Marantz PM7000/N1B Service Manual page 12

MAIN CIRCUIT
1251 E 1 1258 E21 2254 H 3 2262 H 7 2270 I17 2278 K15 3253 B 2
1252 J19 1258 E20 2255 C 4 2263 E 8 2271 C17 2279 L15 3254 H 2
1253 J20 1259 H21 2256 H 4 2264 J 8 2272 H17 2280 K16 3255 B 2
1254 F21 1261 C21 2257 C 5 2265 A 8 2273 E19 2281 K16 3256 G 2
1255 C20 1262 E21 2258 H 5 2266 F 8 2274 D19 2282 K17 3257 B 3
1256 E20 2251 B 2 2259 F 6 2267 C 9 2275 C19 2283 A15 3258 H 3
1257 D21 2252 G 2 2260 K 6 2268 H 9 2276 F19 3251 D 1 3259 D 4
1257 D20 2253 B 3 2261 B 7 2269 D17 2277 K15 3252 F 1 3260 J 4
1 2 3 4
A
3265
220R
3261
220R
7251 7253
B
2SC2240 2SC2240
3255
2251
1k
47u 25V
LG LG LG
C
LG
7255
2SC2240
D
3251
T001
10R
p LG
1251
E T002
1
T003 LEFT
LG
2
T004
3
T005 RG RIGHT
4
From
TONE
F
3252
T006
10R
3266
p RG
220R
3262
220R
G
7252 7254
2SC2240 2SC2240
3256
2252
1k
47u 25V
H
RG RG RG
RG
I
7256
2SC2240
J
K
L
3139 118 89970 dd wk921
1 2 3 4
3261 B 3 3269 A 4 3277 C 6 3285 E 6 3293 A 7 3301 C 8 3311 C 8
3262 G 3 3270 F 4 3278 H 6 3286 K 6 3294 F 7 3302 H 8 3312 I 8
3263 A 3 3271 C 4 3279 D 6 3287 D 7 3295 E 8 3303 B 8 3313 C10
3264 G 3 3272 H 4 3280 J 6 3288 J 7 3296 J 8 3304 H 8 3314 I10
3265 A 3 3273 D 5 3281 D 6 3289 C 7 3297 A 8 3305 B 8 3315 B10
3266 G 3 3274 J 5 3282 J 6 3290 H 7 3298 F 8 3306 G 8 3316 G10
3267 A 3 3275 C 5 3283 A 6 3291 B 7 3299 C 8 3309 D 8 3317 C10
3268 F 3 3276 I 5 3284 F 6 3292 H 7 3300 I 8 3310 I 8 3318 H10
5 6 7 8 9
3297
+VB
10R
p
7265
2SA1360
7257 7259
2SA970 2SA970
7267
2SC3419
LG
2257 3277
7261
220R #
2SC2240
470p # 2.2n*
680E*
*
7263
2SC3423
*
*
3295
-VB
10R
3285
p
27k
2259
3298
#
10p 4.7p*
+VB
10R
p
7266
2SA1360
7258 7260
2SA970 2SA970
7268
2SC3419
RG
2258 3278
7262
220R #
2SC2240
470p # 2.2n*
680E*
*
7264
2SC3423
*
*
3296
-VB 3369
10R
3286
p
27k
2260
10p # 4.7p*
5 6 7 8 9
15
3319 B10 3327 C12 3335 C13 3343 C14 3351 C16 3360 K16 5269 F18
3320 H10 3328 I12 3336 H13 3344 I14 3352 H16 3361 L16 5270 H18
3321 C11 3329 C12 3337 C13 3345 A15 3353 D17 3362 K16 5351 C16
3322 H11 3330 H12 3338 H13 3346 B15 3354 I17 3364 K17 5352 H16
3323 B11 3331 B12 3339 B14 3347 B15 3355 H17 3365 J15 6251 D 4
3324 G11 3332 G12 3340 G14 3348 B15 3356 G17 3369 J 9 6252 J 4
3325 C11 3333 B12 3341 C14 3349 C15 3357 J15 3370 J 9 6253 D 4
