Pioneer SC-LX90 Service Manual page 225

Audio/video multi-channel amplifier
Table of Contents

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5
DRAM_A8
_CK
DRAM_CK#
DRAM_A10
DRAM_A6
DRAM_A4
SPI_VLD
57
56
55
54
53
52
DRAM_
VREFSSTL0
DRAM_A1
SPI_CH0
AS#
DRAM_BA1
SPI_D0
DRAM_A12
140
139
138
137
136
135
DRAM_A7
CS#
DRAM_CKE
DRAM_A9
DRAM_A5
SPI_CH1
SPI_D1
215
214
213
212
211
210
DRAM_RAS#
DRAM_BA0
DRAM_A0
DRAM_A2
SPI_SYNC
SPI_D3
Q31
282
281
280
279
278
277
DRAM_A3
Vdd_2p5
DRAM_A11
Vdd_2p5
Vdd_2p5
Q29
SPI_D7
341
340
339
338
337
336
Vdd_1p2
Vdd_1p2
Vdd_1p2
Vdd_1p2
Vdd_1p2
Vss
392
391
390
389
388
387
Vss
416
Vss
Vss
Vss
Vss
Vss
437
436
435
434
433
Vss
Vss
Vss
Vss
Vss
456
455
454
453
432
Vss
Vss
Vss
Vss
Vss
467
466
465
452
431
Vss
Vss
Vss
Vss
Vss
468
469
464
451
430
Vss
Vss
Vss
Vss
Vss
461
462
463
450
429
Vss
Vss
Vss
Vss
Vss
446
447
448
449
428
Vss
Vss
Vss
Vss
Vss
423
424
425
426
427
Vss
412
Vdd_1p2
Vdd_1p2
Vdd_1p2
Vdd_1p2
Vdd_1p2
Vss
366
367
368
369
370
371
Vdd_3p3
Vdd_3p3
VO1_RSET
VO1_VREF
VO0_P1
p3
VO0_P7
311
312
313
314
315
316
12
VO0_P5
VO0_P0
VO0_VLD
VO1_AVss
VO2_VREF
VO1_AVdd
248
249
250
251
252
253
VO2_AVdd
VO1_AVdd
VO1_AVdd
VO1_AVdd
9
_Y
VO0_P4
VO0_HS
_Y
_U
_V
177
178
179
180
181
182
VO1_AVss
VO1_AVss
VO1_AVss
VO2_AVss
8
VO0_P3
VO0_VS
_Y
_V
_U
_Y
98
99
100
101
102
103
VO0_P2
VO0_CLK
VO2_Y
6
VO1_Y
VO1_V
VO1_U
11
12
13
14
15
16
GND
NO USE
5
6
DRAM0_A[12:0]
T
2/6
DRAM0_BA[1:0]
V+3_3V
PB_
SPI_D4
SPI_CLK
PB_ALE
PB_AD5
PB_AD7
DMARQ
PB_CSB3
51
50
49
48
47
46
45
PB_
PB_
DMAACKB
IORDY
PB_AD0
SPI_D2
PB_CSB0
PB_AD6
PB_AD10
134
133
132
131
130
129
44
SPI_D5
PB_DIRB
PB_WRB
PB_AD3
PB_AD8
PB_A3
PB_AD1
209
208
207
206
205
128
43
PB_AD4
SPI_D6
PB_RDB
PB_CSB1
PB_AD11
PB_AD14
PB_A4
276
275
274
273
204
127
42
Vdd_2p5
PB_CSB2
PB_AD2
PB_AD13
PB_A0
PB_A1
PB_A7
335
334
333
272
203
126
41
Vss
Vss
Vdd_3p3
PB_A6
PB_A5
PB_A9
PB_AD15
386
385
332
271
202
125
40
Vss
PB_A14
Vss
PB_A2
PB_A10
PB_A11
PB_AD9
415
384
331
270
201
124
39
Vdd_1p2
PB_A13
Vdd_3p3
PB_AD12
PB_A12
PB_A15
383
330
269
200
123
38
Vdd_1p2
PB_A8
SF_DO
SF_DI
SF_CSB
SF_CLK
382
329
268
199
122
37
Vss
PCI_AD0
PCI_AD1
PCI_AD2
Vdd_3p3
PCI_AD3
381
328
267
198
121
36
Vdd_1p2
PCI_AD4
PCI_AD5
PCI_AD6
PCI_AD7
PCI_CBE0#
380
327
266
197
120
35
Vdd_1p2
Vdd_3p3
PCI_AD8
