Rotel RMB-1075 Service manual

Quality Uncompromised

Table of Contents

Specification..................................... 1

Parts List .......................................... 2,3

Adjustment....................................... 4

Note On Safety................................. 4

Case Outlines................................... 5

PCB Assembly ................................. 5,6,7,8

Schematic Diagram.......................... 9,10,11,12

®

RMB-1075

Specification

Continuous Power Output (20-20 kHz < 0.03%, 8 ohms) 100 Watts/ch

Total Harmonic Distortion (20-20 kHz, 8 ohms) < 0.03%

Intermodulation Distortion (60 Hz: 7 kHz, 4:1) < 0.03%

Frequency Response (± 0.5dB) 10Hz-80kHz

Damping Factor (20-20K Hz, 8 ohms) 180

Speaker Impedance 4 ohms minimum

Signal to Noise Ratio, (IHF A network) 115 dB

Input Impedance/Sensitivity 27 k Ohoms/1.0 volt

Power Requirement 115 volts 60 Hz or
230 volts 50 Hz

Power Consumption 800 watts

Dimensions (W x H x D) 440 x 139 x 396mm
173/8" x 51/2" x 155/8"

Weight (net) 15.5 kg, 34.1 Lb.

SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU,
TOKYO 150-0045, JAPAN

Serial. NO.
Begining

Y-336A-00125C/S-S

Parts List-1

SYMBOL PARTS NO. DESCRIPTION SYMBOL PARTS NO. DESCRIPTION

X-1267-01,02 PCB ASSY

C101
C102
C103
C104
C105

041 50BGF4R7M
044 TFKP2-2A681H
044 FSC160V221H
041 25BGF100M
041 50BGF10M

CAPACITOR ELEC.50V4.7UF
CAPACITOR FILM 100V680PF
CAPACITOR STYROL 160V220PF
CAPACITOR ELEC.25V100UF
CAPACITOR ELEC.50V10UF

R137
R138
R139
R165
RY101

053 CR14-822J-A
054 TMFR4033K
053 CR14-392J-A
053 CR14-272J-A
063 V23106-24

RESISTOR CARBON 8.2K
RESISTOR METAL 1% 33K
RESISTOR CARBON 3.9K
RESISTOR CARBON 2.7K
RELAY (PROTECTION)

C106
C107.108
C109
C111.112
C113

C114
C115.116
C117.118
C119
D101-104

D105.106
D108
D109
D110
D197

IC101
PJ1.PJ3
Q101.102
Q103-105
Q106

Q107
Q108
Q110
Q111
Q118

044 FSC160V331H
044 FSC160V221H
043 TC50V050
041 UTES1J101
041 UTES1H220-FB

041 UTES1E101-FB
044 50MSAN104J
041 UTES1H100-FB
041 UTES1E101-FB
034 T1N4148-86

034 T1N4003-TB
034 T1N4148-86
034 TRD24JST1
034 T1N4148-86
034 T1N4148-86

031 NJM4558DD
066 4TR-2166#5
033 TC2362-FG
033 TA1016-FG
033 TC2362-FG

033 A1209-ST
033 C2911-ST
033 TA1376A-LKU
033 TC3478A-LKU
033 TA1016-FG

CAPACITOR STYROL 160V330PF
CAPACITOR STYROL 160V220PF
CAPACITOR CERA.50V5PF
CAPACITOR ELEC.63V100UF
CAPACITOR ELEC.50V22UF

CAPACITOR ELEC.25V100UF
CAPACITOR FILM 50V0.1UF
CAPACITOR ELEC.50V10UF
CAPACITOR ELEC.25V100UF
DIODE

DIODE
DIODE
ZENER DIODE
DIODE
DIODE

IC
2P PINJACK
TRANSISTOR(2SC2362K-FG)
TRANSISTOR(2SA1016K-FG)
TRANSISTOR(2SC2362K-FG)

TRANSISTOR(2SA1209-ST)
TRANSISTOR(2SC2911-ST)
TRANSISTOR(2SA1376L-LKU)
TRANSISTOR(2SC3478A-LKU)
TRANSISTOR(2SA1016K-FG)

TH101
VR101

201-.401-.

