manualshive.com logo in svg

Pioneer FX-MG8517ZT/UC, Service Manual

Share
Download
Pioneer FX-MG8517ZT/UC Service Manual Download Page 18

18

FX-MG8517ZT,MG8817ZT

A

1

2

3

4

B

C

D

1

2

3

4

A

MAIN UNIT

B

FM/AM TUNER UNIT

AM

FM

AM

FM

AM

FM

AM

FM

AM

FM

AM

FM

AM

FM

AM

FM

AM

FM

MAIN

ANTENNA

SUB

ANTENNA

FM DIVERSITY

TUNER CONTROLLER

LOOP FILTER

1

4

25

6

3

AM NOISE CANCELER

FM

AM

CD

TAPE

: -17.0dBs

: -18.6dBs

: +3.3dBs

: -4.1dBs

1

4

2

5

3

SYSTEM MUTE

1

6 

2

5

3

4

FM

AM

CD

TAPE

: -46.9dBs

: -18.6dBs

: +1.8dBs

: -8.24dBs

FM 30% 400Hz : -26.9dBs

AM 30% 400Hz : -16.0dBs

CD MUTE

TAPE MUTE

1

4

2

5

3

1

4

2

5

3

BAC

14

2

5

3

6

A-a

A-b

A-a

1

2

3

4

5

Summary of Contents for FX-MG8517ZT/UC

Page 1: ...ed for TOYOTA by PIONEER CORPORATION VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No ID No PIONEER MODEL No LEXUS ES300 U S A CANADA July 2001 86120 33510 P6816 FX MG8517ZT UC LEXUS ES300 U S A CANADA July 2001 86120 33520 P6818 FX MG8817ZT UC ES300 Service Manual ...

Page 2: ...emarks CX 631 CRT1640 2L Cassette Mech Module Mech Description Disassembly CX 890 CRT2376 G1 CD Mech Module Circuit Description Mech Description Disassembly Bup On Acc OFF SEEK TRACK UP DISC CD Acc ON Display Display SHIP Bup OFF Acc OFF Shift completion to the transportation mode Disc loading slot illumination Lighting Disc loading slot illumination Blinking The mode is shifting to the transporta...

Page 3: ...ns have the necessary test equipment and tools and have been trained to properly and safely repair complex products such as those covered by this manual Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer ...

Page 4: ...4 FX MG8517ZT MG8817ZT 2 EXPLODED VIEWS AND PARTS LIST 2 1 EXTERIOR 1 2 C S R ...

Page 5: ...lle Assy MG8517ZT CXB8325 Grille Assy MG8817ZT CXB8328 40 Screw BPZ26P080FMC 41 Button LOAD CAC6781 42 Button CD EJECT CAC6782 43 Button 1 CAC6783 44 Button 2 CAC6784 45 Button 3 CAC6785 46 Button 4 CAC6786 47 Button SEEK TRACK CAC6787 48 Button RDS TYPE CAC6788 49 Button TAPE EJECT CAC6789 50 Button TRAF CAC6790 51 Button AM CAC6791 52 Button FM CAC6792 53 Button TAPE CAC6793 54 Button DISC CAC67...

Page 6: ...6 FX MG8517ZT MG8817ZT 2 2 EXTERIOR 2 2 A B Q ...

Page 7: ...BMZ30P050FMC 29 Chassis CNA2329 30 Connector CN702 CKS4376 31 Connector CN701 CKS3989 32 Terminal CN703 CKF1064 33 Screw M5x8 CBA1558 34 Screw BMZ50P080FMC 35 86211 33180 CNC9644 36 86212 33180 CNC9645 37 Main Unit MG8517ZT CWM7358 Main Unit MG8817ZT CWM7474 38 Screw BMZ30P060FMC 39 Screw M3x6 CBA1393 40 Holder CNC9092 41 Terminal CN800 CKF1059 42 Plug CN803 CKM1221 43 Connector CN801 CKM1322 44 P...

Page 8: ...FX MG8517ZT MG8817ZT 8 2 3 CD MECHANISM F E K H I L J M G D ...

Page 9: ...t CLA3693 55 Steer CNC7215 56 Steer CNC7216 57 Cam CNC8774 58 Holder CNC7235 59 Gear CNC7236 60 Gear CNC9512 61 Lever CNC7243 62 Lever CNC7244 63 Lever CNC7245 64 Lever CXB4944 65 Cover CNC7441 66 Holder Unit CXB4946 67 Lever CNC9088 68 Gear CNC8140 69 Sheet CNM6840 70 PCB CNP5764 71 PCB CNP6010 72 Gear CNR1479 73 Gear CNR1481 74 Gear CNR1495 75 Gear CNR1501 76 Gear CNR1502 77 Gear CNR1540 78 Gear...

Page 10: ... 157 Loading Arm L Assy CXB6957 158 Loading Arm L Assy Service CXX1469 159 Screw CBA1453 160 Washer CBF1038 161 Loading Arm R Assy Service CXX1486 162 Washer CBF1074 163 Spring CBH2136 164 Arm CNC7241 165 Arm CXB6911 166 Holder CBL1508 167 Belt CNT1079 168 Holder CNV5055 169 Pulley CNV5057 170 Roller CNV6209 171 Guide CNV5125 172 Bracket Unit CXB5937 173 Roller Gear Unit CXB3176 174 Motor Unit M2 ...

Page 11: ...FX MG8517ZT MG8817ZT 11 ...

Page 12: ...12 FX MG8517ZT MG8817ZT 2 4 CASSETTE MECHANISM MODULE O P N ...

