A
B
C
D
E
F
G
H
I
J
K
L
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
G
H
I
J
K
L
1
2
3
4
5
6
7
8
9
PSR-E223/YPT-220
PSR-E223/YPT-220 OVERALL CIRCUIT DIAGRAM (DMLCD, PNAM 1/3, PNAM 2/3, PNAM 3/3, MK-H, MK-L)
PSR-E223/YPT-220
PSR-E223/YPT-220
WARNING
Components having special characteristics are marked and must be
replaced with parts having specification equal 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。
: Not installed
(未実装)
: Mylar Capacitor
(マイラーコンデンサー)
: Ceramic Capacitor
(セラミックコンデンサー)
XX
注 : シート部品詳細は、パーツリストをご参照ください。
: Metal Film Resistor
(金属被膜抵抗)
Note :
See parts list for details of circuit board component parts.
SYSTEM
RESET
DMLCD
DAC
REGULATOR
+3.3V
REGULATOR
+2.5V
P2ROM 32M
OP AMP
PNR
IN
OUT
MIDI
SUSTAIN
SPEAKER L
SPEAKER R
MK-L
(C1–B3)
MK-H
(C4–C6)
MVR
PNL
PHOTO
COUPLER
POWER AMP
REG5V
DC IN 12V
PA-3C/PA-130
BATTERY
MASTER
VOLUME
28CC1-2001045357
28CC1-2001045357
28CC1-2001045357
PHONES/
OUTPUT
28CC1-2001045356
28CC1-8819596
28CC1-8819596
(A-B REPEAT)
(PAUSE)
(REW)
(FF)
MR27T3202L-24RTNZ
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
2SB1342 (WD92690R)
TRANSISTOR
1: BASE
2: COLLECTOR
3: EMITTER
3
2
1
1
2
3
2SC1740S (IC174070)
TRANSISTOR
1: EMITTER
2: COLLECTOR
3: BASE
1: EMITTER
2: COLLECTOR
3: BASE
1: EMITTER
2: COLLECTOR
3: BASE
3
2
1
1
2
3
2SC5395 (WE43590R)
TRANSISTOR
1
2
3
1
2
3
3
2
1
3
2
1
KTC3199 (WE43600R)
TRANSISTOR
RP102N251D-TR-F (YA216A00)
REG2.5V
1: V
DD
2: GND
3: CE
4: NC
5: V
OUT
1
2
3
4
5