XR-C8100/C8100R SERVICE MANUAL AEP Model UK Model XR-C8100R E Model XR-C8100 Photo : XR-C8100R Model Name Using Similar Mechanism XR-C7200/C7200W Tape Transport Mechanism Type MG-25D-136 SPECIFICATIONS Cassette player section Tape track Wow and flutter Frequency response 4-track 2-channel stereo 0.
General Outputs Tone controls Power requirements Dimensions Mounting dimensions Mass Supplied accessories TABLE OF CONTENTS Line outputs (3) Power antenna relay control lead Power amplifier control lead Telephone ATT control lead Illumination control lead (C8100) Bass ± 10 dB at 100 Hz Treble ± 10 dB at 10 kHz 12 V DC car battery (negative ground) Approx. 178 × 50 × 180 mm (w/h/d) Approx. 182 × 53 × 160 mm (w/h/d) Approx. 1.
SECTION 1 GENERAL –3– This section extracted from XR-C8100R’s instruction manual.
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SECTION 2 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 2-1. COVER 1 claw 4 cover 3 claws 2 claw 2-2. FRONT PANEL ASSY 3 Push the bearing (L). 2 Push the bearing (R). 4 front panel assy 1 Push the button (open).
2-3. SUB PANEL ASSY 4 claws 7 CN500 3 PTT 2.6x6 6 CN802 5 claw 2 PTT 2.6x6 8 sub panel assy 1 PTT 2.6x6 2-4. MECHANISM DECK 1 screws (2.
2-5. MAIN BOARD 3 ground point screw 4 ground point screws 2 PTT 2.6x10 5 MAIN board 6 insulated plate 1 PTT 2.6x10 2-6. HEAT SINK 1 CN551 2 J10 9 heat sink 4 cord (with connector) (INVERTER) 3 PTT 2.6x10 7 PTT 2.6x10 8 PTT 2.6x10 6 cord (with connector) 5 PTT 2.
SECTION 3 ASSEMBLY OF MECHANISM DECK Note : Follow the assembly procedure in the numerical order given. HOUSING 5 Fit projection on C part. 7 Holder the hanger by bending the claw. 1 Install the catcher to the hanger. 2 Install the hanger onto two claws of the housing. hanger 4 Fit claw on B part. 3 Put the housing under A part. 6 Fit projection on D part. housing C part 8 Hold the hanger by bending the claw.
LEVER (LDG-A) / (LDG-B) shaft A shaft A shaft B shaft C 1 Fit the lever (LDG-A) on shafts A – C and install it. shaft B 3 type-E stop ring 2.0 2 Fit the lever (LDG-B) on shafts A and B and install it. GEAR (LOADING FT) gear (LDG-D) 5 gear (loading FT) hole hole 6 polyethylene washer lever (LDG-A) gear (LDG-FB) 4 Align hole in the gear (LDG-D) with hole the lever (LDG-A). 1 2 tension spring (LD-2) 2 tension spring (LD-1) – 22 – 3 Move the lever (LDG-B) in the arrow direction.
GUIDE (C) 2 guide (C) 1 three claws MOUNTING POSITION OF CAPSTAN/REEL MOTOR (M901) 1 precision screws +P 2x2 capstan/ reel motor 30˚ – 23 –
SECTION 4 MECHANICAL ADJUSTMENTS SECTION 5 ELECTRICAL ADJUSTMENTS PRECAUTION See the adjustment location from on page 28 for the adjustment. 1. Wipe the following components with an absorbent cotton cloth moistened with alcohol before adjustment : PB head Pinch roller Idler Rubber belt Capstan 2. Demagnetize the PB head using a head demagnetizer. 3. Be careful not to use a magnetized screwdriver. 4. After the adjustment is completed, lock the adjustment parts using screws. 5.
TUNER SECTION 0 dB = 1 µV Cautions during repair When the tuner unit is defective, replace it by a new one because its internal block is difficult to repair. FM Auto Scan/Stop Level Adjustment Setting : SOURCE button : FM FREQUENCY SELECT switch (C8100) : FM 200K FM RF signal generator TEST MODE This set have the test mode function. In the test mode, FM Auto Scan/Stop Level and AM (MW) Auto Scan/Stop Level adjustments can be performed easier than it in ordinary procedure. 1.
