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CD RECEIVER
KDC-X959/Z939,Z738,Z838W
QQ
3 7 63 1515 0
SERVICE MANUAL
This service manual does not include information on the CD mechanism assembly (exploded view, parts list,
schematic diagram or mechanism operation description).
For such information, please refer to the CD mechanism assembly service manual (X92-4450-0x: B51-7889-00)
for Z738.
For such information, please refer to the CD mechanism assembly service manual (X92-4590-0x: B51-7933-00)
for KDC-X959/Z939, Z838W.
KDC-X959
Panel assy
(A64-2687-11)
Z738
TE
L 13942296513
Panel assy
(A64-2723-11)
Plastic
cabinet assy
(A02-2712-13)
DC cord
(E30-6062-05)
: KDC-X959
www
.
Front glass
(B10-4240-01)
Front glass
(B10-4252-01)
Escutcheon
(B07-3050-02)
: except KDC-X959
(B07-3057-02)
: KDC-X959
DC cord
Lever
(E30-6063-05)
(D10-4674-04)x2
: except KDC-X959
x
ao
u163
y
i
2 9
8
KDC-Z939
Panel assy
(A64-2688-11)
Z838W
Q Q
3
6 7
1 3
Panel assy
(A64-2689-11)
Mounting
Remote controller assy
hardware assy
(A70-2025-05)
(J21-9823-03)
: KDC-X959
Screw set
(N99-1656-05)
.
9 4
2 8
©
2002-3 PRINTED IN JAPAN
B51-7931-00 (S) 3397
Front glass
(B10-4241-01)
Front glass
(B10-4242-01)
1 5
0 5
8
2 9
9 4
Remote controller assy
(A70-2026-05)
: except KDC-X959
Screw set
Antenna adaptor
(N99-1723-05)
(T90-0523/0534/0552-05)
: KDC-X959/Z939
: except KDC-X959
m
co
9 9
2 8
9 9
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Table of Contents
Related Manuals for Kenwood KDC-X959
Summary of Contents for Kenwood KDC-X959
- Page 1 For such information, please refer to the CD mechanism assembly service manual (X92-4450-0x: B51-7889-00) for Z738. For such information, please refer to the CD mechanism assembly service manual (X92-4590-0x: B51-7933-00) for KDC-X959/Z939, Z838W. Front glass Front glass KDC-X959...
- Page 2 3 7 6 3 1 5 1 5 0 E-VOL OUT LEVEL E'S OUT LEVEL PRE OUT LEVEL KDC-X959 (K) KDC-X959 (K) KDC-X959 (K) Z838W (E) Z738 (E) Z838W (E) Z738 (E) Z838W (E) Z738 (E) KDC-Z939 (M) KDC-Z939 (M) KDC-Z939 (M) 4.5V PRE...
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Page 3: Component Description
Key illumination Blue SW When a base goes Lo, Q9 is turned on, and key illumination Blue is lit. ELECTRIC UNIT (X25-927X-XX) Ref.No. Component Name Application/Function Operation/Condition/Compatibility UPD703033GFA14 System MI-COM. For KDC-X959/Z939, Z838W UPD703033GFA15 System MI-COM. For Z738 TDA7407 E-VOL. & N.C. MPX M5237ML AVR IC IC is combined with Q4, and it works as the error detection, the Q4's driver. - Page 4 KDC-X959/Z939,Z738,Z838W COMPONENT DESCRIPTION 3 7 63 1515 0 Ref.No. Component Name Application/Function Operation/Condition/Compatibility 2SB1443 A.+10V AVR When Q17's base goes Hi, AVR outputs +10V. 2SC4081 2SA1576A Q18 and Q20 work as a differential amplifier, Q19 works as a driver, 2SC4081 PRE-AMP -9V AVR and -9.3V is supplied to OP AMP.
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Page 5: Microcomputer's Terminal Description
KDC-X959/Z939,Z738,Z838W MICROCOMPUTER'S TERMINAL DESCRIPTION 3 7 63 1515 0 IC8 (SWITCH UNIT: X16-169X-XX) Pin No. Pin Name Description Processing Operation D14-D8 I/O Data input/output with OEL, SRAM IC and ROM IC PAN3.3VDD Positive power supply connection terminal Connected to 3.3V lines. - Page 6 KDC-X959/Z939,Z738,Z838W MICROCOMPUTER'S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Description Processing Operation Ground connection terminal Connected to GND lines. Not used(N.C.) SARST Reset output to the BPF IC Hi: Reset REMO Data input from the remote control light sensor Not used(N.C.)