Page 13: ... Lever ENC1448 28 Arm ENC1488 29 Roller ENR1023 30 Belt ENT1027 31 Gear ENV1347 32 Collar ENV1508 33 Gear ENV1350 34 Flywheel ENV1500 35 Worm Gear ENV1439 36 Worm Wheel ENV1440 37 Gear ENR1037 38 Lever ENV1533 39 Arm ENV1525 40 Gathering PCB ENX1037 41 PCB ENP1182 42 Switch S1 S2 ESG1004 43 Motor Unit M2 SUB EXA1382 44 Chassis Unit EXA1559 45 Tube ENM1039 46 Roller ENR1027 47 Reel Unit EXA1560 48 ...

Page 14: ...ON SENSE V 5V 5 14 15 4 3 1 2 3 4 8 5 6 7 10 11 1 1 1 1 2 3 4 1 2 4 1 2 1 1 2 3 5 6 3 4 2 1 5 6 3 4 2 1 5 7 3 4 2 1 7 5 9 8 10 11 10 2 11 1 19 28 29 30 19 28 29 30 45 44 46 42 8 9 43 42 35 39 10 1 50 49 48 6 7 11 4 5 2 3 47 46 45 12 44 43 9 16 56 13 27 53 26 79 17 2 18 62 61 75 60 59 58 57 78 77 76 55 6 5 72 69 12 41 50 1 2 3 45 44 40 47 46 49 48 4 5 6 39 7 8 36 35 37 32 33 39 41 41 43 48 50 Q271 ...

Page 15: ...ER IC602 HA12187FP 6 IC305 TC74HC4066AF ANALOG SWITCH 4 3 1 2 BU AVC LAN MUTE Q801 ISENS Q805 BSENS Q806 ASENS Q807 ILL Q825 5 BU L L Q811 Q813 4 LAMP Q802 Q809 Q815 CD9V 8R5V CD9V VDCONT SW5V Q401 Q402 Q405 2 2 19 ldet 67 FMMUT 66 AMMUT Q607 Q304 TAPE MUTE SW5V 50 TAPMUTE SYSTEM MUTE Q307 2 2 Q305 IC301 NJM2068MD MIXING AMP HARD MUTE 2 1 IC302 NJM2068MD 2 1 IC303 NJM2068MD 2 1 Q307 1 2 Q308 Q303 ...

Page 16: ...AM FM AM FM AM FM AM FM AM FM AM FM AM FM AM FM AM FM AM FM FM FM FM AM AM AM AM AM AM AM AM AM AM AM AM AM AM AM MAIN ANTENNA SUB ANTENNA FM DIVERSITY TUNER CONTROLLER LOOP FILTER 1 4 2 5 6 3 RBDS DECODER AM NOISE CANCELER 1 4 2 5 6 3 6 3 2 5 1 4 1 4 2 5 3 1 4 2 5 3 1 4 2 5 3 FM AM CD TAPE 17 0dBs 18 6dBs 3 3dBs 4 1dBs 1 4 2 SYSTEM MUTE 1 6 2 5 3 4 FM AM CD TAPE 46 9dBs 18 6dBs 1 8dBs 8 24dBs FM ...

Page 17: ... chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors 1 4 2 5 3 6 1 4 2 5 3 6 BALANCE TO UNBALANCE CONVERTER 5 3 SYSTEM CONTROLLER RESET CD 9V REGULATOR AUDIO 8 5V REGULATOR 1 4 2 5 3 6 1 4 2 5 3 6 BACK UP MUTE AVC LAN 5V REGULATOR MUTE ILL SENSE ILLUMINATION DIMMER CONTROL BU SENSE ACC SENSE ILLUMINATION...

Page 18: ...MAIN ANTENNA SUB ANTENNA FM DIVERSITY TUNER CONTROLLER LOOP FILTER 1 4 2 5 6 3 AM NOISE CANCELER FM AM CD TAPE 17 0dBs 18 6dBs 3 3dBs 4 1dBs 1 4 2 5 3 SYSTEM MUTE 1 6 2 5 3 4 FM AM CD TAPE 46 9dBs 18 6dBs 1 8dBs 8 24dBs FM 30 400Hz 26 9dBs AM 30 400Hz 16 0dBs CD MUTE TAPE MUTE 1 4 2 5 3 1 4 2 5 3 BAC 1 4 2 5 3 6 A a A b A a 1 2 3 4 5 ...

Page 19: ...1801 Q CN702 N CN251 AM FM AM FM FM FM FM AM AM AM AM AM AM AM AM AM AM AM AM AM AM AM RBDS DECODER AM NOISE CANCELER 1 4 2 5 6 3 6 3 2 5 1 4 1 4 2 5 3 1 4 2 5 3 1 4 2 5 3 1 6 2 5 3 4 TUNER MUTE ANALOG SWITCH CD 2 1dBs TAPE 7 2dBs A a A b A a 7 8 6 9 10 ...

Page 20: ...en replacing be sure to use parts of identical designation Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors BALANCE TO UNBALANCE CONVERTER 5 3 E SYSTEM CONTROLLER BACK UP MUTE AVC LAN 5V REGULATOR MUTE 5 01V 4 17V AUDIO 4V FM AM CD TAPE 12...

Page 21: ...2 5 3 6 RESET CD 9V REGULATOR AUDIO 8 5V REGULATOR 1 4 2 5 3 6 1 4 2 5 3 6 ILL SENSE ILLUMINATION DIMMER CONTROL BU SENSE ACC SENSE ILLUMINATION REGULATOR LCD BACK LIGHT REGULATOR 8 21V 4 97V 5 81V 5 93V 3 61V 8 98V CD MODE 8 70V 4 94V 4 90V 4 97V A a A b A b 7 8 6 9 10 ...

Page 22: ...8817ZT A 1 2 3 4 B C D 1 2 3 4 AM RF FM FRONT END FM OSC AM OSC FM FM FM FM FM FM FM FM FM FM AM FM AM FM AM FM AM FM AM FM FM FM FM AM AM AM AM AM AM AM AM AM AM AM AM FM AM A 3 3 FM AM TUNER UNIT B FM AM TUNER UNIT B ...