FM Stereo Separation Adjustment (WIDE) Setting : SOURCE button : FM FREQUENCY SELECT switch (C8100) : FM 200K FM RF signal generator 0.01 µF FM Stereo Separation Adjustment (NARROW) Setting : SOURCE button : FM FREQUENCY SELECT switch (C8100) : FM 200K FM RF signal generator level meter antenna terminal 10 k Ω 0.01 µF level meter antenna terminal 10 k Ω set set LINE OUT REAR Carrier frequency : 97.9 MHz (C8100) : 98.00 MHz (C8100R) Output level : 70 dB (3.
FM RDS S-Meter Adjustment (XR-C8100R only) AM (MW) Auto Scan/Stop Level Adjustment Setting : SOURCE button : FM Setting : SOURCE n MODE button : AM (C8100) MW (C8100R) FREQUENCY SELECT switch (C8100) : AM 10K FM RF signal generator 0.01 µF 30 Ω 15 pF antenna terminal 65 pF set Carrier frequency Output level Mode Modulation : 98.00 MHz : 35 dB (56.2 µV) : mono : no modulation AM RF signal generator set Procedure : 1. Set to the test mode. (See page 25.) 2. Push the SOURCE button and set to FM.
Adjustment Location : tuner unit (TUX10) – set upper view – TAPE SPEED ADJ TUX10 RV1 AM (MW) AUTO SCAN/ STOP LEVEL ADJ DOLBY LEVEL ADJ RV2 FM AUTO SCAN/ STOP LEVEL ADJ RV240 (R-CH) RV3 FM STEREO SEPARATION ADJ (WIDE) RV230 (L-CH) RV4 FM STEREO SEPARATION ADJ (NARROW) RV10 FM RDS S-METER ADJ (XR-C8100R only) – set lower view – L-CH R-CH TP (DOLBY) DOLBY LEVEL ADJ – 28 –
XR-C8100/C8100R SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAM — TAPE SECTION — 34 FL 113 N-R 102 MTL 116 DOLBY FWD R R-CH L 32 REV R DOLBY NR EQ RL R-CH 27 24 AUTO MUSIC 14 SENSOR MUTE 17 AMS/PLAY 20 (METAL DET) Q250 S901 105 POS0 106 POS1 107 POS2 108 POS3 FF (NOR) TAPE OPERATION REW (NOR) NOSESW 80 TIRIND 31 PACKIND 59 LED DRIVER Q501 (TAPE DET) MOTOR DRIVER Q201, 204 8.
XR-C8100/C8100R 6-2.
XR-C8100/C8100R 6-3. BLOCK DIAGRAM — MAIN SECTION — LINE DRIVER IC310 FL 2 -1 13 R-CH -2 CN781 L FRONT R LINE OUT RL 2 7 -3 12 Q330 TUNER SECTION BATT(L) CHECK 3 BATT 10 2 4 7 1 2 3 13 11 SYSRST 11 19 CK X1A 73 4 5 6 76 8 DT 1 8 BUS ON 1 Q602 12 17 SI X601 32.768KHz BATT 2 18 SO 10 BUS ON X0 92 X600 3.
6-8. IC PIN DESCRIPTION • IC600 MB90574PFV-G-115-BND (SYSTEM CONTROL) (XR-C8100R) MB90574PFV-G-116-BND (SYSTEM CONTROL) (XR-C8100) Pin No.
Pin No. Pin Name I/O Pin Description 52 MTP I 53 54 VSM VCC I — S-Meter voltage detection input Power supply pin (+5 V) 55 56 RAMBU POWSEL I I RAM reset detection input Power select initial setting input 57 58 EQ-SEL TESTIN I I Equalizer connection with/without detection initial input Test mode setting detection input 59 60 PACK-IND TIRPLAY O O Door indicator output Audio line select control output at TIR playback.
