEDC
R
131
47k
R
130
15k
Ga
da
p
ERRORC
R
242
300k
OUT
C
TE
M
P_I
N
C
R
286
3k
3
C
138
10u/16V
R
240
470k
R
277
75k
GC
-1
5
Q9
9
5401
R
255
1k
5
C
128
10u/16V
GC
D3
A
LEDC
GC
R
232
3k
3
GC
+15U
5
-15U
5
+15U
6
-15U
6
+1
5
R
294
100R
C
143
47u/16V
-1
5
R
248
100R
C
134
47u/16V
GC
+15U
5
-15U
5
+1
5
R
282
100R
C
131
47u/16V
-1
5
R
231
100R
C
117
47u/16V
GC
+15U
6
-15U
6
C
133
10u/35V
C
120
10u/35V
GC
GC
+1
5
-1
5
R
180
10k
Q7
8
5551
-1
5
R
164
10k
+1
5
SI
GNA
L_
IN
C
Q
102
5551
R
258
47k
-1
5
+1
5
R
237
3k
3
GC
R
245
82k
5
+1
5
BRIDGEC
CLIP
_I
NC
V
OUT
_C
IOUT
_C
TE
M
PA
_C
CLIP
_C
SI
GNA
L_
C
TE
M
P_C
INC-
INC+
+1
5
R
298
100R
C
139
47u/16V
-1
5
R
297
100R
C
148
47u/16V
GD
+15O
TA
2
-15O
TA
2
+15O
TA2
-15OTA2
Ga
da
p
CLIP
_I
NC
TE
M
P_I
N
C
TE
M
P_A
IN
C
IOUT
+C
IOUT
-C
OUT
C
1
2
3
J18
Ad
ap
t I
n 4
1
2 3
J17
Ad
ap
t I
n 1
1
2
3
J9
Ad
ap
t I
n 3
1
2
J12
Ad
ap
t I
n 2
SI
GNA
L_
IN
C
Ga
da
p
Ga
da
p
Ga
da
p
t
RT2 NTC 10k
G1
C
M+
D
47
1N
4148
R
238
20k
GC
Q9
6
5551
GC
R
239
47k
R
266
10k
Q
103
5401
R
259
100k
+1
5
R
293
3k
92
-1
5
R
302
39k
D5
5
1N
4148
R
252
1M
R
265
1M
-1
5
D
49
1N
4148
Q
106
MP
SA
13
+1
5
D
54
1N
4148
R
292
100k
-1
5
D5
0
1N
4148
Q
101
MP
SA
13
+1
5
R
291
2k
7
D
51
1N
4148
Gs
C
D5
3
1N
4148
R
290
100R
R
264
475R
R
289
47k
Q
104
5401
Q
105
MP
SA
13
R
296
100k
GC
R
295
680R
GC
+1
5
LIMC
MSC
MC
MC
MSC
D5
2
1N
4148
C
119
100p/50V
C
121
100u/16V
T1C
T2C
T3C
T4C
T5C
T6C
T7C
T8C
T9C
T10C
T11C
T12C
T14C
T16C
T18C
T19C
T20C
T21C
T22C
T24C
T27C
T28C
R
233
4k
7
GC
B
C
E
Q9
4
SST
11
1
+1
5
R
283
3k
3
C
114
nc
C
118
nc
C
141
nc
R
284
47k
LIMC2
-1
5
LIMC2
C
144
470n/50V
RAM Audio - S
S
3004 - S
4
004- S
4
044
Channel C S
chemat
ic
Sh
eet 4 of 8
DW
G No: Ch
an
ne
l C.Sch
DRAWN
DESI
G
N
REPL
ACE
REPL
. BY
Q2
1
IRFI1310N
R
483
15k
R
472
47R
R
477
10k
R
465
3k
92
R
478
2k
R
482
10k
R490 47k
R
484
47k
R
487
100k
R489 47k
R
488
10k
Q
166
5551
Q
160
5551
Q
165
5551
Q
157
5401
Q
161
5401
D
131
15V
D
141
12V
D
140
1N
4148
D
138
1N
4148
D
139
1N
4148
D
130
1N
4148
D
142
1N
4148
D
137
1N
4148
D
143
1N
4148
C
214
22u/16V
C
222
27p/100V
C
220
1n/100V
+V
2A
C
+V
1A
C
R
453
1R
/1W
D
119
FF
PF
30U
60S
C
208
100n/100V
+V
2A
C
OUT
C
C
217
100p/100V
Q2
8
IRFI1310N
Q
183
5551
Q
176
5551
Q
179
5551
Q
178
5401
R
527
15k
R
510
47R
R
515
7k
5
R
525
3k
92
R
514
10k
R
523
10k
R522 47k
R524 47k
R
517
47k
R
513
10k
D
162
12V
D
167
15V
D
166
12V
D
161
1N
4148
D
154
1N
4148
D
153
1N
4148
D
165
1N
4148
D
164
1N
4148
C
239
22u/16V
C
230
27p/100V
C
232
1n/100V
Q
184
5401
R
518
NC
-V
1A
C
R
491
1R
/1W
D
144
FF
PF
30U
60S
C
223
100n/100V
OUT
C
C
235
100p/100V
-V
2A
C
Q
153
PZ
T2222A
Q
168
PZ
T2907A
R
461
75R
R
486
75R
R
467
4R
7/1W
R
473
22R
/1W
C
210
470p/50V
C
215
470p/50V
C
216
33n/100V
R
481
220R
R
485
10R
/1W
D
122
1N
4148
D
136
1N
4148
D
127
M
U
R
S160T3
R
512
220R
R
521
10R
/1W
D
152
M
U
R
S160T3
D
150
1N
4148
D
155
1N
4148
C
209
100p/50V
R
474
100R
C
224
100n/100V
R
498
100R
C
233
100n/100V
G1
C
-1
5
Q2
2
M
JF
15031
R
389
475R