Page 23: ...23 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 PNS FM IF FM FM FM FM FM FM FM AM FM AM AM AM AM AM AM AM AM B ...

Page 24: ...NC NC 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 LOAD DCLOSE TAPE EJECT CD EJECT TRAF AM FM LCD DRIVER AND KEY CONTROLLER 3 4 KEYBOARD UNIT C ...

Page 25: ...25 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 R RIGHT PCB S LEFT PCB A CN804 AM FM TAPE DISC 1 2 5 6 SCAN 3 4 MSG TUNE AUDIO CONTROL RDS TYPE 5 1 3 4 2 PWR VOL UP DOWN 5 1 3 4 2 5 0V 6 0V 8 1V S R C ...

Page 26: ...8817ZT A 1 2 3 4 B C D 1 2 3 4 M5 SPINDLE CXM1120 DISC INSERT DETECT M4 CARRIAGE CXB3178 D MOTOR PCB B PICKUP UNIT SERVICE P8 RF AMP AUTO POWER CONTROL CD DRIVER E CD CORE UNIT SERVO UNIT 3 5 CD CORE UNIT SERVO UNIT D E ...

Page 27: ...27 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 FOCUS TRACKING CARRIAGE SPINDLE DIGITAL SERVO DIGITAL SIGNAL PROCESSOR D A CONVERTER F E ...

Page 28: ...7ZT A 1 2 3 4 B C D 1 2 3 4 E CD CORE UNIT SERVO UNIT M1 CXB6929 Q1 RPI 221 M3 CXB3175 F MOTOR PCB A ELV SENSE SURE TRACK MEMORY CONTROLLER G CD CORE UNIT STS UNIT MOTOR DRIVER H 5V REGULATOR 3 6 CD CORE UNIT STS UNIT F G ...

Page 29: ...29 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 ROLLER D A CONVERTER 4M DRAM CN MOTOR DRIVER ER G CN701 Q ...

Page 30: ...s div 8 CH1 TEY 0 5V div 9 CH2 TIN 0 5V div Test mode 32 tracks jump FWD 0 5ms div 8 CH1 TEY 0 5V div 9 CH2 TIN 0 5V div Test mode Single jump FWD 0 5ms div 6 CH1 FEY 0 1V div 3 CH2 FIN 0 2V div Normal mode Play 20ms div 3 CH1 FIN 0 5V div 0 CH2 SIN 1V div Normal mode Focus close 0 5s div GND GND GND GND Waveforms 0 SIN 0 5V div 0 1s div Normal mode Play REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT R...

Page 31: ...g open 2ms div 6 CH1 FEY 0 2V div 3 CH2 FIN 0 5V div Normal mode During AGC 1ms div EFM 1V div 2µs div Play 0 2s div Dout 2V div 5µs div Play LRCK 2V div 10µs div ADRMON 1V div 1s div Normal mode Starting play GND REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT 1 CH1 RFO 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm 500µs div REFO...

Page 32: ...N 0 5V div Test mode 100 tracks jump FWD 8 CH1 TEY 0 5V div 9 CH2 TIN 0 5V div Normal mode Play 10ms div 5ms div REFOUT REFOUT SCKO 2V div 500ns div Play REFOUT CH1 RCH 2V div CH2 LCH 2V div Normal mode PLAY 0dB 1kHz 200µs div AAGND AAGND REFOUT REFOUT ...

Page 33: ...4 A B C D 1 2 3 4 H I J L M K CXB3177 G CN802 MAX DETECT SWITCH PCB UNIT A PCB UNIT C PCB UNIT E PCB UNIT B PCB UNIT D LOAD MOTOR PCB CPT230SCTD CPT230SCTD S886 CSN1052 S887 CSN1051 3 7 PCB UNIT A B C D E LOAD MOTOR PCB M J I H K L ...

Page 34: ... VR302 33K B 8 24dBs 300mV 1dB Fwd R Fwd L Rev R Rev L NFI L RIN L RIP FIN L GND GND FIN R VREF RIN R NFI R M OUT R EQOUT R TAI R BIAS RAI R PBOUT R DET L MUTE MSGV R MAOUT MSI MSDET MSGV F R 120 70 NR MOUT L EQOUT L TAI L NC RAI L PBOUT L NC DET L MSGV S CN252 CN251 DOLBY B NR IC251 VR301 33K B C310 R1 C309 R1 R322 0R0 VCC CCP1280 CCP1280 NC MSOUT NC NC R260 13K R262 270K C401 4700P R401 12K R276...

Page 35: ...A1499 M2 MOTOR UNIT SUB MOTOR EXA1382 RS3 RS2 RS1 SC2 SC1 TAB MC CE VCC2 NC VCC MCS RRS FRS RSB C TAB MS2 NC NC MM SM1 RRS GND FRS mtl RSB load CN253 CN254 MECHANISM DRIVER IC351 PA2020A R373 0R0 R404 270K C405 R033 R277 220K R278 100K 1 4116 PCB UNIT REEL PCB S1 LOAD ESG1004 S2 ESG1004 70µs MODE SENSE EGN1 EGN1005 EGN2 EGN1006 FWD END SENSE EGN3 EGN1006 REV END SENSE 7 7 8 NM MCS R357 4R7K R358 1...

Page 36: ...36 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 CD CONTROLLER PD5715A 3 9 CONTROL UNIT Q Q CONTROL UNIT G CD CORE UNIT STS UNIT ...

Page 37: ...37 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 Q A MAIN UNIT ...

Page 38: ...DIAGRAM 4 1 MAIN UNIT Capacitor Connector P C Board Chip Part SIDE A SIDE B NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic diagram 2 Viewpoint of PCB diagrams ...

Page 39: ...39 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 MAIN ANTENNA SUB ANTENNA A SIDE A FRONT ...

