Yamaha DME4io-ES Service Manual page 185

P O N
DA CIRCUIT DIAGRAM (DME4io-ES/DME8o-ES) 002
To adjust the maximum output level to 18 dBu, use the following
components. （ 最大出力18 dBu対応定数）
REF NO. PART NO. DESCRIPTION
R101 VI196000 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
R102 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
VI196000
R104 VI196000 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
R105 VI196000 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
C101 UA352560 Mylar Cap.
R201 VI196000 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
R202 VI196000 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
R204 VI196000 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
R205 VI196000 Metal Film Resistor (chip) 3.0k 1/10 D RECT.
C201 UA352560 Mylar Cap.
NJM78L05UA(XJ598A00)
REGULATOR +5V
IC502, 602
1
2
3
1: OUTPUT
2: GND
3: INPUT
MA111 (VR496500)
DIODE
D101, 102, 201, 202, 301, 302,
401, 402
1
2
1: ANODE
2: CATHODE
1SS355 TE-17 (VT332900)
DIODE
D101, 102, 201, 202, 301, 302,
401, 402
1
2
1: ANODE
2: CATHODE
RB160L-40 (VS597600) 2SD19790SL/TL (V2993500)
DIODE
TRANSISTOR
D501, 601 TR101, 102, 201, 202, 301, 302,
401, 402
3
1
1
2
2
3
1: BASE
1
1: ANODE
2: EMITTER
2: CATHODE
3: COLLECTOR
2
28CC1-2001002771-2 1
M L K
560P 50V J
560P 50V J
DAC
REGULATR +5V
Correspondent constant during
maximum output of 18 dBu
（最大出力18 dBu対応定数）
DAC
REGULATR +5V
J I H G
OP AMP OP AMP
OP AMP OP AMP
DA CIRCUIT DIAGRAM (DME4io-ES/DME8o-ES) 002
F E D C
DME4io-ES/DME8i-ES/DME8o-ES
XX : Not installed （未実装）
: Mylar Capacitor （マイラーコンデンサー）
: Metal Film Resistor (chip)
（チップ金属被膜抵抗）
Resistance power rating: 1/10 W for ones with no indication
OP AMP
（抵抗電力定格：無記入品＝1/10 W）
OP AMP
OP AMP
OP AMP
B A
1
2
3
OUTPUT CH1 (CH5)
4
OUTPUT CH2 (CH6)
5
6
7
8
9
OUTPUT CH3 (CH7)
OUTPUT CH4 (CH8)
10
11
19
12