Yamaha PORTATONE PSR E403 Руководство по эксплуатации - Страница 50
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A
B
C
PSR-E403 OVERALL CIRCUIT DIAGRAM (DMLCD, ENC, MVR, PNJK, PNPB, PNR, STB, TWL, TWR, 61H, 61L)
1
DMLCD
2
LCD
DRIVER
3
XX
4
SYSTEM RESET
5
XX
CPU
(USB)
6
7
8
9
PNPB
(VR 4/4)
PITCH BEND
28CC1-2001002843
10
PNPB
(VR 1/4)
B
A
11
ASSIGN
28CC1-2001002843
12
PSR-E403
A
B
C
D
E
F
G
XX
XX
XX
PC6
DRAM 4M
CPU
(SWL01T)
OR
ADC
OP AMP
DAC
DECODER
XX
A
OP AMP
from J-2
D
E
F
G
H
I
J
xx
MASK ROM 64M
PROG./WAVE
A
XX
to E-8
XX
XX
XX
XX
XX
FLASH ROM 4M
XX
REGULATOR +5V
REGULATOR +3.3V
REGULATOR +2.5V
DECODER
BYPASS CAPACITORS
28CC1-2001002838 2
xx
ENC
(VR 3/4)
CATEGORY
61H
(C4~C6)
28CC1-2001002843
MVR
(VR 2/4)
MASTER
VOLUME
28CC1-8822437
28CC1-2001002843
28CC1-8822436
H
I
J
K
L
M
PNR
(PNAM 2/6)
SONG
SONG
MEMORY(A)
STYLE
CATEGORY
CATEGORY
CLEAR
(+)
(-)
MEMORY
/STYLE
EASY
STYLE
VOICE/
1
2
3
4
SONG
SONG
ARRANGER
MEMORY
VOICE
6
7
8
9
-
0
+
/NO
/RESET
/YES
SONG
SONG
SONG
SONG
REGIST
REGIST
SONG
MEMORY (1)
MEMORY (2)
MEMORY
MEMORY (1)
MEMORY (2)
MEMORY (3)
MEMORY (4)
MEMORY (5)
REC
RIGHT
LEFT
28CC1-2001002840 2
PNJKSTB
(PNJK)
(PNAM 1/6)
TOUCH
HARMONY
DUAL
ON/OFF
ON/OFF
ON/OFF
PERFORMANCE
FUNCTION
MUSIC
ASSISTANT
DATABASE
ON/OFF
REW/
FF/
START/STOP
INTRO
MAIN
ENDING
AUTO FILL
REGULATOR +6V
to LCD BACK/LIGHT
XX
BA60BC0T (X6980A00)
RH5RZ25CA-T1-F (X3679A00)
BA33BC0FP (X5889A00)
RH5RZ50CA-T1-F (X6959A00)
REGULATOR +6V
REGULATOR +2.5V
REGULATOR +3.3V
REGULATOR +5V
DMLCD: IC101
PNJK: IC151
DMLCD: IC103
DMLCD: IC102
61L
2
(C1~B3)
1
1
2
1
2
3
3
1. GND
1. INPUT
1. GND
3
2. INPUT
2. GND
2. INPUT
3. OUTPUT
3. OUTPUT
3. OUTPUT
DTC123JKA (VY677600)
2SC2412K(VV556400)
2SA1037AK(VV556500)
DIGITAL TRANSISTOR
TRANSISTOR
TRANSISTOR
DMLCD: TR802
DMLCD: TR801
DMLCD: TR705
3
3
3
2
1
2
1
2
1
R1
OUT
3
3
IN
1: GND
2
2
R2
1: EMITTER
1: EMITTER
GND
2: IN
2: BASE
2: BASE
IN
OUT
3: OUT
1
3: COLLECTOR
1
3: COLLECTOR
GND
K
L
M
N
O
P
PSR-E403
PNJKSTB
(PNAM 3/6)
(PNJK)
XX
USB
XX
SUSTAIN
5
XX
REGIST MEMORY
BANK (0)
SPEAKER R
MEMORY
WOOFER
SONG
TWR
SPEAKER R
TWEETER
(PNAM 5/6,6/6)
28CC1-2001002840 1
PHONES/OUTPUT
XX
DC IN 12V
XX
28CC1-2001002840 2
SPLIT
DEMO
LESSON
LESSON
ARPEGGIO
ON/OFF
/PC
START
L/R
ON/OFF
METRONOME
PORTABLE
/
A-B REPEAT/
PAUSE/
ON/OFF
GRAND
ACMP
SYNC STOP
SYNC START
ON/OFF
TEMPO/TAP
POWER AMP. 5W 2CH
PNJKSTB
(PNJK)
(PNAM 4/6)
STANDBY/ON
28CC1-2001002840 2
SPEAKER L
WOOFER
SPEAKER L
TWEETER
TWL
28CC1-2001002840 2
(PNAM 5/6,6/6)
28CC1-2001002840 2
: Ceramic Capacitor
（セラコンデンサー）
: Mylar Capacitor
（マイラーコンデンサー）
: Semiconductive Ceramic Capacitor
（半導体セラコンデンサー）
（金属被膜抵抗）
: Metal Film Resistor
XX
: Not installed
（未実装）
1: INPUT
1
2: GND
2
3
3: OUTPUT
Note1 : See parts list for details of circuit board component parts.
Note2 : The large numbers with function are indicated the first digit of each parts
reference number.
注 1: シート部品詳細は、パーツリストをご参照ください。
注 2: 機能名付の大きな数字は、各部品ロケーション番号の一桁目を表わします。
WARNING
Components having special characteristics are marked
and must be replaced with parts having
specifications equel to those originally installed.
安全上の注意
印の部品は、安全を維持するために重要な部品です。
交換する場合は、安全のため必ず指定の部品をご使用ください。
PSR-E403
N
O
P
Q
1
2
3
4
5
6
7
8
9
10
11
12
Q