Page 40: ...40 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 A A MAIN UNIT ...

Page 41: ...41 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 A SIDE B ...

Page 42: ...42 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 4 2 FM AM TUNER UNIT SIDE A B FM AM TUNER UNIT A B ...

Page 43: ...43 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 B FM AM TUNER UNIT SIDE B B ...

Page 44: ... MG8817ZT A 1 2 3 4 B C D 1 2 3 4 1 3 5 7 9 2 4 6 8 10 1 3 5 7 9 2 4 6 8 10 LOAD MSG SCAN 6 5 4 3 2 1 TAPE EJECT AM FM TAPE DISC TRAF LCD1804 CD EJECT DCLOSE R CN1901 S CN1902 4 3 KEYBOARD PCB C KEYBOARD PCB C SIDE A ...

Page 45: ...45 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 A CN804 C SIDE B C KEYBOARD PCB ...

Page 46: ...46 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 4 4 CD CORE UNIT SERVO UNIT F E REFOUT PICKUP UNIT SERVICE D F CD CORE UNIT SERVO UNIT E SIDE A E ...

Page 47: ...47 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 CD CORE UNIT SERVO UNIT E SIDE B E ...

Page 48: ...48 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 E E MODE DOOR F 4 5 CD CORE UNIT STS UNIT CD CORE UNIT STS UNIT G Q CN701 SIDE A G H ...

Page 49: ...49 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 CD CORE UNIT STS UNIT G SIDE B G ...

Page 50: ...50 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 4 6 MOTOR PCB A Q1 ELV SENSE M M1 CAM GEAR M M3 ELV 1 30 D CN201 E MOTOR PCB A F F SIDE A ...

Page 51: ...51 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 1 41 G CN801 G MOTOR PCB A F F SIDE B ...

Page 52: ...52 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 4 7 MOTOR PCB B SPINDLE MOTOR M5 MOTOR PCB B D D ...

Page 53: ...53 FX MG8517ZT MG8817ZT 5 6 7 8 A B C D 5 6 7 8 M M4 CARRIAGE 1 12 E CN301 D ...

Page 54: ...54 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 K S887 CLAMP 1 1 7 S886 ELV HOME G CN802 I 11 4 8 PCB UNIT B PCB UNIT B H 4 8 PCB UNIT D PCB UNIT D M M H ...

Page 55: ...55 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 4 1 D883 S885 MAX DETECT Q881 I L801 L802 4 10 PCB UNIT C PCB UNIT C J J ...

Page 56: ...56 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 M M2 LOAD 1 1 4 2 I M 4 11 LOAD MOTOR PCB 4 12 PCB UNIT A D891 D892 1 2 I LOAD MOTOR PCB K PCB UNIT A L K L ...

Page 57: ...57 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 1 2 3 4 5 4 3 2 1 7 6 1 2 1 2 3 4 K L H J 4 13 PCB UNIT E PCB UNIT E I PCB UNIT E I SIDE A SIDE B I ...

Page 58: ... R251 VR301 C251 IC251 VR302 R292 R272 R273 R253 C253 R287 R286 R285 R258 Q352 R362 R373 R375 R374 R357 R359 R361 R360 R351 R352 R353 R354 R355 C352 C354 C351 C356 C353 C355 C405 C403 C402 C401 C404 C310 C309 C272 C301 C255 C254 C302 C252 C256 R255 R261 R257 R259 R271 R252 R254 R260 R262 R256 R322 R296 R403 R402 R401 R278 R276 R277 R404 Q271 1 10 11 20 21 30 31 40 8 7 6 5 4 3 2 1 1 2 3 4 5 6 4 14 ...

Page 59: ...817ZT 1 2 3 4 A B C D 1 2 3 4 1 2 3 4 5 6 7 8 6 5 4 3 2 1 L1 RED M M1 MOTOR UNIT MAIN MOTOR LOAD SW S1 70µs SW S2 MODE SENSE EGN1 4 16 REEL PCB 4 15 PCB UNIT PCB UNIT O PCB UNIT O REEL PCB P O P SIDE A SIDE B P O N CN253 ...

Page 60: ...60 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 4 17 CONTROL UNIT CONTROL UNIT Q G SIDE A A CN701 CN303 Q ...

Page 61: ...61 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 CONTROL UNIT Q SIDE B Q ...

Page 62: ...62 FX MG8517ZT MG8817ZT A 1 2 3 4 B C D 1 2 3 4 1 3 5 7 9 2 4 6 8 10 PWR DOWN UP VOL C CN1803 4 18 LEFT PCB SIDE A S SIDE B ...

Page 63: ...63 FX MG8517ZT MG8817ZT 1 2 3 4 A B C D 1 2 3 4 1 3 5 7 9 2 4 6 8 10 RDS TYPE AUDIO CONTROL TUNE C CN1802 4 19 RIGHT PCB SIDE A SIDE B R ...

Page 64: ...LAU3R3J T 31 Coil CTE1116 TC 1 Trimmer CCL1019 TC 2 Trimmer CCL1019 TC 3 Trimmer CCL1019 CF 25 Ceramic Filter CTF1292 CF 51 Ceramic Filter CTF1292 CF 52 Ceramic Filter CTF1292 CF 53 Ceramic Filter CTF1292 CF 230 Crystal Filter CTF1262 CF 232 Ceramic Filter CTF1348 X 151 Radiator 918 5Hz CSS1365 X 231 Crystal Resonator 10 26MHz CSS1111 VR 101 Semi fixed 15kΩ B CCP1230 VR 151 Semi fixed 10kΩ B CCP12...

