Yamaha Portatone YPT-300 Instrukcja serwisowa - Strona 6
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TOUCH RESPONSE
61L
61H
(C1~B3)
CN4
CN3
(12P)
(12P)
SW1-36
CN5
(7P)
CN833
CN832
DMLCD
(7P)
(5P)
13-15
7,9-15
DECODER
DECODER
IC831
74LV138A
74LV138A
(16P)
16
1-3,5
16
1-3,6
IC832
(16P)
+3.3D
124-127
18-23,
25-30
39,117
15,46,89,119
+2.5V
+5D
24,47,66,90,120
+3.3D
5
IC302
RESET
4
16
SWL01
(5P)
+3.6V 50ms
YMW767-VT
IC301
40,42-44
XI
12
16.9344MHz
(128P)
Crystal SMD-49
13
XO
F Tolerance±100PPM
X301
67,68,123
/UWR
70-76,78-86
/CAS
91-103,105-108,110-114
+3.3D
/LWR
MD00-15
MA01-22
14
OR
MD00-15
MD00-15
74LV32A
MA01-09
MA01-18
IC204
(14P)
4M
4M
DRAM
FLASH
ROM
/LUAS
IC203
IC202
PROG/WAVE
/LCAS
(44P)
(48P)
30,31
1,5,22
12
37,47
12
+3.3D
(C4~C6)
PC0-5,PD0-5
SW37-61
CN1
CN2
(12P)
(5P)
CN831
CN631
(12P)
(9P)
+5D
IC701 (80P)
RXD0
LCD
33
TXD0
DRIVER
SCLK
PF0
36,38-46
PA0-PA7
RS
35,36,
ENB
PB0-PB7
57-64
PA0-PA7
48-55
+5A1
+5A2
IC431 (16P)
IC432 (8P)
SDO
SYSCK
8
14
BCLK
24bit
2,3
BUFFER/
WCLK
11,12
1-4
DAC
9,10
LPF
6,5
AK4385ET
fc=27KHz
5
34
IRQ0(Power SS)
117
PF0(Power Select)
IC132 (3P)
MD00-15
REGULATOR
MA01-22
+2.5V
+2.5V
MASK
REGULATOR
64M
+3.3D
+3.3V
ROM
IC131 (3P)
IC201
+5D
(48P)
+5A1
37,47
+5A2
MIDI
SUSTAIN
IN
OUT
3
1
3
1
4
4
5
5
2
2
JK601
JK602
JK603
SW MATRIX
MIDI I / F
SW501-525
IC601
TR601,602
CN601
CN501
(9P)
(16P)
CN531
(16P)
PNAM
LCD
DISPLAY
BACK LIGHT
LED: 2PCS(ORANGE)
CN102
(2P)
Lch
1
Rch
7
VR401
CN402
CN401
MASTER
CN131
(5P)
(5P)
VOLUME
(11P)
PNAM
3/3
+5V
CN103
(11P)
PNAM
2/3
CN404
CN502
(10P)
CN503
1/3
(10P)
CN403
SW MATRIX
SW526-537
POWER AMP
L
L
11
BA5417
5
R
12
R
3
IC401
(15P)
4
JK401
+B
IC101
(3P)
REGULATOR
+5V
+5V
STANDBY/ON
IRQ0(Power SS)
CN101
SW101
PF0(Power Select)
POWER SUPPLY
SELECTOR
TR101,102
28CA1-8834545
(2P)
SPEAKER R
4Ω 12cm
SPEAKER L
4Ω 12cm
(2P)
PHONES /
OUTPUT
(8P)
+
BATTERY
–
1.5V x 6
(3P)
AA-size,SUM-3,R6 batteries
DC IN 12V
AC adaptor
PA-3B/PA-3C
JK101