
SCHEMATIC DIAGRAM (CD)
This is a basic schematic diagram.
PRODUCT SAFETY NOTICE
Each precaution in this manual should be followed
during servicing. Components identified with the IEC
symbol
designated components in which safety can be of
special significance. When replacing a component
identified by
designated, or parts with the same ratings of
resistance, wattage or voltage that are designated
in the parts list in this manual. Leakage-current or
resistance measurements must be made to
determine that exposed parts are acceptably
insulated from the supply circuit before returning the
product to the customer.
in the parts list and the schematic diagram
!!
!
!!
!
, use only the replacement parts
- 43 -- 42 -

TAPE DECK SECTION
TAPE DECK ADJUSTMENT
1. Azimuth Adjustment
• Be sure to clean the heads before attempting to make any adjustment.
• Be sure both channels (1 and 2) are the same level. (Using a dual-channel oscilloscope)
• Be sure both channel's waveform are same for the phase matching.
• After completion of the adjustment, use the threadlock (TB-1401B) to secure the azimuth adjustment screws.
1. Load a test tape (VTT-738 etc. : 10kHz) in the Deck.
2. Press the PLAY button. (Normal playback)
3. Use a + tip screwdriver to turn the screw for normal azimuth adjustment so that the left and right outputs are maximized at
the same phase during normal playback.
4. Press the PLAY button. (Reverse playback)
5. Use a + tip screwdriver to turn the screw for reverse azimuth adjustment so that the left and right outputs are maximized at
the same phase during reverse playback.
6. Adjust so that the waveforms for the left and right channels are in alignment.
2. Replacement of Head
BLUE
WHITE
BLACK
RED
EARTH
YELLOW
ORANGE
3. Parts Location
VR361
TAPE SPEED
ADJUSTMENT
VR372
REC/PLAY
GAIN
L-CH
ADJUSTMENT
VR382
REC/PLAY
GAIN
R-CH
ADJUSTMENT
PLAYBACK_L-CH
ADJUSTMENT
L3501
19KHZ-TRAP
EFFECT
ADJUSTMENT
L-CH
19KHZ-TRAP
ADJUSTMENT
- 46 -
VR371
L3551
EFFECT
R-CH
FREQUENCY
ADJUSTMENT
VR381
PLAYBACK_R-CH
ADJUSTMENT
BIAS-ADJUSTMENT
L-CH
VR373
VR383
BIAS-ADJUSTMENT
R-CH
L3601
BIAS

PARTS LIST
PRODUCT SAFETY NOTICE
EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC
!!
!
SYMBOL
SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY
OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED IN THE PARTS LIST
IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TO THE CUSTOMER.
CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.
IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY CAN BE OF
!!
!
, USE ONLY THE REPLACEMENT PARTS DESIGNATED,
Regular type resistors are less than 1/4 W carbon type and 0 ohm chip resistors.
Regular type capacitors are less than 50 V and less than 1000 µF type of Ceramic type and Electrical type.
PACKING & ACCESSORES
REF.NO. PART NO. DESCRIPTION
614 308 1449 CARTON CASE,INNER SLEEVE
(DC-X5CT/UK)
614 309 7655 CARTON CASE(RD-X5/UK-2)
614 309 7662 CARTON CASE(RD-077/XE)
614 302 0738 CUSHION,FRONT,FRONT
614 302 0745 CUSHION,BACK,BACK
645 036 4358 POLY SHEET-0850X0500*NC,SET
(DC-X5CT/UK,RD-X5/UK)
645 036 4365 POLY SHEET-0850X0500*NC,SET
(RD-077/XE)
CABINET & CHASSIS
REF.NO. PART NO. DESCRIPTION
1 614 309 7167 ASSY,LID,CASSETTE
2 614 292 1548 SPRING,WIRE,LID CASSETTE
3 614 303 9464 ASSY,CABINET,FRONT
4 614 307 1396 ASSY,GEAR,LID CASSETTE
5 614 302 0530 DEC,WINDOW LED,PLAY/REC
6 614 309 7259 BUTTON,SEL,REV.MODE/DOLBY
7 614 309 7266 BUTTON,PLAY,PLAY/REC
8 614 309 6986 ASSY,CABINET,AFTER BENDING
9 614 309 7525 PANEL,REAR
10 614 302 4798 ASSY,CABINET,BOTTOM
FIXING PARTS
REF.NO. PART NO. DESCRIPTION
Y01 411 021 3503 SCR S-TPG BIN 3X10,FRONT-BOTTOM
Y02 411 021 3503 SCR S-TPG BIN 3X10,DECK MECHA
Y03 411 021 3503 SCR S-TPG BIN 3X10,GEAR
Y04 411 021 3503 SCR S-TPG BIN 3X10,FRONT PWB
Y05 411 021 3701 SCR S-TPG BIN 3X10,CABINET
Y06 411 021 3701 SCR S-TPG BIN 3X10,BOTTOM-REAR
Y07 411 021 3701 SCR S-TPG BIN 3X10,
REAR-ELECT PART
Y08 411 021 3503 SCR S-TPG BIN 3X10,SIDE PWB
ELECTRICAL PARTS
REF.NO. PART NO. DESCRIPTION
51 614 298 3928 ASSY,WIRE,R/P&E.HEAD LEAD
(CN381)
or 614 308 1975 ASSY,WIRE,R/P&E.HEAD LEAD
(CN381)
DECK P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
71 614 301 1774 ASSY,PWB,DECK LOG.W/DOLBY,
DECK AMP (Only Initial)
C3606 403 058 1508 POLYESTER 1500P K 50V
C3607 403 059 0302 POLYESTER 0.018U K 50V
C3609 403 059 6502 POLYESTER 0.022U K 50V
CN301 614 239 5455 SOCKET
CN311 645 012 2743 SOCKET,DIP 9P
CN312 614 020 6562 SOCKET,4P
or 614 223 9223 SOCKET
CN321 614 268 2913 ASSY,WIRE,MECHA-LEAD
or 614 308 1968 ASSY,WIRE,MECHA-LEAD
CN331 645 012 2736 SOCKET,DIP 8P
CN371 645 006 0861 PLUG,7P
CN372 645 005 8226 PLUG,3P
or 645 009 6433 PLUG,3P
D3301 407 012 4406 DIODE 1SS133
D3601 407 012 4406 DIODE 1SS133
D3602 407 012 4406 DIODE 1SS133
D3621
D3901 407 099 5303 ZENER DIODE MTZJ5.6B
IC331 410 341 8700 IC M38503M4-092FP
IC351 409 294 6307 IC CXA1552P
IC361 409 050 8200 IC TC4011BF
IC362 409 241 5308 IC BA3126N
IC371 409 486 3503 IC NJM4580L
IC372 409 345 3804 IC BU4066BC
IC373 409 214 1900 IC CXA1298AP
L3501 614 270 4295 FILTER,LC
L3551 614 270 4295 FILTER,LC
L3601 645 009 0615 TRANS,OSC,85KHZ
L3701 614 029 3142 MX COIL
or 614 029 3937 MX COIL
L3801 614 029 3142 MX COIL
or 614 029 3937 MX COIL
L3901 645 001 4581 INDUCTOR,100U K
or 645 031 7842 INDUCTOR,100U K
LUG30 645 023 8987 FIXER,FIX_SHIELD_WIRE
Q3301 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3302 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3303 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3304 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3305 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
!!
!
407 004 9709 DIODE DSK10C
- 49 -

