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3 7 63 1515 0
SERVICE MANUAL
Dolby noise reduction manufactured under license from Dolby Labo-
ratories Licensing Corporation.
"DOLBY" and the double-D symbol ; are trademarks of Dolby
Laboratories Licensing Corporation.
TE
L 13942296513
tuner section
FM
Frequency range (50 kHz space)
Usable sensitivity
50 dB quieting sensitivity
Signal to Noise ratio (IHF T-200)
Selectivity
Stereo separation (1 kHz)
tuner section
AM
Frequency range (9 kHz space)
Usable sensitivity
Cassette deck selection
Tape speed
Wow & Flutter (WRMS)
Fast winding tirne (C-60)
Frequency response (±3 db, normal) 30 Hz – 20 kHz
Stereo separation
Signal to Noise ratio
www
.
http://www.xiaoyu163.com
87.5 MHz – 108.0 MHz
12.0 dBf (1.1 µV/75 ohms)
25.0 dBf (4.9 µV/75 ohms)
60 dB
80 dB
35 dB
531 kHz – 1602 kHz
28 dBµ
4.76 cm/sec.
0.08 %
100 sec.
50 dB
65 dB
x
ao
u163
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i
http://www.xiaoyu163.com
XR-H594WG
2 9
8
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
SPECIFICATIONS
Q Q
3
6 7
1 3
1 5
Audio section
Maximum power output
Total harmonic distortion
Tone action
General
Supply voltage
Maximum current
Dimensions (width × length × depth) 180 × 52 × 160 mm
Weight
Design and specifications are subject to change without
notice.
FM/AM CASSETTE CAR STEREO
co
.
9 4
2 8
E Model
XR-H592WG/H593WG
MG-25H-136
0 5
8
2 9
9 4
2 8
20 W × 4
0.05 %
Bass: ±12 dB (100 Hz)
Treble: ±12 dB (10 kHz)
13.2 V DC (negative earth)
8.5 A (operating)
1.5 mA (standby)
1.4 kg
m
9 9
9 9
1
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Summary of Contents for Sony XR-H594WG
- Page 1 XR-H594WG 3 7 63 1515 0 SERVICE MANUAL E Model Dolby noise reduction manufactured under license from Dolby Labo- Model Name Using Similar Mechanism XR-H592WG/H593WG ratories Licensing Corporation. Tape Transport Mechanism Type MG-25H-136 “DOLBY” and the double-D symbol ; are trademarks of Dolby Laboratories Licensing Corporation.
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Page 2: Table Of Contents
http://www.xiaoyu163.com 3 7 63 1515 0 TABLE OF CONTENTS 1. GENERAL 4. MECHANICAL ADJUSTMENTS ......To Set the Clock ..............3 Power ON/OFF ................ 3 5. ELECTRICAL ADJUSTMENTS Volume Up/Down ..............4 Tape Section ................. 22 Audio Control ................4 Tuner Section ................ -
Page 3: General
http://www.xiaoyu163.com SECTION 1 GENERAL 3 7 63 1515 0 This section extracted from instruction manual. L 13942296513 u163 http://www.xiaoyu163.com... -
Page 4: Volume Up/Down
http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com... -
Page 5: Auto Seek Tuning
http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com... -
Page 6: Manual Tuning
http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com... -
Page 7: Playing A Cassette
http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com... -
Page 8: Tms (Tape Music Sensor)
http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com... -
Page 9: Disc Play With Cd Changer (Optional)
http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com... -
Page 10: Disc Selecting
http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com... -
Page 11: Disassembly
http://www.xiaoyu163.com SECTION 2 DISASSEMBLY 3 7 63 1515 0 Note : Follow the disassembly procedure in the numerical order given. 2-1. COVER 6 cover 4 claws 1 P 2.6x6 5 claws 3 claws 2 P 2.6x8 L 13942296513 2-2. FRONT PANEL ASSY Note : When removing the LAMP board from the holder (B), take care not to bend or break the claw of the holder. -
