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DX-C34
Ref. No. 3850
122004
SERVICE MANUAL
COMPACT DISC CHANGER ON STANDBY OPEN / CLOSE
MODEL DX-C34
1 2 3
REPEAT
4 5 6
RANDOM
7 8 9
SEARCH MEMORY
>10 10/0 CLEAR
1 3
4 5 6
FOLDER FOLDER
NEXT SELECTION
DISC 1 DISC 2 DISC 3 DISC
DISC 4 DISC 5 DISC 6
COMPACT DISC CHANGER DX-C34
RC-547C
RC-547C
Black model
BCDD 120V AC, 60Hz
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
DX-C34
SPECIFICATIONS
Specifications
DX-C34 (Compact Disc Changer)
Signal readout system ......................Optical non-contact
Frequency response ................................... 5 Hz-20 kHz
SN ratio ................................................................. 98 dB
Audio Dynamic range ........................................... 96 dB
THD (Total harmonic distortion) ...... 0.005% (at 1 kHz)
Audio output (Digital/Optical) ...................... -22.5 dBm
Audio output/Impedance (Digital/Coaxial)
........................................................0.5 V (p-p) / 75 ohm
Audio output/Impedance (Analog)
..................................................... 2.0 V (rms) / 470 ohm
Power supply rating..............................AC 120 V 60 Hz
Power consumption ................................................ 10 W
Standby power consumption .................................... 4 W
Dimensions (W x H x D) ................19" x 5-3/16" x 17"
................................................. (483 x 131 x 432 mm)
Weight ................................................. 16.5 lbs. (7.5 kg)
Operating conditions Temperature/Humidity
..................................... 41-95 F (5-35 C) / 25-80%
Disc compatibility ...........................CD, CD-R, CD-RW
RC-547C (Remote Controller)
Transmitter .........................................................Infrared
Signal range.............................. Approx. 16 ft., 5 meters
Power supply ............Two (AA/R6) batteries (1.5 V x 2)
Specifications and features are subject to change without notice.
DX-C34
SERVICE PROCEDURES
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
This set employs a laser. Therefore, be sure to follow Laser Diode Properties
carefully the instructions below when servicing.
Material: GaAS/GaAlAs
Wavelength: 780nm
WARNING!! Laser output: max. 0.5mW*
SERVICE WARNING : DO NOT APPROACH THE Emission Duration: continuous
LASER EXIT WITH THE EYE TOO CLOSELY. *This output is the value measured at a distance about 1.8mm
IN CASE IT IS NECESSARY TO CONFIRM LASER from the objective lens surface on the Optical Pickup Block.
BEAM EMISSION, BE SURE TO OBSERVE FROM
A DISTANCE OF MORE THAN 30cm FROM THE
SURFACE OF THE OBJECTIVE LENS ON THE
OPTICAL PICKUP BLOCK.
LASER WARNING LABEL
The labels shown below are affixed.
Warning label DANGER:
INVISIBLE LASER RADIATION WHEN OPEN AND
INTERLOCK FAILED OR DEFEATED. AVOID DIRECT
EXPOSURE TO BEAM.
CAUTION:
HAZARDOUS LASER AND ELECTROMAGNETIC
RADIATION WHEN OPEN AND INTERLOCK DEFEATED.
ATTENTION:
RAYONNEMENT LASER ET ELECTROMAGNETIQUE
DANGEREUX SI OUVERT AVEC L'ECLENCHEMENT
DE SECURITE ANNULE.
Safety check out (Only U.S.A. model)
After correcting the original service problem perform
the following safety check before releasing the set
to the customer.
Connect the insulating-resistance tester between the
plug of power supply cord and terminal GND on the
back panel.
Specifications: More than 10 M ohm at 500V.
Initializing the unit
Press "STOP" key and "STANDBY" key at same time.
Displayed "INITIALIZE" on the FL display.
