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UB99A/UB99B/UB99MK2
2
INPUT
OP AMP
OP AMP
OP AMP
ADC/DAC
OP AMP
OP AMP
OP AMP
OP
AMP
OP AMP
OP AMP
OP AMP
OP AMP
OP AMP
REG5V
REG5V
REG3.3V
REG15V
REGULATOR -15V
OP AMP
OP AMP
INVERTER
BINARY
COUNTER
OUTPUT R
INPUT LEVEL SELECT SW.
HIGH
LOW
AC IN
OUTPUT L/MONO
PHONES
VOLUME
MUTE
OP AMP
■
UB99A/UB99B/UB99MK2 DM CIRCUIT DIAGRAM 2/2
( セ ):Ceramic Capacitor ( セラミックコンデンサー )
酸金:Metal Oxide Film Resistor ( 酸化金属被膜抵抗 )
金被 1/16 W:Carbon Resistor (chip) ( チップ抵抗 )
UB99A:
DIC-00013-3
UB99B:
DIC-00021-3
UB99MK2:
DIC-00016-3
• TO SERVICE PERSONNEL
Critical Components Information
Components having special characteristics are marked
and must be replaced with parts having
specifications equal to those originally installed.
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、安全のために必ず指定の部品をご使用ください。
• NJM7815FA(XD853A00)
REG15V
DM: IC112
1: OUTPUT
2: COMMON
3: INPUT
• NJM78M05DLA(XS534A00)
REG5V
DM: IC108, 109
1: INPUT
2: GND
3: OUTPUT
•
µ
PC29M33T-E1(XU965A00)
REG3.3V
DM: IC111
1: INPUT
2: COMMON
3: OUTPUT
• 1SR154-400 (VT532500)
DIODE
DM: D106-112
1: ANODE
2: CATHODE
• NJM7915FA(XD854A00)
REGULATOR -15V
DM: IC113
1: OUTPUT
2: INPUT
3: COMMON
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