Page 12: Mechanism Deck Block
http://www.xiaoyu163.com 3 7 63 1515 0 2-3. MECHANISM DECK BLOCK 5 mechanism deck block 2 P2.6x6 4 CNP501 3 CNP401 1 P 2.6x6 L 13942296513 2-4. MAIN BOARD 3 P 2.6x6 4 MAIN board 1 P 2.6x6 u163 2 P 2.6x6 http://www.xiaoyu163.com... -
Page 13: Assembly Of Mechanism Deck
http://www.xiaoyu163.com SECTION 3 ASSEMBLY OF MECHANISM DECK 3 7 63 1515 0 Note : Follow the assembly procedure in the numerical order given. 3-1. ARM (DRIVE) ASSY Part A 1 arm (drive) assy 2 gear (LDG-FB) (Align part A as shown in the figure.) L 13942296513 3-2. -
Page 14: Gear (Ldg-B)
http://www.xiaoyu163.com 3 7 63 1515 0 3-3. GEAR (LDG-B) 3 stopper washer 2 gear (LDG-B) 1 gear (LDG-E) (Position A with B and C with D and install them.) L 13942296513 3-4. GEAR POSITION SETTING • Align A with B. •... -
Page 15: Chassis (S) Assy
http://www.xiaoyu163.com 3 7 63 1515 0 3-5. CHASSIS (S) ASSY 2 PS 2x4 1 chassis (S) assy L 13942296513 3-6. LEVER (MODE) • Align A of rotary slide switch with B of lever (mode). • Check that each of C through G 1 lever (mode) is put in the groove. -
Page 16: Head Plate Assy
http://www.xiaoyu163.com 3 7 63 1515 0 3-7. HEAD PLATE ASSY 2 step screw (HP) 3 step screw (HP) 1 head plate assy • Insert A into B. • Insert C into D. 4 head base retainer spring L 13942296513 5 P 2x2 3-8. -
Page 17: Main Motor Assy
http://www.xiaoyu163.com 3 7 63 1515 0 3-9. MAIN MOTOR ASSY 1 CN103 4 P 2x2 3 main motor assy (M901) 2 Align the motor terminal with the position given in the diagrams. L 13942296513 3-10. FLYWHEEL (F) 5 flywheel (F) 2 clutch (FR) assy 4 washer 1 washer... -
Page 18: Belt (25)
http://www.xiaoyu163.com 3 7 63 1515 0 3-11. BELT (25) 1 belt (25) • Turn the clutch (FR) assy in the arrowed direction and correct twist at the belt (25). clutch (FR) assy L 13942296513 3-12. HANGER 1 catcher assy 2 hanger •... -
Page 19: Housing
http://www.xiaoyu163.com 3 7 63 1515 0 3-13. HOUSING Note : Install the housing with care to avoid contact with the pinch roller and head. 1 housing • Put A to below B. • Insert C into D. • Insert E into F. •... -
Page 20: Lever (Ldg-A)
http://www.xiaoyu163.com 3 7 63 1515 0 3-15. LEVER (LDG-A) 1 lever (LDG-A) • Fit A into B, C into D and E into F. L 13942296513 3-16. LEVER (LDG-B) 1 lever (LDG-B) • Fit A into B and C into D. •... -
Page 21: Gear (Loading Ft)
http://www.xiaoyu163.com 3 7 63 1515 0 3-17. GEAR (LOADING FT) 4 washer 3 gear (loading FT) (• Fit A into B.) 2 tension spring (LD-2) 1 tension spring (LD-1) gear (LDG-FB) L 13942296513 gear (LDG-A) gear (LDG-D) gear (LDG-FB) u163 http://www.xiaoyu163.com... -
Page 22: Mechanical Adjustments
http://www.xiaoyu163.com SECTION 4 SECTION 5 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS 3 7 63 1515 0 PRECAUTION See the adjustment location from on page 25 for the adjust- 1. Wipe the following components with an absorbent cotton cloth ment. moistened with alcohol before adjustment : PB head Pinch roller 0 dB = 0.775 V... -
Page 23: Tuner Section
http://www.xiaoyu163.com 3 7 63 1515 0 TUNER SECTION 0 dB = 1 µV FM Auto Scan/Stop Level Adjustment Setting : FM button : FM Cautions during repair When the tuner unit is defective, replace it by a new one because FM RF signal its internal block is difficult to repair. - Page 24 http://www.xiaoyu163.com 3 7 63 1515 0 FM Noise Focus Adjustment FM Stereo Separation Adjustment Setting : Setting : FM button : FM FM button : FM FM RF signal FM RF signal generator generator level meter level meter antenna antenna 4 Ω...
