Yamaha PSR-S750, Руководство по обслуживанию

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25
PSR-S750/PSR-S950
PIN
NO.
I/O
OUTER
NO.
NAME FUNCTION
PIN
NO.
I/O
OUTER
NO.
NAME FUNCTION
HPDQM0
HPDQM1
HPDQM3
HPD23
PTX6/CS6A/CE2B
D15
D7
D14
VSS
VSS
HPA7
HPA15
HPA16
HPDQM2
D6
D13
D5
D12
VSS
VSS
HPA2
HPA12
HPA13
HPA14
D4
D11
D10
D2
VSS
VSS
VSS
VCCQ
VCCQ
VCCQ
VCCQ
VSS
VSS
VSS
VCCQ
VCCQ
VCCQ
VCCQ
VSS
VSS
VSS
HPA9
HPA8
HPA10
HPA11
D9
D1
D8
WE1/WE
A25/PTE7
A15
A21
A3
A11
A9
A5
IOIS16/PTC5
D31/HPD47
D27/HPD43
D26/HPD42
D24/HPD40
HPD0
HPD4
HPD9
HPD7
HPDQM7/PTC4
HPA4
HPA5
HPA6
HPCLK
D0
V22
V23
V24
V25
W1
W2
W3
W4
W5
W21
W22
W23
W24
W25
Y1
Y2
Y3
Y4
Y5
Y21
Y22
Y23
Y24
Y25
AA1
AA2
AA3
AA4
AA5
AA6
AA7
AA8
AA9
AA10
AA11
AA12
AA13
AA14
AA15
AA16
AA17
AA18
AA19
AA20
AA21
AA22
AA23
AA24
AA25
AB1
AB2
AB3
AB4
AB5
AB6
AB7
AB8
AB9
AB10
AB11
AB12
AB13
AB14
AB15
AB16
AB17
AB18
AB19
AB20
AB21
AB22
AB23
AB24
AB25
AC1
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
SDRAM interface lower LL side data mask
SDRAM interface lower LU side data mask
SDRAM interface lower UU side data mask
SDRAM lower data bus
Port/chip select/PCMCIA card select
Data bus
Data bus
Data bus
Ground
Ground
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface lower UL side data mask
Data bus
Data bus
Data bus
Data bus
Ground
Ground
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface address bus
Data bus
Data bus
Data bus
Data bus
Ground
Ground
Ground
I/O power supply (3.3V)
I/O power supply (3.3V)
I/O power supply (3.3V)
I/O power supply (3.3V)
Ground
Ground
Ground
I/O power supply (3.3V)
I/O power supply (3.3V)
I/O power supply (3.3V)
I/O power supply (3.3V)
Ground
Ground
Ground
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface address bus
Data bus
Data bus
Data bus
D15 to D8 write/PCMCIA memory write
Address bus/port
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
PCMCIA-IF 16 bits/port
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM interface upper UU side data mask/port
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface address bus
SDRAM interface synchronous clock
Data bus
O
O
O
I/O
I/O
I/O
I/O
I/O
-
-
O
O
O
O
I/O
I/O
I/O
I/O
-
-
O
O
O
O
I/O
I/O
I/O
I/O
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
O
O
O
O
I/O
I/O
I/O
O
I/O
O
O
O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
I/O
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
CS0
RD
WE3/ICIOWR
A23/PTE5
A19
A18
A13
A7
A4
A0
PTC7
D30/HPD46
D18/HPD34
D20/HPD36
D22/HPD38
HPD14
HPD12
HPD10
HPD8
HPDQM6/PTC3
HPRAS
HPCS3
HPA1
HPA3
VSS
VSS
WE0
MD3
A22/PTE4
A17
A14
A10
A6
A1
CS5A/CE2A
PTE0/IRQ4/BS
D17/HPD33
D28/HPD44
D21/HPD37
D23/HPD39
HPD1
HPD2
HPD11
HPD6
HPDQM5/PTC2
HPCAS
HPCS2
VSS
VSS
VSS
VSS
WE2/ICIORD
A24/PTE6
A20
A16
A12
A8
A2
CKO
PTE0/IRQ5
D16/HPD32
D29/HPD45
D19/HPD35
D25/HPD41
HPCLKD
HPD15
HPD13
HPD3
HPD5
HPDQM4/PTC0
HPRDWR
HPCKE
VSS
VSS
AC2
AC3
AC4
AC5
AC6
AC7
AC8
AC9
AC10
AC11
AC12
AC13
AC14
AC15
AC16
AC17
AC18
AC19
AC20
AC21
AC22
AC23
AC24
AC25
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD23
AD24
AD25
AE1
AE2
AE3
AE4
AE5
AE6
AE7
AE8
AE9
AE10
AE11
AE12
AE13
AE14
AE15
AE16
AE17
AE18
AE19
AE20
AE21
AE22
AE23
AE24
AE25
Chip select
Read signal
D31 to D24 write/PCMCIA IO write
Address bus/port
Address bus
Address bus
Address bus
Address bus
Address bus
Address bus
Port
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM interface upper UL side data mask
SDRAM interface row address
SDRAM interface chip select
SDRAM interface address bus
SDRAM interface address bus
Ground
Ground
D7 to D0 write
Data bus width set
Address bus/port
Address bus
Address bus
Address bus
Address bus
Address bus
Chip select/PCMCIA card select
Port/interrupt request/bus start
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM interface upper LU side data mask/port
SDRAM interface column address
SDRAM interface chip select
Ground
Ground
Ground
Ground
D23 to D16 write/PCMCIA IO read
Address bus/port
Address bus
Address bus
Address bus
Address bus
Address bus
System clock
Port/interrupt request
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
Upper data bus/SDRAM upper data bus
SDRAM interface synchronous clock
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM lower data bus
SDRAM interface upper LL side data bus/port
SDRAM interface read/write
SDRAM interface clock enable
Ground
Ground
O
O
O
I/O
O
O
O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
-
-
O
I
I/O
O
O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
-
-
-
-
O
I/O
O
O
O
O
O
O
I/O
I/O
I/O
I/O
I/O
O
I/O
I/O
I/O
I/O
I/O
O
O
-
-