EXPLODED VIEW
A060
M011
A012 A012
M019
M009
A054
M011
M050 U12-7
M051 M010 A012
M021 M008
M020 A012
U12-3
M002
A037
A012 A012 M040
P201 C M018
P101
A037 A012
M014 A037
M017
A037 2
M018
3
1
4
M018 M054
6
M014 5
M014
M017 M012 M016
(BLK) (WHT)
M014 M001
M016 M039
A037 M038
M023 M038
M004 M007
M013 M006
M011 P904
Cloth tape
D
B
M024 P701 A
A057 A101 P102 A055
A103 P103
C
A103 U10
A103
A012
A012 M052 M054
U12-9
A105 M037
A012 Cloth tape
30mm
A M036
B U12-6
A103
D Cloth tape
25mm
U12-2 M035
A020 M032
T901 A029 x 2 A019 M031
(Bracket + Shaft)
E101 M034
A012
M037
A005 Cloth tape
80mm
U12-4
A016
A018 A041
A042
A042
A037
A041
A042
A042
A037
DX-C34
EXPLODED VIEW
A060 A235a
M011
A012 A012
M019
M009
A054
M011
M050 U12-7 A235a
M051 M010 A012
M021 M008
M020 A012
U12-3 A235c
M002
A037
A012 A012 M040
P201 C M018 A235a
P101
A037 A012
M014 A037
M017
A037 2
M018 A103
3
1
4
M018 M054 A235a
6
M014 5
A235b
M014
M017 M012 M016
(BLK) (WHT)
M014 M001
M016 M039
A037 M038
M023 M038 M038
M004 M007
M013 M006 M030
M011 P904
Cloth tape
D
B
M024 P701 A
A101 A051 A221
A057 P102 A055 A012
A103 P103
C
A103 U10 A012 A007
A103 A012
A012
A012 M052 M054
U12-9 A005
M037 U12-0
A105 A012 A012
A012 Cloth tape
30mm
A M036
B U12-6 P702
A103
D Cloth tape
25mm
A010
U12-2 M035 A001
A020 M032
A029 x 2 U12-5
T901 A019 M031
(Bracket + Shaft)
U12-10
E101 M034
A012 M037 A012
U12-1 A301
M037
A005 Cloth tape
A012
80mm
U12-4
A016
U12-8 A004 A205 -C
34
DX
A003
A037
A012
A018 A041 A201 A037
A042
A042 A037
A037
A208
A037
A041
A042
A042
A037
PARTS LIST DX-C34
1/3 PAGE
EXPLODED PARTS LIST N: New Part, !: Safety Part, NSP: Not Service Part
REF. NO. PARTS NAME DESCRIPTION PART NO. REMARKS Q'TY
A001 F BRACKET 4154-7201-1 1
A003 CLEAR PLT -- 3716-9611-0 1
A004 SHEET (F) 3000-9707-1 1
A005 CLIP CS-1U 4135-3291-0 2
A007 BRACKET (F) 4135-4031-1 1
A010 CUSHION -- 4149-0551-0 1
A012 SCREW 3TTB+8B 2854-3008-0000 26
A016 CHASSIS -- 1404-7611-2 1
A018 HOLDER KGLS-10RT 4154-5291-0 1
A019 CUSHION -- 4157-0571-0 1
A020 WS CLAMP CLAMP WS-2W 6360-9640-0 1
A029 SCREW 4TTC+6C(BC) 2A44-4006-3010 2
A037 SCREW 3TTW+8B(BC) 2950-3008-3010 11
A041 LEG LEG 4154-6171-0 4
A042 CUSHION -- 4157-0311-0 8
A051 DOOR (TRAY) 4154-6121-2 1
A054 SHEET (BUTYL)t0.75x20x20 4157-0551-0 1
A055 SHEET (BUTYL) 4157-0561-0 1
A057 TAPE CLOTH-8U 1635-0110-0 1
A060 LABEL RG-309250-1 3000-9670-0 1
A101 REAR PANEL -- 1405-0812-0 N 1
A103 SCREW 3TTB+8B(BC) 2954-3008-3000 16