- Page 25 http://www.xiaoyu163.com 3 7 63 1515 0 AM Auto Scan/Stop Level Adjustment Adjustment Location : tuner unit (TU1) Setting : AM button : AM – set upper view – 30 Ω 15 pF 65 pF AM RF signal generator AM AUTO SCAN/ AM dummy STOP LEVEL ADJ antenna(50 Ω)
- Page 26 http://www.xiaoyu163.com 3 7 63 1515 0 MEMO L 13942296513 u163 http://www.xiaoyu163.com...
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Page 27: Diagrams
XR-H594WG SECTION 6 DIAGRAMS 3 7 6 3 1 5 1 5 0 6-1. BLOCK DIAGRAM — TAPE SECTION — L-CH TAPE EQ AMP/DOLBY NR SYSTEM CONTROL TUNER IC401 IC601 (2/3) SECTION (Page 28) FWD/REV HP901 NR OUT (PLAY BACK) -
Page 28: Block Diagram -Tuner Section
XR-H594WG 3 7 6 3 1 5 1 5 0 6-2. BLOCK DIAGRAM — TUNER SECTION — CNP302 (1/2) G-L– GAL+ GAR+ R-CH ELECTRONIC VOLUME GAR– L-CH IC302 TAPE SECTION POWER AMP IC304 (Page 27) CNP301 (1/2) TUNER UNIT... -
Page 29: Block Diagram -Control Section
XR-H594WG 3 7 6 3 1 5 1 5 0 6-3. BLOCK DIAGRAM — CONTROL SECTION — THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) -
Page 30: Printed Wiring Boards -Main Section
XR-H594WG 3 7 6 3 1 5 1 5 0 6-4. PRINTED WIRING BOARDS — MAIN SECTION — • Semiconductor Location Ref. No. Location Ref. No. Location (IC304) A-10 (IC401) I-11 (IC502) D100 IC601 D109 IC700 D110 IC800 E-13... - Page 31 XR-H594WG 3 7 6 3 1 5 1 5 0 M901 CAPSTAN/REEL MOTOR REEL BOARD 1 3 9 4 2 2 9 6 5 1 3 S901 TAPE OPERATION ROTARY SLIDE SWITCH 1–670–448– (Page 36) w w w u 1 6 3 (Page 36) http://www.xiaoyu163.com...