PCI_AD9
PCI_AD10
PCI_AD11
379
326
265
196
119
34
Vdd_1p2
PCI_AD15
PCI_CBE1#
PCI_AD12
PCI_AD13
PCI_AD14
378
325
264
195
118
33
PCI_TRDY#
PCI_STOP#
Vdd_3p3
PCI_PAR
PCI_DEVSEL#
Vss
377
324
263
194
117
32
PCI_FRAME#
Vdd_1p2
PCI_CBE2#
PCI_AD16
PCI_AD17
PCI_IRDY#
376
323
262
193
116
31
Vss
Vdd_1p2
PCI_AD18
PCI_AD19
PCI_AD20
PCI_AD22
PCI_AD21
414
375
322
261
192
115
30
PCI_IDSEL2#
PCI_IDSEL0#
Vss
Vss
PCI_IDSEL1#
PCI_AD23
PCI_CBE3#
413
374
321
260
191
114
29
Vss
Vss
Vdd_3p3
PCI_AD25
PCI_AD26
PCI_AD27
PCI_AD24
372
373
320
259
190
113
28
VO2_RSET
PCI_REQ2#
PCI_AD31
Vdd_3p3
PCI_AD28
PCI_AD29
PCI_AD30
317
318
319
258
189
112
27
PCI_REQ0
PCI_GNT2#
PCI_GNT0/
VO2_AVss
PCI_REQ1#
/GNT#
VO2_AVdd
PCI_GNT1#
REQ#
254
255
256
257
188
111
26
VO2_AVdd
SO0_SPDIF
VO2_AVdd
_V
NC
SO0_DATA3
PCI_INTA#
PCI_CLK
183
184
185
186
187
110
25
VO2_AVss
VO2_AVss
SO0_MCLK
NC
SO0_DATA2
SI_DATA
SI_LRCLK
_V
_U
104
105
106
107
108
109
24
SO0_DATA1
VO2_V
VO2_U
NC
SI_CLK
SO0_BCLK
SO0_LRCLK
17
18
19
20
21
22
23
1
TP7637
R7652
1/32W
8
7
NO USE
6
5
4
3
2
1
10K
RAB4CQ103J-T
GND
6
7
PB_CS2_L
T
PB_RD_L
2/6
PB_WR_L
PB_IORDY
TP7638
TP7639
TP7643
TP7644
TP7645
TP7646
V+3_3V
R7656
SS
1
2
56
R7655
SS
1
2
56
R7662
R7616
1
2
SS
SS
1
2
56
56
R7615
SS
1
2
56
TP7633
1
TP7632
1
TP7634
TP7636
1
1
TP7635
1
V+3_3V
RAB4CQ103J-T
R7653
1/32W
1
2
3
4
5
6
7
8
10K
RAB4CQ103J-T
R7654
1/32W
8
7
6
5
4
3
2
1
10K
SC-09TX
7
V+3_3V
TP7602
TP7604
TP7606
1
1
1
TP7601
TP7603
TP7605
TP7607
1
1
1
NO USE
CN7602
CKS4829- -TBB
ST
10
11
HN5
1
2
3
4
5
6
7
8
9
Substitutive symbol for Serial Flash IC
NO USE
IC7602
BA4560RF-TBB
A OUTPUT
V+
A-INPUT
B OUTPUT
A+INPUT
B-INPUT
B+INPUT
V-
ST
PB_AD[15:0]
PB_A[15:0]
PCI_AD[31:0]
PCI_CBE0_L
R7661
R7660
PCI_CBE1_L
R7658
1
2
SS
SS
1
2
56
PCI_STOP_L
56
SS
1
2
56
PCI_TRDY_L
PCI_DEVSEL_L
R7657
R7659
PCI_PAR
1
2
SS
SS
1
2
56
PCI_CBE2_L
56
PCI_FRAME_L
PCI_IRDY_L
PCI_CBE3_L
SO0
PCI
SO0
SO0
SO0
USB_PCI_GNT_L
T
3/6
ENET_PCI_GNT_L
USB_PCI_IDSEL
T
3/6
ENET_PCI_IDSEL
USB_PCI_REQ_L
R7666
1
2
SS
56
GND
T
3/6
ENET_PCI_REQ_L
8
A
1
GND
V+3_3V
B
NO USE
R7622
SS
1
2
ST
10K
R7623
1
2
SS
ST
10K
R7624
SS
2
1
10K
R7625
SS
10K
R7626
SS
10K
GND
C
T
2/6
T
3/6,4/6
T
D
3/6,4/6
T
5/6
E
T
4/6
T
4/6
T
4/6
F
T
1/6
79
8

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