- Page 7 KDC-X959/Z939,Z738,Z838W MICROCOMPUTER'S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Description Processing Operation IC2 SDA I/O Data input/output with IC2, IC5, and IC25 IC2 SCL I/O Clock input/output with IC2, IC5, and IC25 EVDD Positive power supply connection terminal Connected to BU 5V lines.
- Page 8 KDC-X959/Z939,Z738,Z838W MICROCOMPUTER'S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Description Processing Operation Lo: During FM seek or AF search, Hi: During FM Noise detection time constant switching terminal reception, Hi: During last FM mode with RDS/...
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Page 9: Test Mode
KDC-X959/Z939,Z738,Z838W TEST MODE 3 7 63 1515 0 1. How to enter the test mode • When the model is equipped the CD mechanism assembly adapted for MP3 or MP3/WMA disc, the While pressing and holding the Preset 1 and Preset 3 keys, mechanism name and version number are displayed reset the unit. - Page 10 KDC-X959/Z939,Z738,Z838W TEST MODE 3 7 63 1515 0 10. Special display when the display is all on Security-related information Pressing the Preset keys while the power is ALL OFF 1. Forced Power ON mode (All models) displays the following information.
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Page 11: Switch Unit
PC BOARD (Foil Side View) PC BOARD (Component Side View) 3 7 6 3 1 5 1 5 0 SWITCH UNIT DAUGHTER UNIT DAUGHTER UNIT SWITCH UNIT SWITCH UNIT SWITCH UNIT X16-169X-XX (J74-1336-12) X89-253X-XX (J74-1332-12) X89-253X-XX (J74-1332-12) X16-169X-XX (J74-1336-12) (X16-169X-XX) (X16-169X-XX) MCCLK MCREQ... -
Page 12: Pc Board (Component Side View)
PC BOARD (Component Side View) 3 7 6 3 1 5 1 5 0 ELECTRIC UNIT ELECTRIC UNIT (X25-927X-XX) X25-927X-XX (J74-1328-22) C108 C107 C802 C803 C804 C102 C101 R187 R178 R177 R168 R188 R167 IC12 IC11 IC10 S-MTR C142 C106 C105 C100 O G I... - Page 13 PC BOARD (Foil Side View) 3 7 6 3 1 5 1 5 0 ELECTRIC UNIT ELECTRIC UNIT X25-927X-XX (J74-1328-22) (X25-927X-XX) C110 C134 C109 W113 C136 R169 R180 C139 C137 C135 C133 W112 C103 C131 C104 C858 R170 R179 R166 R175 R176 R185...
- Page 14 Q112 P-CON. R115 33K PROTECTION SW C204 CP17 0.01 MUTE DRIVER MUTE DRIVER 1Kx2 DC CORD R393 for Rch for Lch MUTE KDC-X959 AM+B 100K FM+B SW5V 3.5V R815 2.2K CP11 ACC DET 100Kx2 BU DET D476 L501 16.2V R901...
- Page 15 R123 470 AMPLIFIER O-CLK D123 R122 470 O-DATA 100K D124 R121 1K REMO C201 C202 C205 3300P 3300P X89- KDC-X959 KDC-Z939 w w w Z838W u 1 6 3 DAN202K DAP202U MA142WA RD6.8M TC74HC02AF BA3129F BA3830F BA3121F M5237ML BR24C02F-W TC74HC4050AFT...
- Page 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 UNIT MODEL NAME +16V +3.3V +3.3V +3.3V S70-0873-05 KDC-X959 (K) 0-00 6.8K (YG) Q6,8 Z838W (E) +3.3V S70-0856-05 3.3V...