A105 SCREW 4TTB+8C(BC) 2954-4008-3000 2
A201 FACET (S) 3716-9806-0 1
A205 FACET (LIGHT) 3716-9706-1 1
A208 BADGE BADGE 4154-6151-0 1
A221 COVER -- 1404-9401-0 1
A235a SCREW 3SMS8W.SW+14B(BC) 2956-3014-3030 { 4}
A235b BRACKET (L) 4135-5641-0 { 1}
A235c BRACKET (R) 4135-5651-0 { 1}
A301 F PANEL -- 1405-0704-0 N 1
E101 WIRE TIE BSK-1 6360-9570-0 5
P101 FFC NCFC2-162512 7012-6673-0 1
P102 SOCKET AS 001-0406-H 7012-6674-0 1
P103 SOCKET AS 001-0416-H 7012-6671-0 1
P201 SOCKET AS NSAS-12P0960 7012-6524-0 1
P701 FFC NCFC5-172012 7012-6670-0 1
P702 FFC NCFC6-063012 7012-6522-0 1
P904 SOCKET AS NSAS-20P1240 7012-6711-0 1
T901 P TRANS NPT-1480D 1806-3681-0 ! 1
U10 Main circuit board ass'y NADG-8053-1D PCB-Q01B0C-MPEGA 1
U12 Display circuit board ass'y NADIS-8054-1D PCB-Q01B0C-MAINA NSP 1
U12-0 Front display board ass'y NADIS-8054-1D 1H528554-1D 1
U12-1 Standby LED board ass'y NADIS-8055-1D 1H528555-1D 1
U12-2 Output terminal board ass'y NAAR-8056-1D 1H528556-1D 1
U12-3 Mechanism control board ass'y NAAR-8057-1D 1H528557-1D 1
U12-4 Power transformer board ass'y NAPS-8058-1D 1H528558-1D 1
U12-5 Disc sensor board ass'y NAETC-8059-1D 1H528559-1D 1
U12-6 Roulette motor board ass'y NAETC-8060-1D 1H528560-1D 1
U12-7 Loading motor board ass'y NAETC-8061-1D 1H528561-1D 1
U12-8 Connection board NAETC-8062-1D 1H528562-1D 1
U12-9 RS-232C terminal board ass'y NADG-8065-1D 1H528565-1D 1
U12-10 Illumination board ass'y NADIS-8066-1D 1H528566-1D 1
U12-11 Inlet terminal board ass'y NAPS-8064-1D 1H528564-1D 1
PACKING VIEW PARTS LIST DX-C34
REF. NO. PARTS NAME DESCRIPTION PART NO. REMARKS Q'TY PAGE
2/3
A235d POLY BAG t0.1*70*100 1497-7682-0-* { 1}
A235e WASHER (NYLON) 2639-0001-0-* { 8}
A235f WASHER SW 2639-0002-0-* { 8}
A235g SCREW 10-32UNF 2A00-0004-Z00Z-* { 8}
A235h F PANEL -- 1405-5701-0-* { 1}
A235i LABEL (TOP) 3001-0384-0-* { 1}
A235J POLY BAG t0.1*90*600 1497-7692-0-* { 1}
A603a PAD (L) 1490-4491-0 N { 1}
A603b PAD (R) 1490-4501-0 N { 1}
A604 SHEET (DR) 4154-6221-0 1
A605 SHEET -- 1450-6910-0 1
A607 POLY BAG 850 x 650 1497-7462-0 1
A610 PP TAPE W48 OPP TAPE 9500-0070-0 2
A641 CARTON -- 1437-4301-0-2 N 1
A651 UPC LABEL -- 3001-0379-0 N 1
A652 WRNTY CARD (ONKYO) 3050-2491-1 1
A655 INST SHEET -- 3050-3431-0-* 1
A701 POLY BAG 350*250 1497-7382-0 1
A801 CORD AS PIN CORD AS 7012-6655-0 1
A802 PLUG CORD 3.5-MINI PLUG (RI) 7012-6539-0 1
A803 REMO CON RC-547C 8912-0044-0 1
