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[. . . ] 4F 10-10 SHINSEN-CHO, SHIBUYA-KU, TOKYO 150-0045, JAPAN
Serial. [. . . ] NO.
Begining 2311001
Y-316D-0209/pdf
Appearance
POWER AMPLIFIER RB1090
RA-930AX
PROTECTION L R
POWER
RIGHT INPUT
BALANCED UNBALANCED BALANCED
LEFT INPUT
BALANCED UNBALANCED
UNBALANCED
POWER AMPLIFIER MODEL NO. RA-930AX POWER CONSUMPTION: 800W
CAUTION
RISK OF ELECTRIC SHOCK DO NOT OPEN AVIS: RISQUE DE CHOC ELECTRIQUENE PAS OUVRIR
RIGHT SPEAKER
RA-930AX
LEFT SPEAKER
W ARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
POWER
2
Parts List 1/3
SYMBOL PARTS NO. INSIDE CARTON -V01 SHIPPING CARTON -V01 PACKING (for INSIDE CARTON) STYROL MOULDING OWNER'S MANUAL(EFGISD)
T001 T002 D004, D005
C001-C008 SP2A, SP2B SP2A, SP2B
5
Addendum List for Black and Silver
RB1090
SYMBOL
PARTS 011 FP-499A-B 011 FP-499A-S 011 SG4-02C00 012 RV4-09A00 012 RV4-09A01 013 SG4-05A00 013 SG4-05A01 034 SEL1124R 034 SEL1E24W
DESCRIPTION BLACK PANEL ASSY SILVER PANEL ASSY H/S PANEL H221 PUSH BUTTON 14F (BLK) PUSH BUTTON 14F (SLV) SUB PANEL CHASSIS (BLK) SUB PANEL CHASSIS (SLV) LED (RED) 1X5 LED (BLU) 1X5
3
1 2
6
Adjustment
Instruments : DC milli voltmeter Notes : Prior to Bias Adjustment, run about 5minutes with rated output(8ohms) and warm up Power Transistor and Heat Sink. Set input off.
RA-930AX
Step
Coupling L CH OUT R CH OUT TP1 TP2
Location X-1271-01 PCB X-1271-02 PCB X-1271-01 PCB X-1271-02 PCB
Adjust VR603 VR604 VR601 VR602
Adjust for DC milli voltmeter reads 0mV
1 2 3 4
DC milli voltmeter reads 5mV
E
2SA1016K 2SC2362K
C B
E
2SB631K 2SD600K 2SA1209 2SC2911 2SD1953
C B
B
2SA1294 2SC3263
C E 1 2
3
4
5
6
7
8
UPC1237HA
2SC5174 2SA1932
AD711JN OPA134PA
2SA1295 2SC3264
8 1 B 2
7
6
5
3
4
C
B
E
C
E
74
Memo
8
PCB Assembly
RA-930AX
016 X-1271D01-08
016 E-1328A00
016 X-1291E01-02
016 X-1348A00
K13 J11 K11
1
2
3
4
BA
C11 D11
K12 R14 R13
T11
016X-1348A00
R11
R12
T12
9
Schematic Diagram
RA-930AX-2, 3
RA-930AX
10 [. . . ] INSIDE CARTON -V01 SHIPPING CARTON -V01 PACKING (for INSIDE CARTON) STYROL MOULDING OWNER'S MANUAL(EFGISD)
T001 T002 D004, D005
C001-C008 SP2A, SP2B SP2A, SP2B
5
Addendum List for Black and Silver
RB1090
SYMBOL
PARTS 011 FP-499A-B 011 FP-499A-S 011 SG4-02C00 012 RV4-09A00 012 RV4-09A01 013 SG4-05A00 013 SG4-05A01 034 SEL1124R 034 SEL1E24W
DESCRIPTION BLACK PANEL ASSY SILVER PANEL ASSY H/S PANEL H221 PUSH BUTTON 14F (BLK) PUSH BUTTON 14F (SLV) SUB PANEL CHASSIS (BLK) SUB PANEL CHASSIS (SLV) LED (RED) 1X5 LED (BLU) 1X5
3
1 2
6
Adjustment
Instruments : DC milli voltmeter Notes : Prior to Bias Adjustment, run about 5minutes with rated output(8ohms) and warm up Power Transistor and Heat Sink. [. . . ]
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