C110
C902-909
C910.911
C912.913

D903-906
D907.908
F101.102
L101
Q901

Q902
R124
R901.902
R903.904
R905.906

SP1
SP2
SP3

034 TTC503
051 SFR001-222
017 C-4401A02
019 TO-126
501-. AS SAME AS 101-.

X-1267-03 PCB ASSEMBLY

044 KT18-2A104K
041 ALC20S1079DG
041 UTES1J221
041 UTES1E471

034 T1N4003-TB ※

034 TRD15JST1

036 5ST6.3 ※

021 TRL-331
033 D600-EF

033 B631-EF
054 2WS10JF
054 2WS6.8KJF
054 2WS820JF
053 CR14-822J-A

067 C-4493A00
067 4TR-3222#1
067 C-4493A01
017 C-4401A01
019 TO-126

THERMISTOR
SEMI-FIXED RESISTOR 2.2K
HEAT SINKER
INSULATION SHEET

CAPACITOR FILM 100V0.1UF
CAPACITOR ELEC.63V10000UF
CAPACITOR ELEC.63V220UF
CAPACITOR ELEC.25V470UF

DIODE
ZENER DIODE
MINI FUSE 250VT500MA
SPEAKER COIL
TRANSISTOR(2SD600K-EF)

TRANSISTOR(2SB631K-EF)
RESISTOR METAL 2W 10R
RESISTOR METAL 2W 6.8K
RESISTOR METAL 2W 820R
RESISTOR CARBON 820R

SPEAKER TERMINAL
SPEAKER TERMINAL
SPEAKER TERMINAL
HEAT SINKER
INSULATION SHEET

Q119
Q120
R101
R102
R103

R104-107
R108
R109.110
R111
R112.113

R114
R115
R116
R117.118
R119

R120-213
R125.126
R127
R128
R129.130

R131.132
R133
R134
R135
R136

032 TC536-FG
033 TC2362-FG
054 TMFR4001K
054 TMFR4470R
054 TMFR4033K

054 TMFR401K5
054 TMFR4560R
054 TMFR4220R
054 TMFR4047K
054 TMFR4100R

054 TMFR406K8
054 TMFR403K9
054 TMFR415K4
054 TMFR4001K
054 TMFR4047R

054 NIR2-0.22JF
054 TMFR4033R
053 CR14-121J-A
053 CR14-471J-A
054 TMFR4001M

054 TMFR4100K
054 TMFR4470K
053 CR14-224J-A
053 CR14-471J-A
053 CR14-681J-A

TRANSISTOR(2SC536K-FG)
TRANSISTOR(2SC2362K-FG)
RESISTOR METAL 1% 1K
RESISTOR METAL 1% 470R
RESISTOR METAL 1% 33K

RESISTOR METAL 1% 1.5K
RESISTOR METAL 1% 560R
RESISTOR METAL 1% 220R
RESISTOR METAL 1% 47K
RESISTOR METAL 1% 100R

RESISTOR METAL 1% 6.8K
RESISTOR METAL 1% 3.9K
RESISTOR METAL 1% 15.4K
RESISTOR METAL 1% 1K
RESISTOR METAL 1% 47R

RESISTOR METAL 2W 0.22R
RESISTOR METAL 1% 33R
RESISTOR CARBON 120R
RESISTOR CARBON 470R
RESISTOR METAL 1% 1M

RESISTOR METAL 1% 100K
RESISTOR METAL 1% 470K
RESISTOR CARBON 220K
RESISTOR CARBON 470R
RESISTOR CARBON 680R

201-.301-.