PARTS LIST
REF.NO. PART NO. DESCRIPTION
Q3306 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3307 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3308 405 151 5209 TR KRA107M
or 405 000 0904 TR DTA114YS
Q3309 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3310 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3311 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3312 405 151 5209 TR KRA107M
or 405 000 0904 TR DTA114YS
Q3501 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3551 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3601 405 006 3909 TR 2SA952-K
or 405 006 4005 TR 2SA952-L
or 405 141 3703 TR KTA1271-Y
Q3602 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3603 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3604 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3605 405 077 8100 TR 2SA1437
Q3606 405 146 1209 TR KRC104M
or 405 078 3005 TR BA1L4M
or 405 000 6104 TR DTC144ES
Q3621 405 006 3909 TR 2SA952-K
or 405 006 4005 TR 2SA952-L
or 405 141 3703 TR KTA1271-Y
Q3622 405 006 3909 TR 2SA952-K
or 405 006 4005 TR 2SA952-L
or 405 141 3703 TR KTA1271-Y
Q3701 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3702 405 151 4400 TR KTD1303
or 405 021 0204 TR 2SD1012-F-SPA
or 405 021 0600 TR 2SD1012-G-SPA
or 405 033 6706 TR 2SD1468S-R
or 405 033 6805 TR 2SD1468S-S
REF.NO. PART NO. DESCRIPTION
Q3801 405 011 8609 TR 2SC1740S-S
or 405 011 8500 TR 2SC1740S-R
or 405 020 7402 TR 2SC945A-P
or 405 020 7204 TR 2SC945A-K
or 405 141 3307 TR KTC3198-GR
or 405 141 3208 TR KTC3198-Y
Q3802 405 151 4400 TR KTD1303
or 405 021 0204 TR 2SD1012-F-SPA
or 405 021 0600 TR 2SD1012-G-SPA
or 405 033 6706 TR 2SD1468S-R
or 405 033 6805 TR 2SD1468S-S
Q3901 405 143 0007 TR KRC107M
or 405 000 3806 TR DTC114YS
Q3902 405 151 5209 TR KRA107M
or 405 000 0904 TR DTA114YS
R3609 401 009 8606 CARBON 39 JA 1/2W
VR361 645 003 5647 VR,SEMI,1K N
VR371 645 003 5692 VR,SEMI,22K N
VR372 645 003 5531 VR,SEMI,10K N
VR373 645 003 5548 VR,SEMI,100K N
VR381 645 003 5692 VR,SEMI,22K N
VR382 645 003 5531 VR,SEMI,10K N
VR383 645 003 5548 VR,SEMI,100K N
X3301 614 215 5561 RESONATOR,CERAM
or 645 013 7532 OSC,CERAMIC 4.19MHZ
DECK SW P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
72 614 301 1781 ASSY,PWB,DECK SW (Only Initial)
CN341 645 012 2736 SOCKET,DIP 8P
D3331 408 037 4204 LED SLP-3118B-51HAB-T1
D3332 408 037 4204 LED SLP-3118B-51HAB-T1
D3333 408 032 5404 LED SLP-9118C-51H-S-T1
D3334 408 032 5404 LED SLP-9118C-51H-S-T1
S3331 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3332 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3333 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3334 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3335 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3336 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3337 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3338 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
S3339 645 006 5958 SWITCH,PUSH 1P-1T
or 614 220 5471 SWITCH,TACT
or 614 240 1002 SWITCH,TACT
- 50 -