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Page 17: Exploded View
KDC-X959/Z939,Z738,Z838W 3 7 63 1515 0 EXPLODED VIEW DME1 B 2x3.5 N09-6006-05 M2.6x5 N09-6053-05 WASHER N19-2168-05 RETAINING RING N24-3020-46 M2x3 N30-2003-46 M3x6(BLK) N30-3006-45 M3x10 N30-3010-46 B 2x6 (X16-) N80-2006-46 B 2x8(BLK) N80-2008-45 (X16-) B 3x5 N83-3005-46 (X16-169X-XX) B 2.6x6 N84-2606-46... -
Page 18: Parts List
CHIP C 0.10UF K CK73FB1A225K CHIP C 2.2UF F29-0049-05 INSULATING COVER CC73GCH1H101J CHIP C 100PF F52-0006-05 FUSE (MINI BLADE TYPE) (10A) CK73EB0J106K CHIP C 10UF K1 : KDC-X959 M1 : KDC-Z939 E1 : Z838W E2 : Z738 indicates safety critical components. - Page 19 0.10UF K RK73GB2A223J CHIP R 1/10W CE04NW1A101M ELECTRO 100UF 10WV RK73GB2A471J CHIP R 1/10W C90-5442-05 ELECTRO 100UF 10WV R64,65 RK73GB2A102J CHIP R 1.0K 1/10W K1 : KDC-X959 M1 : KDC-Z939 E1 : Z838W E2 : Z738 indicates safety critical components.
- Page 20 C87,88 CK73FB1C334K CHIP C 0.33UF K C704 CE04NW0J470M ELECTRO 47UF 6.3WV C89-92 CK73GB1C104K CHIP C 0.10UF K C802 CK73FB1H104K CHIP C 0.10UF K K1,M1,E1 K1 : KDC-X959 M1 : KDC-Z939 E1 : Z838W E2 : Z738 indicates safety critical components.
- Page 21 CP11-13 R90-1051-05 MULTI-COMP 100K RK73GB2A472J CHIP R 4.7K 1/10W CP14 R90-1509-05 MULTI-COMP E1,E2 R103 RK73FB2B472J CHIP R 4.7K 1/8W R111 RK73FB2B223J CHIP R 1/8W K1 : KDC-X959 M1 : KDC-Z939 E1 : Z838W E2 : Z738 indicates safety critical components.
- Page 22 CHIP R 100K 1/10W R231 RK73GB2A103J CHIP R 1/10W R903 RK73GB2A471J CHIP R 1/10W R242 RK73GB2A472J CHIP R 4.7K 1/10W R905 RK73GB2A471J CHIP R 1/10W K1 : KDC-X959 M1 : KDC-Z939 E1 : Z838W E2 : Z738 indicates safety critical components.
- Page 23 D475,476 SS14 DIODE Q32,33 UN5112 DIGITAL TRANSISTOR D702 MA8056-M ZENER DIODE 2SC4081 TRANSISTOR ∗ UPD703033GFA14 MI-COM IC K1,M1,E1 DTC124EUA DIGITAL TRANSISTOR UN5212 DIGITAL TRANSISTOR K1 : KDC-X959 M1 : KDC-Z939 E1 : Z838W E2 : Z738 indicates safety critical components.
- Page 24 CHIP R 1/4W RK73EB2E471J CHIP R 1/4W RK73EB2E221J CHIP R 1/4W M1,E1,E2 RK73EB2E221J CHIP R 1/4W S70-0856-05 TACT SWITCH M1,E1,E2 S70-0873-05 TACT SWITCH u163 K1 : KDC-X959 M1 : KDC-Z939 E1 : Z838W E2 : Z738 indicates safety critical components.
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Page 25: Specifications
KDC-X959/Z939,Z738,Z838W SPECIFICATIONS 3 7 63 1515 0 KDC-X959 (K) KDC-Z939 (M) FM Section FM Section Frequency Range ........87.5MHz-108.0MHz Frequency Range ........87.9MHz-107.9MHz (Frequency Step) ........(200kHz) (Frequency Step) ........(50kHz) Channel Space Selection ...... 50k/200kHz Usable Sensitivity (S/N:26dB) ....0.7µV/75Ω... - Page 26 Installation Size (W) x (H) x (D) ..180mm x 50mm x 159mm Weight .......... 1.4kg KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. KENWOOD CORPORATION 14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo 150-8501, Japan KENWOOD SERVICE CORPORATION KENWOOD ELECTRONICS ITALIA S.p.A.