Pin No. Pin Name I/O Pin Description 111 CM-ON O Tape capstan motor control output 112 113 TAPEON N-ROUT O O Tape power control output Tape forward/reverse detection output 114 115 AMSON DOLBC O O Tape AMS control output Tape DOLBY B/C select control output 116 117 DOLBY CSV-NAR O I Tape DOLBY control output Space condition indicate signal input for voice synthesizer IC.
• IC Block Diagrams IC310, 410 TDA8574 IC10 BU2624FV 20 XOUT VCCL 1 19 VSS INL 2 PHASE DET VCCL BUFFER SVRL 3 XIN REFERENCE DIVIDER 1 17 VDD MAIN COUNT CK 16 FMIN PRESCALER REFERENCE I/O CTL 4 DA 5 CD 6 SHIFT REGISTER LATCH P1 VCCL SIGNAL AMP 15 AMIN 14 LGND 13 OUTL INML 4 IF COUNT CTL P0 15 CL– LIFT AMP BUFFER 2 CE 16 CL+ 18 PD 14 P2 VCCR 7 INMR 5 13 IFIN 20BIT COUNT 9 12 OUTR SIGNAL AMP 11 RGND REFERENCE P3 10 12 SD 11 P4 VCCR LIFT AMP BUFFER 10 CR– SVRR 6
MON RWCK DVDD XT XT WE DROM DI/0 CS4 CD NC 56 55 54 53 52 51 50 49 48 47 46 45 44 43 5 4 TAS SAS ACON 8 TEST 9 MCUM 10 ADDRESS CONTROLLER 32 RSEL2 31 RSEL1 ADPCM ANALYZER/ SYNTHESIZER CE 11 TEST CIRCUIT 30 DGND 29 AGND 15 16 17 18 19 20 21 22 23 24 25 26 27 28 TEST ADIN FOUT AOUT FIN AMON DVDD AVDD LOUT LINE MOUT MIN + - SG CIRCUIT LPF + - 12BIT DAC 12BIT ADC TCH1 MSSW INP 1 INN 1 24 23 22 21 20 19 17 16 15 14 13 12 11 – + OFF/B + – 8dB STEP VOLUME
IC150 SAA6588 IC650 MSM6654A-519GS PSWN 11 MAD 12 4 IIC-BUS SLAVE TRANSCEIVER 10 SCL 9 SDA 24 23 22 21 20 VDD 1 PAUSE DETECTOR AFIN 13 VDDA VSSA MPX VREF 4 SIGNAL QUALITY DETECTOR 5 CLOCKED COMPARATOR 14 15 16 17 RDS/RDBS DEMODULATOR POWER SUPPLY AND RESET SCOUT 18 CIN 19 RDS/RDBS DECODER OSCILLATOR AND CLOCK 57kHz 8th ORDER BAND-PASS LVIN 20 2 3 4 5 6 NC 7 ST 8 XT XT NC CMD NC INTERFACE REGISTER 8 7 6 5 4 DAVN VDDD VSSD OSCI OSC0 TEST CONTROL 3 TCON MULTI-PATH DETECTOR 2 MPTH 1
SECTION 7 EXPLODED VIEWS NOTE: • The mechanical parts with no reference number in the e xploded vie ws are not supplied. • Items mar ked “*”are not stoc ked since the y are seldom required f or routine ser vice. Some delay should be anticipated when ordering these items. • Abbreviation G : German model • Accessories and packing materials and hardware (# mark) list are given in the last of this parts list. • -XX and -X mean standardized parts, so the y ma y ha ve some diff erence from the original one.
7-2. FRONT PANEL SECTION 67 #5 68 #5 not supplied (KEY board) 70 #5 56 65 58 68 69 57 60 LCD900 59 54 66 64 52 EL900 63 53 62 55 51 61 C8100R 61 C8100 Ref. No. Part No.
7-3. MECHANISM DECK SECTION (MG-25D-136) 110 109 113 108 HP901 111 105 104 112 107 #6 106 M901 114 103 102 115 #7 118 118 116 117 101 Ref. No. Part No.