3326 H11 3334 G12 3342 H14 3350 H15 3358 K15 5268 D18 6254 I 4
10 11 12 13
MAIN
6275
BAV21
3333
3315
7277 7285
7273 10R
100R 2SC4793 2SC5198
BF422
2SC5242
3323
3331 7281
47R #
2SC5198
10R *
2SC5242
T009
T007
T008
3329 7279
3321
2SA1941 #
10R
47R 2SA1962 *
3313
3327
7271
100R 7275 7283
BF423
10R
2SA1837
2SA1941
2SA1962
6273
BAV21
p
6276
BAV21
3334
3316
7278 7286
7274 10R
100R 2SC4793 2SC5198
BF422
2SC5242
3324
3332 7282
#
47R 2SC5198
10R *
2SC5242
T015
T013
T014
3330 7280
3322
2SA1941 #
10R
2SA1962 *
47R
3314
3328
7272
100R 7276 7284
BF423 10R
2SA1837 2SA1941
2SA1962
6274
BAV21
* *
3370
CLASS_A
1k 1k
# FOR PM7000 ONLY
* FOR PM8000 ONLY
10 11 12 13
6255 D 5 6263 A 6 6271 B10 6279 F18 7256 I 4 7264 I 7
6256 I 5 6264 G 6 6272 G10 6280 D18 7257 B 5 7265 B 7
6257 B 5 6265 C10 6273 D10 6281 I18 7258 G 5 7266 G 7
6258 G 5 6266 I10 6274 I10 7251 B 3 7259 B 6 7267 C 9
6259 A 5 6267 C10 6275 A10 7252 G 3 7260 G 6 7268 H 9
6260 F 5 6268 H10 6276 G10 7253 B 5 7261 C 6 7269 D 9
6261 D 6 6269 B10 6277 C14 7254 G 5 7262 H 6 7270 J 9
6262 I 6 6270 H10 6278 H14 7255 D 4 7263 D 7 7271 C10
14 15 16 17
+B
+B
7289
2SA970
#
*
3339
7287
1k
2SC2240
1/4W
3351
220R
1/4W
T011 5351 T012 6
45X6
T010
1
# p
*
4
-B
VB24MBU
5268
p
SPK_1
6280
1N4148
6
1
4
VB24MBU
5269
SPK_2
6279
1N4148
+B
3356
8
# 330R
*
6
3340
3355
7288 5
1k
2SC2240
330R
1/4W
3
3352
220R
2
1/4W
T017 5352 T018
45X6
MR62-24SR
T016
5270
6281
+24V
1N4148
#
p
*
-B
p
3365
100k
3357
47k
TA7317P
7290
3364
22k
pp
1W
pp
pp pp
pp
pp pp
14 15 16 17
16
7272 I10 7280 H13 7288 H15
7273 B10 7281 B13 7289 B16
7274 G10 7282 G13 7290 J15
7275 D11 7283 D13 9297 B 8
7276 I11 7284 I13 9298 G 8
7277 B11 7285 B13
7278 G11 7286 G13
7279 C13 7287 B15
18 19 20 21
A
B
SYSTEM LEFT
1255 1261
SPK 1
5 T019
4 2
C
T020
1 1
0009
2 3
3
p
p T021 2
3
5
SPK 2
D
p
p
1257 1257
p
1258 1258
p
1256 1262
SPK 1
5 T022 3 1
E
T023
2 2
0008
2 4
3
p
p T024
1
3
SPK 2
5
F
p
p
SYSTEM RIGHT
1254
+VB T032
1
+B T033
2
T034
3
-B p T035
G
4
-VB T036
7 PH R 5
From
POWER
4 PH L
H
1 1259
T025
1
T026
2
-PWD T027
3
SPK_1 T028
4
SPK_2
T029
5
+24V T030
6
I
CLASS_A T031
7
From
SPK SW
J
1252 1253
T044 T037 +VB
+VB
7 1
T045 T038 -VB
6 -VB 2
T046 T039
5 3
PG
pp T047 T040 p
4 4
RLY
K
T048 T041 -PWD
3
-PWD 5
T049 T042
2 -S/C 6
T050 T043
1 DC 7
L
18 19 20 21