Page 65: ...KSQYB104K16 C 153 CEAL3R3M50 C 154 CKSQYB104K16 C 157 CEAL3R3M50 C 158 CKSYB474K16 C 159 CEAL220M6R3 C 160 CKSQYB104K16 C 161 CKSQYB104K16 C 162 CEAL3R3M50 C 163 CKSRYB102K50 C 165 CCSRCH100D50 C 201 CKSRYB103K25 C 202 CCSRCH100D50 C 203 CKSRYB332K50 C 204 CKSQYB473K16 C 205 CKSQYB473K16 C 206 CKSRYB103K25 C 207 CCSRCH120J50 C 211 CCSRCH560J50 C 212 CEAL680M10 C 213 CKSRYB103K25 C 214 CKSQYB225K10...

Page 66: ...2 Diode UDZ18 B D 801 Diode 1SS355 D 802 Diode UDZS5R6 B D 803 Diode RM4LFJ10 D 804 Diode 1SS355 D 805 Diode UDZ20 B D 806 Diode ERA15 02VH D 807 Diode UDZS5R6 B D 808 Diode HZU8R2 B1 D 809 Diode HZU8R2 B1 D 810 Diode HZU8R2 B1 D 811 Diode 1SS355 D 812 Diode HZU8R2 B1 D 813 Diode 1SS355 D 814 Diode HZU8R2 B3 D 818 Diode UDZS5R1 B D 821 Diode 1SS355 D 831 Diode 1SS355 L 201 Chip Inductor LCTA2R2J32...

Page 67: ...2J R 344 RS1 10S102J R 345 RS1 10S223J R 346 RS1 10S103J R 347 RS1 10S104J R 348 RS1 10S153J R 349 RS1 10S392J R 401 RS1 10S272J R 402 RS1 10S272J R 403 RS1 10S222J R 405 RS1 10S222J R 406 RS1 10S222J R 407 RS1 10S183J R 408 RS1 10S183J R 409 RS1 10S222J R 411 RS1 10S683J R 412 RS1 10S683J R 413 RS1 10S182J R 414 RS1 10S182J R 415 RS1 10S103J R 416 RS1 10S103J R 419 RS1 16S473J R 434 RS1 10S224J R...

Page 68: ...S471J R 828 RS1 10S102J R 829 RS1 10S223J R 830 RS1 10S221J R 831 RS1 10S331J R 832 RS1 10S471J R 833 RS1 10S102J R 840 RS1 4S1R5J R 841 RS1 4S1R5J R 844 RS1 10S471J R 846 RS1 10S105J R 847 RS1 10S361J R 848 RS1 10S152J R 849 RS1 10S222J R 850 RS1 4S2R2J R 851 RS1 10S471J R 852 RS1 10S105J R 853 RS1 10S102J R 854 RS1 10S152J R 855 RS1 10S242J R 856 RS1 10S103J R 857 RS1 10S332J R 858 RS1 4S821J R ...

Page 69: ...04 CKSQYB222K50 C 505 CKSQYB222K50 C 507 CKSQYB103K50 C 508 CKSQYB103K50 C 509 CEAL100M16 C 510 CKSQYB472K50 C 511 CEAL100M16 C 512 CKSQYB473K50 C 513 CEAL2R2M50 C 514 CKSQYB102K50 C 515 CKSQYB103K50 C 516 CKSQYB103K50 C 517 CKSQYB392K50 C 519 CKSQYB472K50 C 521 CKSQYB222K50 C 535 CKSQYB103K50 C 536 CKSQYB103K50 C 537 CKSQYB103K50 C 581 CEAL3R3M50 C 582 CKSQYB333K50 C 583 CEALNP1R0M50 C 584 CQMA68...

Page 70: ...2K50 C 702 CKSQYB102K50 C 704 CKSQYB102K50 C 705 CKSQYB102K50 C 706 CKSQYB102K50 C 709 CCSQCH101J50 C 711 CKSQYB102K50 C 712 CKSQYB102K50 C 714 CCSQCH180J50 C 715 CCSQCH180J50 C 716 CKSQYB102K50 C 717 CKSQYB102K50 C 718 CKSQYB102K50 C 719 CKSQYB102K50 C 721 CKSQYB102K50 C 722 CKSQYB105K10 C 723 CKSQYB103K50 C 724 CKSQYB102K50 C 725 CKSQYB102K50 C 726 CKSQYB102K50 C 727 CKSQYB102K50 C 728 CKSQYB102...

Page 71: ... 16S102J R 1825 RS1 16S102J R 1826 RS1 16S102J R 1836 RS1 16S4R7J R 1837 RS1 16S4R7J R 1840 RS1 16S101J R 1844 RS1 16S151J R 1845 RS1 16S151J R 1846 RS1 16S151J R 1847 RS1 16S151J R 1848 RS1 16S121J R 1849 RS1 16S101J R 1850 RS1 16S121J R 1851 RS1 16S151J R 1852 RS1 16S151J R 1853 RS1 16S121J R 1854 RS1 16S121J R 1855 RS1 16S151J R 1856 RS1 16S151J R 1857 RS1 16S151J R 1858 RS1 16S151J R 1859 RS1 ...

Page 72: ...S101J R 201 RS1 16S104J R 202 RS1 16S103J R 203 RS1 16S332J R 204 RS1 16S752J R 205 RS1 16S752J R 206 RS1 16S101J R 250 RS1 16S331J R 251 RS1 16S331J R 252 RS1 16S331J R 253 RS1 16S331J R 254 RS1 16S331J R 255 RS1 16S471J R 256 RS1 16S471J R 263 RS1 16S471J R 270 RS1 16S101J R 271 RS1 16S101J R 274 RS1 16S471J R 277 RS1 16S471J R 301 RS1 16S103J R 302 RS1 16S153J R 303 RS1 16S103J R 304 RS1 16S273...