INVERTER SECTION 8 ELECTRICAL PARTS LIST KEY NOTE: • Due to standardization, replacements in the par ts list ma y be different from the par ts specified in the diag rams or the components used on the set. • -XX and -X mean standardized parts, so the y ma y ha ve some diff erence from the original one. • RESIST ORS All resistors are in ohms. METAL:Metal-film resistor . METAL OXIDE: Metal o xide-film resistor .
KEY Ref. No. Part No. Description Remark Ref. No.
MAIN Ref. No. Part No. Description Remark < CAPACITOR > C10 C11 C12 C13 C14 1-163-235-11 1-126-933-11 1-163-809-11 1-126-933-11 1-163-809-11 CERAMIC CHIP ELECT CERAMIC CHIP ELECT CERAMIC CHIP 22PF 100uF 0.047uF 100uF 0.047uF 5% 20% 10% 20% 10% C15 C16 C17 C18 1-126-933-11 1-163-809-11 1-164-232-11 1-164-004-11 ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP 100uF 0.047uF 0.01uF 0.
MAIN Ref. No. Part No. Description Part No. Description C246 C247 C250 C251 C252 1-126-159-11 1-164-004-11 1-124-234-00 1-107-823-11 1-163-023-00 ELECT CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP 0.47uF 0.1uF 22uF 0.47uF 0.015uF 20% 10% 20% 10% 5% Remark 50V 25V 16V 16V 50V C408 C409 C410 C416 C420 1-164-161-11 1-126-159-11 1-126-157-11 1-124-234-00 1-164-004-11 CERAMIC CHIP ELECT ELECT ELECT CERAMIC CHIP 0.0022uF 0.47uF 10uF 22uF 0.
MAIN Ref. No. Part No. Description C610 C611 C612 C613 C614 1-107-826-11 1-164-004-11 1-163-009-11 1-164-232-11 1-163-009-11 CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP 0.1uF 0.1uF 0.001uF 0.01uF 0.001uF 10% 10% 10% 10% 16V 25V 50V 50V 50V Remark C615 C650 C651 C701 C702 1-163-229-11 1-164-004-11 1-126-157-11 1-111-233-11 1-164-004-11 CERAMIC CHIP CERAMIC CHIP ELECT ELECT CERAMIC CHIP 12PF 0.1uF 10uF 5600uF 0.
MAIN Ref. No. Part No.
MAIN Ref. No. Part No.
MAIN Ref. No. Part No. Description Remark Part No. Description R335 R336 R340 R341 R342 1-216-049-11 1-216-061-00 1-216-049-11 1-216-082-00 1-216-086-00 RES,CHIP METAL CHIP RES,CHIP RES,CHIP RES,CHIP 1K 3.3K 1K 24K 36K 5% 5% 5% 5% 5% 1/10W 1/10W 1/10W 1/10W 1/10W R343 R344 R345 R346 R350 1-216-033-00 1-216-081-00 1-216-049-11 1-216-061-00 1-216-065-00 METAL CHIP METAL CHIP RES,CHIP METAL CHIP RES,CHIP 220 22K 1K 3.3K 4.
MAIN Ref. No. Part No. Description Part No. Description R463 R464 R465 R466 R467 1-216-689-11 1-216-033-00 1-216-081-00 1-216-073-00 1-216-073-00 METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 39K 220 22K 10K 10K 0.5% 5% 5% 5% 5% 1/10W 1/10W 1/10W 1/10W 1/10W Remark Ref. No.
MAIN Ref. No. Part No. Description Remark Ref. No. Part No. 1-571-478-11 SWITCH, SLIDE (POWER SELECT) 1-571-478-11 SWITCH, SLIDE (FREQUENCY SELECT) (C8100) 1-762-108-31 SWITCH, PUSH (1 KEY) (NOSE DET) < THERMISTOR (POSITIVE) > TH600 TH700 X10 X100 X150 X600 X601 17 18 23 23 F701 1-801-792-21 THERMISTOR, POSITIVE 2.2 1-801-792-21 THERMISTOR, POSITIVE 2.
XR-C8100/C8100R Ref. No. Part No.