A804 BATTERY R6/AA(UM-3) 4060-0930-0 2
A911 INS MANUAL En(DXC34) 4301-7185-0 N 1
P901 AC CORD AS-UC-2 7012-6595-0 ! 1
P901 or AC CORD AS-UC-2 7012-6780-0 ! ( 1)
P901 or AC CORD AS-UC-2 7012-6782-0 ! ( 1)
CHANGER MECHANISM PARTS LIST DX-C34
REF. NO. PARTS NAME DESCRIPTION PART NO. Q'TY
M001 RAIL -- 4154-6031-2 1
M002 Loding motor AS Motor+Pulley SVCQ0090CMOTCC 1
M002 MOTOR CCM07B-045R1-1A 8913-6002-1 NSP 1
M003 PULLEY -- 4154-6001-0 NSP 1
M004 SCREW 2.6TTP+4S 2900-2604-0000 1
M005 TAPE CLOTH-8U 1635-0110-0 1
M006 RBR BELT DVCP701 4157-0281-0 1
M007 GEAR (PULLEY) 4154-6061-0 1
M008 GEAR (A) 4154-6091-0 1
M009 GEAR (MAIN) 4154-6071-1 1
M010 GEAR (CAM) 4154-6101-0 1
M011 SCREW SCREW 4135-3301-0 1
M012 MECHA UNIT KSM-213CLCM 4102-6244-0 1
M013 CHASSIS (SUB) 4154-6041-1 1
M014 INSULATOR (CDC-A) 4154-7211-0 1
M016 SPRING (CDC-A) 2510-3661-1 1
M017 SPRING (CDC-B) 2510-3671-1 1
M018 SCREW SCREW 4135-3301-0 1
M019 CAP (CHC) 4154-6161-0 1
M020 YOKE (CHB) 4135-3201-1 1
M021 MAGNET (CHB) 4135-3211-0 1
M022 SCREW 3TTB+8B 2854-3008-0000 1
M023 CUSHION -- 4157-0571-0 N 1
M024 SPRING (DV-CP701) 2510-3591-0 1
M030 TRAY -- 4154-6011-5 1
M031 BRACKET AS (M) 8901-4650-1 1
M031a BRACKET (M) -- NSP 1
M031b SHAFT (M) -- NSP 1
M032 Roulette motor AS Motor+Worm gear SVCQ0090CMOTPW 3/3 PAGE
1
M032 MOTOR PWN10EA02D -- NSP 1
M033 GEAR (WORM) -- NSP 1
M034 SCREW 2P+3F(BC) 2900-2003-0000 1
M035 GEAR (WHEEL) 4154-5991-0 1
M036 WASHER (B) 4154-4491-0 1
M037 SCREW 3TTB+8B 2854-3008-0000 1
M038 ROLLER DVCP701 4154-6131-0 1
M039 ROULETTE (HS) 4154-6023-1 1
M040 SCREW SCREW 4135-3301-0 1
M050 ARM -- 4154-6051-0 1
M051 CUSHION -- 4157-0532-0 1
M052 RETAINER -- 4135-3881-0 1
M054 CUSHION -- 4157-0591-0 1
DX-C34
EXPLODED VIEW OF MECHANISM/ PARTS LIST
CD DRIVE UNIT : KSM-213CCM
54
53 55
61
51
52
58 56
57
PARTS LIST
REF. NO. PART NO. DESCRIPTION
51 X-2625-877-1 Motor chassis ass'y
52 X2625-769-1 Motor gear ass'y
53 2626-908-01 Sled shaft
54 24810023 Gear (A) (S)
55 7621-255-15 P2 x 3, Screw
56 24840008 Leaf switch
57 1639-678-12 Motor PC board
58 1-564-722-11 Connector 6pin
61 8848-483-05 KSS-213C, Pickup
A B C D
SCHEMATIC DIAGRAM-1
U10 : MAIN CIRCUIT PC BOARD NADG-8053-1D
SQ
SQ
KSM-213CCM R123
P101A
3.3 B+3.3V XR
0 C103 C
FC- M
FC-
FOCUSING
TRACKING
10/16
332
C107
C106
104
TR+ C
TR-
TR- R103
TR+ 15 RFAC FE 16 SE
R107
1 FC+
PD
PD
FC+
14 DVC
13 DVCC
FE1 17
TE 18
100K TE
100
R147