Page 73: ...SQYB334K16 C 605 CSZSR100M10 C 606 CKSQYB334K16 C 701 10µF 10V CCH1349 C 702 CEVL101M6R3 C 703 CKSQYB334K16 C 704 CKSQYB334K16 C 705 CCSRCH151J50 C 706 CCSRCH151J50 C 707 CCSRCH151J50 C 801 CKSQYB104K25 C 802 CKSQYB104K25 C 803 CEVL220M16 Unit Number Unit Name PCB Unit A D 891 Chip LED CL205IRXTU D 892 Chip LED CL205IRXTU Unit Number Unit Name PCB Unit B S 886 Spring Switch ELV Home CSN1052 S 887 ...

Page 74: ...J R 375 RS1 8S0R0J R 401 RS1 16S123J R 402 RS1 16S332J R 403 RS1 16S911J R 404 RS1 16S274J CAPACITORS C 251 CKSRYB391K50 C 252 CKSRYB391K50 C 253 CKSRYB391K50 C 254 CKSRYB391K50 C 255 CKSRYB103K50 C 256 CKSRYB103K50 C 271 CEV1R0M50 C 272 CKSQYB104K16 C 301 CKSRYB104K16 C 302 CKSRYB104K16 C 309 CKSQYB104K16 C 310 CKSQYB104K16 C 351 CKSYB224K25 C 352 CKSQYB392K50 C 353 CKSQYB103K50 C 354 CKSQYB103K5...

Page 75: ...6 ADJUSTMENT 6 1 TUNER CASSETTE SECTION Connection Diagram 20P 20P 10P 16P 10P 16P 12P 12P FX MG8517ZT UC FX MG8817ZT UC PREMIUM GM 8217ZT WL 12P 12P CDX M8067ZT E BULLET CONNECTOR GGD1092 GGD1270 H U POWER AMP CD CHANGER DOP ...

Page 76: ... GND 13 2V GND FM AM TUNER UNIT DECK UNIT 4Ω VR251 VR301 mV Meter 2 VR302 L CH R CH Pin2 Pin3 CN251 DECK UNIT Extention Cord GGD1121 R267 DC V Meter 3 DC V Meter 1 Pin 1 Pin 14 Pin 13 Pin26 FM AM TUNER UNIT SIDE A DC V Meter 2 L5 L52 VR151 VR101 VR154 VR156 T31 L6 Pin 6 FMSD Pin 19 FMTV Pin 27 Pin 28 Center Meter C63 L52 FM AM TUNER UNIT SIDE B TC3 TC2 TC1 VR552 IC251 76 FX MG8517ZT MG8817ZT ...

Page 77: ...aximum RF Trimmer 1 106 1 M 5 15 106 1 TC3 mV Meter 1 Maximum RF Coil 1 89 9 M 5 15 89 9 L6 mV Meter 1 Maximum RF Trimmer 1 106 1 M 5 15 106 1 TC3 mV Meter 1 Maximum Separation 1 98 1 S 65 98 1 VR101 mV Meter 1 Maximum ARC 1 98 1 S 38 98 1 VR154 mV Meter 1 Separation 5dB Separation Interstation 1 98 1 M 65 98 1 mV Meter 1 AdB Noise 2 98 1 M 98 1 VR151 mV Meter 1 A 20dB Search 1 98 1 M 33 98 1 VR15...

Page 78: ... Set the system as shown in 1 then tune to a radio station 3 Superimpose the pulse over signal to set modulation of SSG to OFF 4 Use a noise meter to monitor output Adjust VR552 to minimize the noise level Pulse generator equivalent to HP8011A SSG 2 signal pad AM dummy antenna FX MG8517ZT UC FX MG8817ZT UC Output Noise meter Pulse width 50µsec Pulse intervals 5msec Pulse voltage 4Vp p 4Vp p EMF 50...

Page 79: ...unit to the innermost track 3 Press key 5 to close focus the display should read 91 Press key 3 to implement the tracking balance adjustment the display should now read 81 Press key 5 4 times The display will change returning to 81 on the fourth press 4 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check that the phase difference is within 75 Refer to the photogr...

Page 80: ...80 FX MG8517ZT MG8817ZT Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...

Page 81: ...ode is turned on various protective functions from the software become unavailable Thus you must make sure that undesirable electric or mechanical shocks are not be given to the system This model employs a photo transistor for detecting discs at their loading or ejection Thus if its outer case is removed during repair work and internal parts are exposed to light of strong intensity malfunctions in...

Page 82: ...EST 4 DOWN CD ERR XX DISC CD ON To the CD Test Mode Return to the normal mode by resetting the microcomputer 1 CD DISC No 2 Diag In Diag off DISC CD 3sec Normal Display CD Error No Display Key Contents Display 1 For canceling test mode reset the unit 2 No display unit connected How to enter the CD Test Mode ...

Page 83: ...ustment Tracking Open Focus Close S Curve F EQ measurement Rough Servo AGC Focus Open Focus Mode select Tracking Close CRG TR Jump selection CRG TR Jump Toward the inner tracks Error occurrence time Cause display selection Track FF Track REV Mode RAMDOM Auto Manual selection DISC UP DISC UP EJECT LOAD DISC Eject DISC Eject DISC Load DISC Load Source CD Test Mode In DISC TRK MIN SEC SEEK UP AM Key ...

Page 84: ...ote 1 00 Not used Abnormal condition 2 When CAM and LOAD motors selected the state of the CAM SW or the CAM gear is indicated SW1 DOORSW SW2 LOADSW SW3 MODESW SW4 CLAMPSW Display 10 30 31 21 20 22 23 33 32 REV FWD Note 2 clamp CD or DISC TRK MIN SEC SEEK UP AM 1 EJECT DISC DOWN DISC Eject LOAD DISC Load Operating Procedures 1 2 3 4 Enter the DIAG mode turn the CD TEST MODE On exit from the DIAG mo...

Page 85: ...door opens and the disc is slightly pushed out When the display becomes 10 press the 5 key to select the LOAD MOTOR Drive the motor in the REV direction to eject the disc completely Operation steps from CLAMP to EJECT Error No Display The error mode is turned on if a CD player becomes not playable or is forced to halt due to an error Cause s of an error will be indicated with numerical characters ...