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Page 32: Schematic Diagram -Main Section (1/3)
XR-H594WG 3 7 6 3 1 5 1 5 0 6-5. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) — • Refer to page 33 for Waveforms. • Refer to page 37 for IC Block Diagrams. 1 3 9 4 2 2 9 6 5 1 3... -
Page 33: Schematic Diagram -Main Section (2/3)
XR-H594WG 3 7 6 3 1 5 1 5 0 6-6. SCHEMATIC DIAGRAM — MAIN SECTION (2/3) — • Waveforms 2.6Vp-p 7.2MHz (XOUT) 1.8Vp-p 32.768kHz IC601 (XOA) 5.2Vp-p 3.68MHz (XO) IC601 4.6Vp-p 6.29MHz (XO) IC700 1 3 9 4 2 2 9 6 5 1 3... -
Page 34: Schematic Diagram -Main Section (3/3)
XR-H594WG 3 7 6 3 1 5 1 5 0 6-7. SCHEMATIC DIAGRAM — MAIN SECTION (3/3) — • Refer to page 33 for Waveforms. • Refer to page 39 for IC Block Diagrams. (Page 32) (Page 33) 1 3 9 4 2 2 9 6 5 1 3... -
Page 35: Schematic Diagram -Display Section
XR-H594WG 3 7 6 3 1 5 1 5 0 6-8. SCHEMATIC DIAGRAM — DISPLAY SECTION — (Page 34) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com... -
Page 36: Printed Wiring Boards -Display Section
XR-H594WG 3 7 6 3 1 5 1 5 0 6-9. PRINTED WIRING BOARDS — DISPLAY SECTION — (Page 31) 1 3 9 4 2 2 9 6 5 1 3 (Page 31) w w w u 1 6 3... - Page 37 http://www.xiaoyu163.com 3 7 63 1515 0 • IC Block Diagrams IC1 LC72131M-TL-M PHASE DETECTOR CHARGE PUMP REFERENCE POWER ON RESET DIVIDER UNIVERSAL COUNTER UNLOCK SWALLOW COUNTER 12BITS PROGRAMMABLE DETECTOR 1/16, 1/17, 4BITS DIVIDER DATA SHIFT REGISTER LATCH IC302 LC75386NEHS-R L 13942296513 LFIN LVREF –...
- Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 IC100 M5280FP-TP1 IC401 CXA2510AQ-T4 OUT2 120µ/70µ 4.7K 4.7K + – AMS/PLAY – 4.7K 4.7K NR BIAS FWD/REV MODE 4.7K 4.7K REV-IN(R) TAPE/AUX MTL/NML VREF-RCH MUTE/TAPE TAPE EQ FWD-IN(R) NR MODE NR-ON FWD/RVS GND-VCT 2.2K 2.2K DETECT MS ON/...
- Page 39 http://www.xiaoyu163.com 3 7 63 1515 0 IC700 µPD72042BGT-E1 TIMING TEST GENERATOR DRIVER RECEIVER PARITY RIVALRY PARITY CREATION FILTER SPEEDING DATA LINK SYNC CONTROLLER CONVERTER CONTROL INPUT BUS FLAME DATA (5 BYTE) (33 BYTE) (7 BYTE) (40 BYTE) CONTROL SIREAL I/O CONTROL CONTROL L 13942296513 u163...
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Page 40: Ic Pin Description
http://www.xiaoyu163.com 3 7 63 1515 0 6-10. IC PIN DESCRIPTION • IC601 MB90574PFV-G-307-BND (SYSTEM CONTROL) Pin No. Pin Name Pin Description 1, 2 Not used in the set. PW ON Power ON control output TEL ON TEL audio output permission pin NA ON NAVI audio output permission pin ANTREM... - Page 41 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Pin Description VOLSO Electric volume serial data output VOLCKO Electric volume serial clock output RE IN1 Rotary encoder input Not used in the set. DATA EEPROM data input/output EEPROM clock input/output GAIRQ GA-NET interrupt request input 73, 74...