JK1
PJ2

C901
SW1

R339
TH901.902

301-. AS

C101
C102
D101
D102

F101
Q101
R101
R102
R103

069 C-3417A
401-.501-. AS SAME AS

X-1267-04 PCB ASSEMBLY

068 DBL25SBTK2NS
066 4TR-2487#4

X-1267-05 PCB ASSEMBLY

044 DE1307E472M ※
061 C-4176A07 ※

E-1268 PCB ASSEMBLY

053 CR14-822J-A

034 SCK2R512 ※

017 C-4401A02
019 TO-126
SAME AS 101-. (EXCEPT

X-1291-01 PCB ASSEMBLY
041 UTES1E471

044 DE1307E472M ※

034 W02M
034 T1N4148-86

036 5ST500 ※

032 TC3708-ST
054 1WS120JF
053 CR14-152J-A
053 CR14-333J-A

FUSE CLIP
101-.

DB25 CONNECTOR
1P PINJACK

SPARK KILLER
POWER SWITCH

RESISTOR CARBON 8.2K
SURGE CURRENT THERMISTOR
HEAT SINKER
INSULATION SHEET
R339)

CAPACITOR ELEC.25V470UF
SPARK KILLER
BRIDGED DIODE
DIODE

MINI FUSE 250VT500MA
TRANSISTOR
RESISTOR METAL 1W 120R
RESISTOR CARBON 1.5K
RESISTOR CARBON 33K

2

Parts List-2

SYMBOL PARTS NO. DESCRIPTION SYMBOL PARTS NO. DESCRIPTION

OTHERS

RY101
T101

D103.104
D105
D106
IC101
K103
R104

063 OZ-SH-112LM ※
022 T-1075N01 ※

069 C-3417A

X-1291-02 PCB ASSEMBLY

034 T1N4148-86
034 TRD12ST1
034 T1N4148-86
031 PC817B
068 C-4588A09
054 1WS1KJF

RELAY (POWER)
SUB TRANSFORMER
FUSE CLIP

DIODE
ZENER DIODE
DIODE
PHOTO COUPLER
CONNECTOR WITH WIRE
RESISTOR METAL 1W 1K

011 FP-529
012 RV4-09A00
014 TE3-08A00
015 RP-380
019 4TSH-19#2

022 TT-315-UR02 ※
034 BR254 ※

034 LTL1214A
034 SEL1124R

069 C-4629A01 ※

FRONT PANEL ASSY
PUSH KNOB 14F
UPPER COVER
REAR CHASSIS
PLASTIC FOOT 50F

POWER TRANSFORMER
POWER DIODE
LED 2F
LED 1X5
AC INLET

S101
TJ101.102

Q109

Q112
Q113
Q114
Q115
Q116

Q117

209-.309-.

064 C-4613A01
065 YKB21-5103A

HEAT SINKER ASSEMBLY

032 D1953

033 A1667-OY
033 C4381-OY
033 A1492-OPY
033 C3856-OPY
033 A1492-OPY

033 C3856-OPY
011 TE3-01A01
017 TE3-07A00
019 TO-3P
409-.509-. AS SAME AS

TOGGLE SWITCH
MINI JACK

TRANSISTOR(2SD1953)

DRIVER TRANSISTOR
DRIVER TRANSISTOR
POWER TRANSISTOR(2SA1492-OPY)
POWER TRANSISTOR(2SC3856-OPY)
POWER TRANSISTOR(2SA1492-OPY)

POWER TRANSISTOR(2SC3856-OPY)
HEAT SINKER PANEL
HEAT SINKER BOARD
INSULATION SHEET
109-.

(2SA1667-OY)
(2SC4381-OY)

072 C-4621A01 ※
072 C-4622A01 ※
072 C-4623A01 ※
072 C-4624A01 ※

081 TE3-09A00

081 Z-200

AC CORD SET for STD
AC CORD SET for AUSTRALIA
AC CORD SET for UK
AC CORD SET for CEE
INSIDE CARTON

STYROL MOULDING

NOTE ON SAFTY : Symbol ※ Fire or electrical shock hazard. Only original parts should be used to replaced any part marked with symbol ※ .

Any other component substitution (other than original type), may increase risk of fire or electrical shock hazard.

3