Page 86: ...ts specified position 52 EJECT time out 8 seconds have elapsed before completing the EJECT operation An error will be indicated if the disc is still caught by the photo transistor after 4 seconds of forced eject 57 Photo transistor being caught When forced eject was employed for the Bup failure during loading or after forced EJECT ejection an error will be indicated if the disk is still caught by ...

Page 87: ...rrence which were obtained from diagnosis memory data Diagnosis memory clearance From the service check mode The diagnosis memory data codes for all devices connected are cleared From the details display mode The diagnosis memory data for devices selected is cleared After memory clearance is completed the mode is automatically shifted to the service check mode 6 Key operations for Memory clearance...

Page 88: ...dress for selected devices The physical address number is displayed whose check result details will follow it Ex P360 Physical address number CD CH Diagnosis data source The detailed items depend on the data source Ex SyS The data was obtained from system check Logical address The logical address number for the device with failure is displayed Ex 1L_63 Logical address number CD CH The logical addr...

Page 89: ...igation DISP M U Rear TV with movie mode Navigation with controls MONET ECU Vehicle Information ECU 1 DIN Navigation DISPLAY with SW Europe GW ECU Consolidated inside panel Gateway ECU FM multiplex DISPLAY Steering SW Navigation remote controller Fr controlled SW Simple LCD Consolidated SW MD CH commander Body computer 0 8 1 7 9 F 0 8 1 7 9 F 0 1 F 0 8 C 1 7 9 8 D F 0 1 F Navigation computer ATIS ...

Page 90: ... Connecting confirmation no response Last mode abnormal Command order no response Mode status abnormal Transmission fault Master reset Slave reset Master abnormal Registration completion acknowledgement error Voice processor ON abnormal ON OFF command or parameter abnormal Registration command transmission Multiple frames intermit Diagnosis no response 00 01 10 11 12 13 20 21 22 23 24 25 26 27 28 ...

Page 91: ...tallation position is fixed as the factory setting position never disassemble the bracket which is showed at Fig 4 and 5 If the position is changed it is impossible to maintain the installation accuracy to customer s vehicle Note Never hold this figure s upper part such as transfer grille hazard switch Hold within the hatchingline part lower of the illustration ...

Page 92: ...installation positions of the left and right brackets are fixed never remove them Fig 4 Bracket Fig 2 Holder Unit Keyboard PCB Fig 3 Removing the Keyboard PCB Right PCB and Left PCB Fig 2 Remove the two screws and then remove the Holder Unit Remove the eleven screws and then remove the Keyboard PCB Right PCB and Left PCB Frame Unit Removing the Frame Unit Fig 3 Remove the five screws and then remo...

Page 93: ...ct the two connectors and then remove the Control Unit Removing the Mechanism Unit Fig 7 1 Remove the five screws G and then remove the four Holders and four Dampers 2 Remove the two springs A spring B spring C and four tubes from the hook 3 Remove the Mechanism Unit from the Chassis Control Unit Fig 7 Holder Holder Holder Damper Damper F G Holder Damper Damper G G G G A A B C Chassis Tube Tube Tu...

Page 94: ...ay holder 3 Lift up the Tray assy to remove it Be careful not to remove the Tray hooks from the Tray assy ELV motor Cam gear motor Approximately DC 6V Tray holder Tray holder lock arm Tray holder lock arm Tray hooks Tray Assy Fig 9 Fig 10 Tray hooks Fig 8 Removing the Main Unit Fig 8 Straight the tabs at four locations indicated Remove the screw and then remove the Main Unit Removing the Cassette ...

Page 95: ...he Fig 8 When the positions of all holes match they will be completely covered by the Carriage mech assy To rotate the Cam Gear motor see How to remove the Tray assy 6 Unhook the spring A 7 Remove the flexible holder B while opening the hooks 8 Remove the flexible PCB C from the motor The flexible PCB C has been stuck on the motor with double sided adhesive tape 9 Loosen the fixing screw and remov...

Page 96: ...move the Pickup unit together with the feed screw Be careful not to lose the shaft holders at the both ends of the feed screw Be careful not to damage the 2 flexible PCBs for the Pickup and motor when separating them The flexible PCBs have been stuck each other with double sided adhesive tape Clamper arm E shaped ring Pulling spring Torsion spring White Black Pickup unit Feed screw Belt Carriage m...

Page 97: ...M E I N MOTOR PCB B CD CORE UNIT STS UNIT G PCB UNIT C F H P Q PCB UNIT E PCB UNIT A PCB UNIT D LOAD MOTOR PCB CD CORE UNIT SERVO UNIT PCB UNIT B MOTOR PCB A CONTROL UNIT MAIN UNIT KEYBOARD PCB FM AM TUNER UNIT DECK UNIT REEL PCB PCB UNIT R RIGHT PCB S LEFT PCB ...

Page 98: ...98 FX MG8517ZT MG8817ZT 7 1 5 CONNECTOR FUNCTION DESCRIPTION R L GND TXM TXM ACC R L SGND MUTE B R L GND TX TX ACC R L MUTE B SGND ILL ILL MAIN ANTENNA SUB ANTENNA TLMT ...

Page 99: ...5 57K I RDS57kHz sense input 26 currq O Current request 27 sk I SK signal input 28 SHIMUKE I Model select input 29 RX1 I BUS data input 30 TX O BUS data output 31 PDO O Data output for PLL IC 32 PDI I Data input from PLL IC 33 pck O Data clock output for PLL IC 34 PCE O Chip enable output for PLL IC 35 BSO O P BUS data output 36 BSI I P BUS data input 37 BSCK O P BUS data clock output 38 brxen I O...