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Page 42: Exploded Views
http://www.xiaoyu163.com SECTION 7 EXPLODED VIEWS 3 7 63 1515 0 NOTE: • The mechanical parts with no reference • -XX and -X mean standardized parts, so • Hardware (# mark) list are given in number in the exploded views are not supplied. they may have some difference from the the last of this parts list. -
Page 43: Front Panel Section
http://www.xiaoyu163.com 3 7 63 1515 0 7-2. FRONT PANEL SECTION LCD501 L 13942296513 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3379-033-2 PANEL ASSY, FRONT * 56 A-3326-584-A DISPLAY BOARD, COMPLETE 3-046-114-31 DOOR, CASSETTE * 57 3-024-505-01 HOLDER (B) * 53 3-041-637-01 ILLUMINATOR... -
Page 44: Mechanism Deck Section (1)
http://www.xiaoyu163.com 3 7 63 1515 0 7-3. MECHANISM DECK SECTION (1) (MG-25H-136) L 13942296513 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-020-533-01 HOUSING 3-026-166-01 SPRING (LD-2), TENSION 3-026-165-01 SPRING (LD-1), TENSION * 108 3-019-130-01 LEVER (LDG-A) X-3376-155-2 ARM (SUCTION) ASSY 3-020-542-01 GEAR (LOADING FT) X-3375-975-2 CATCHER ASSY... -
Page 45: Mechanism Deck Section (2)
http://www.xiaoyu163.com 3 7 63 1515 0 7-4. MECHANISM DECK SECTION (2) (MG-25H-136) HP901 M901 L 13942296513 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-014-798-01 SCREW (HEAD), SPECIAL 3-701-437-21 WASHER 3-031-573-01 WASHER (PINCH) 3-008-877-01 LEVER (PINCH SELECTION) X-3370-977-2 LEVER (PINCH R) ASSY 3-032-826-04 LEVER (MODE) X-3370-976-2 LEVER (PINCH F) ASSY... -
Page 46: Mechanism Deck Section (3)
http://www.xiaoyu163.com 3 7 63 1515 0 7-5. MECHANISM DECK SECTION (3) (MG-25H-136) not supplied S901 not supplied not supplied not supplied M902 not supplied L 13942296513 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 201 1-670-448-11 REEL BOARD 3-020-538-02 GEAR (LDG-FB) -
Page 47: Electrical Parts List
http://www.xiaoyu163.com DISPLAY SECTION 8 ELECTRICAL PARTS LIST 3 7 63 1515 0 LAMP MAIN NOTE: • Due to standardization, replacements in • Items marked “*” are not stocked since When indicating parts by reference the parts list may be different from the they are seldom required for routine service. - Page 48 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-162-927-11 CERAMIC CHIP 100PF C129 1-109-982-11 CERAMIC CHIP 1-162-927-11 CERAMIC CHIP 100PF C130 1-109-982-11 CERAMIC CHIP 1-163-251-11 CERAMIC CHIP 100PF C141 1-163-009-11 CERAMIC CHIP 0.001uF 1-163-251-11 CERAMIC CHIP...
- Page 49 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C414 1-109-982-11 CERAMIC CHIP C908 1-124-233-11 ELECT 10uF C415 1-163-251-11 CERAMIC CHIP 100PF C909 1-164-004-11 CERAMIC CHIP 0.1uF C416 1-163-021-11 CERAMIC CHIP 0.01uF C417 1-124-584-00 ELECT...
- Page 50 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > Q807 8-729-216-22 TRANSISTOR 2SA1162-YG-TE85L Q900 8-729-421-19 TRANSISTOR UN2213-TX 8-759-346-57 IC LC72131M-TL-M Q901 8-729-422-33 TRANSISTOR 2PD601AR-115 IC50 8-759-367-11 IC HA12181FP-EL Q902 8-729-019-03 TRANSISTOR 2SB1202FA-T-TL IC100...
- Page 51 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R130 1-216-025-11 RES-CHIP 1/10W R602 1-216-097-11 RES-CHIP 100K 1/10W R131 1-216-081-00 METAL CHIP 1/10W R603 1-216-845-11 METAL CHIP 100K 1/16W R206 1-216-198-11 RES-CHIP 1/8W R604...
- Page 52 XR-H594WG MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R804 1-216-081-00 METAL CHIP 1/10W < VARIABLE RESISTOR > R805 1-216-206-00 RES-CHIP 2.2K 1/8W R806 1-216-073-00 METAL CHIP 1/10W RV401...