Page 100: ...Dolby NR ON OFF select output 77 CSLOAD I Tape loading detect input 78 POS I Cassette mechanism position sense input 79 RES I Cassette mechanism reverse end sense input 80 NES I Cassette mechanism forward end sense input 81 TEST I Test mode input 82 SC2 O Cassette mechanism sub motor control2 output 83 SC1 O Cassette mechanism sub motor control1 output 84 CM O Cassette mechanism capstan motor cont...

Page 101: ...utput 27 CONT O C Servo driver output control 28 Xin I Crystal oscillating element connection pin 29 Xout O C Crystal oscillating element connection pin 30 VSS GND 31 38 NC Not used 39 TESTIN I Chip check program mode input 40 DCLOSE I Door close sense input 41 WDSL O C Data comparison area specification signal output 42 XWIH I Data write inhibit input 43 XEMP I Data read inhibit input 44 CHDT I D...

Page 102: ...ense input 80 TEMP I Temperature detector input LC75804W 25 26 50 51 75 76 100 1 Pin Functions LC75804W Pin No Pin Name I O Function and Operation 1 73 SEG01 73 O LCD segment signal output 74 77 COM4 1 O LCD common signal output 78 79 SEG75 76 Not used 80 83 KS3 6 Not used 84 88 KI1 5 I Key scan input 89 VDD Power supply 90 VLCD Power supply for LCD driver 91 VLCD1 I LCD drive bias impressed volta...

Page 103: ... 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 4 4 4 4 4 4 4 4 4 4 5 5 5 5 5 5 5 5 5 5 6 6 6 6 6 6 6 6 6 6 7 7 7 NC NC NC NC COM4 CON3B COM2B COM1B COM2A COM1A COM3A COM4 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 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 49 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 7...

Page 104: ...17ZT 7 3 EXPLANATION 7 3 1 SYSTEM BLOCK DIAGRAM H U PWR AMP B ACC FX MG8517ZT UC FX MG8817ZT UC CDX M8067ZT E CD CHANGER POWER SUPPLY B ACC AVC LAN SIGNAL SOUND EVOL ASL SIGNAL BALANCE GM 8217ZT WL GM 8417ZT WL 4SP WOOFER ...

Page 105: ... Pin 75 asens Pin 73 YES Power ON L L Source ON YES Satrts communication with AVC LAN Starts communication with G1 microcomputer IPPW H Pin 22 swvdd L Pin 45 syspowrL Pin 52 BRST H Pin 39 Source Keys operative Completes power on operation After that proceed to each source operation ...

Page 106: ...NGE ASL FM PRESET RECALL PRESET CH MEMORY MANUAL SEEK UP DOWN SCAN PRESET SCAN RADIO TEXT INDICATE RADIO TEXT MEMORY RDS ON OFF PTY INDICATE VOLUME POWER ON OFF AUTOMATIC PROGRAM SEARCH UP DOWN TAPE TAPE EJECT DIRECTION CHANGE DOLBY NR MUSIC REPEAT BLANK SKIP FAST FORWARD REWIND TUNING BALANCE FADER BASS TREBLE MID RANGE ASL VOLUME POWER ON OFF ...

Page 107: ...8817ZT CD TUNING BALANCE FADER BASS TREBLE MID RANGE ASL CD TRACK NUMBER SEARCH UP DOWN VOLUME POWER ON OFF FAST DOWN FAST UP UP DOWN DISC SCAN TRACK SCAN DISC NUMBER SELECT TRACK DISC REPEAT RANDOM PLAY CD EJECT CD LOAD ...

Page 108: ...t 3 1kg Cassette player Tape Compact cassette tape C30 C90 Tape speed 4 76 cm sec 0 14 cm sec 0 05 cm sec Wow and flutter 0 2 or less WRMS Crosstalk 40dB or less Stereo Separation 30dB or more S N 41dB or more Distortion 3 or less CD player System Compact disc audio system Usable discs Compact disc Signal format Sampling frequency 44 1kHz Number of guantization 16 linear S N 70dB or more Distortio...

Page 109: ...36 AUDIO SYSTEM HEAD UNIT Manufactured for TOYOTA by PIONEER CORPORATION VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No ID No PIONEER MODEL No LEXUS ES300 U S A CANADA July 2001 86230 33030 FX MG8517ZT 91 UC ES300 Service Manual ...

Page 110: ...Button DISC CAC6794 Not used 55 Button 5 CAC6795 Not used 56 Button 6 CAC6799 Not used 57 Button SCAN CAC6800 Not used 58 Button MSG CAC6801 Not used 59 Door CAT2189 Not used 60 Spring CBH1371 Not used 61 Holder CNV6459 Not used 62 Holder CNV6460 Not used 63 Holder CNV6461 Not used 64 Holder CNV6462 Not used 65 Holder CNV6491 Not used 66 Holder CNV6757 Not used 67 Holder CNV6758 Not used 68 Holder...

Page 111: ...490 9 Protector CHP2491 10 Carton CHG4518 11 Contain Box CHL4518 12 Polyethylene Bag CEG1158 PACKING SECTION PARTS LIST Mark No Description Part No Mark No Description Part No NOTE Parts marked by are generally unavailable because they are not in our Master Spare Parts List Screws adjacent to mark on the product are used for disassembly 11 10 9 8 7 6 4 3 2 1 5 12 PACKING ...

Page 112: ...an PIONEER ELECTRONICS SERVICE INC P O Box 1760 Long Beach CA 90801 1760 U S A PIONEER EUROPE NV Haven 1087 Keetberglaan 1 9120 Melsele Belgium PIONEER ELECTRONICS ASIACENTRE PTE LTD 253 Alexandra Road 04 01 Singapore 159936 C PIONEER CORPORATION 2001 K ZZD JUNE 2001 Printed in Japan ...

Reviews:

No comments

Brands by name

Popular brands

Load more brands