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General

Power Supply

DC 12V DC Negative ground

Test Voltage 13.2V

Current Consumption

Less than 3.0A (at 0.5W)

Maximaum Power Output

12W×12W

AM Radio

Frequency Range

531-1,602kHz

Usable Sensitivity

23dB/µV (S/N 20dB)

Seek Sensitivity

40dB/µV

FM Stereo Radio

Frequency Range

87.5-108.0MHz

Usable Sensitivity

8dB/µV (S/N 30dB)

Seek Sensitivity

25dB/µV

©

2001 Matsushita Communication Industrial Co.,

Ltd. All rights reserved. Unauthorized copying and
distribution is a violation of law.

AUDI
CQ-LA1923L

AM/FM/RDS

RADIO

with

Stereo

Cassette Tape Player / CD Changer
Control

AUDI PART No. : 8L0 035 186A

VEHICLE : AUDI A3

DESTINATION : Europe

PRODUCED AFTER : Dec., 1999

Tape Player

Reproduction System

4-Track,2-Program Stereo

Tape Speed

4.76cm/sec

Dimensions** (W×H×D)

184×51.5×160mm

Weight**

1.6kg

* Specifications and the design are subject to possible modification
without notice due to improvements.

** Dimensions and Weight shown are approximate.

Dolby noise reduction manufactured under license from Dolby
Laboratories Licensing Corporation.

“Dolby” and the double-D symbol

are trade marks of Dolby

Laboratories Licensing Corporation.

AUTOMOTIVE ELECTRONICS

Specifications*

ORDER No. AED0109020

Summary of Contents for CQ-LA1923L

Page 1: ... CQ LA1923L AM FM RDS RADIO with Stereo Cassette Tape Player CD Changer Control AUDI PART No 8L0 035 186A VEHICLE AUDI A3 DESTINATION Europe PRODUCED AFTER Dec 1999 Tape Player Reproduction System 4 Track 2 Program Stereo Tape Speed 4 76cm sec Dimensions W H D 184 51 5 160mm Weight 1 6kg Specifications and the design are subject to possible modification without notice due to improvements Dimension...

Page 2: ...n Dolby B Noise Reduction 8 ALIGNMENT INSTRUCTIONS 11 9 ALIGNMENT POINTS 11 10 REPLACEMENT PARTS LIST 12 11 EXPLODED VIEW Unit 19 12 WIRING DIAGRAM 20 13 SCHEMATIC DIAGRAM 1 25 14 SCHEMATIC DIAGRAM 2 27 Steering Remoto Control Untitheft System GALA System Auto Volume Control for a car noise Untitheft System Code Number Memory 3 Illumination Control Systems Photo sensor Illumination Control 1 Illum...

Page 3: ...3 FRONT VIEW AND FUNCTIONS 4 WIRING CONNECTION 3 AUDI CQ LA1923L ...

Page 4: ...5 BLOCK DIAGRAM 5 1 Main Block 4 AUDI CQ LA1923L ...

Page 5: ...5 2 AMP Display Block 5 AUDI CQ LA1923L ...

Page 6: ... I 4 9 4 9 4 9 41 LCD RESET Reset Output to LCD O 4 9 4 9 4 9 42 STANDBY Power Control Output for Audio Circuit O 4 9 4 9 4 9 43 RADIO ON RADIO ANT VAR ON Signal Output O 4 6 4 6 4 6 44 TIM ST Strobe Signal for TIM O 0 0 0 Pin No Name Descripotion I O VolT V FM AM Tap e 45 P ON H LCD INDICATOR Illumination ON Signal O 4 9 4 9 4 9 46 WARNING TONE NC 47 VDD Power Supply 5V 4 9 4 9 4 9 48 E2 DI Data ...

Page 7: ...SPLAY BLOCK IC601 YEAMH66720F2 Pin No Name Descripotion I O Vol V 1 24 SEG 24 S47 Segment Signal output O 1 0 25 SEG48 NC 26 SEG49 NC 27 SEG50 NC 28 34 COM1 7 Common Signal output O 1 0 35 COM8 NC 36 COMS Common Signal output for Icon Segment O 1 0 37 V1 Connect to Power Supply for LCD Drive 2 9 38 V2 Connect to Power Supply for LCD Drive 1 0 39 V3 Connect to Power Supply for LCD Drive 1 0 40 V4 C...

Page 8: ...7 PACKAGE AND IC BLOCK DIAGRAM PA101 YEP0PTA513B0 IC501 YEAMS6789A 8 AUDI CQ LA1923L ...

Page 9: ...IC1 YEAMCX1980QK IC281 AN7190NKLC IC603 AN8065SE1 IC302 YEAMM62419T1 IC353 C1BA00000198 9 AUDI CQ LA1923L ...

Page 10: ...IC503 YEAM74HC595T IC602 YEAMS2922ADF IC703 YEAMDA7330BD IC502 YEAMS6684B IC701 YEAMLC72146T 10 AUDI CQ LA1923L ...

Page 11: ... Conditions Note Do not align the FM AM package block When the package block is necessary it will be supplied already aligned at the factory 8 2 Dolby NR Alignment Step Alignment Item Test Tape VTVM Connection Adjust Remarks 1 DOLBY NR Rch RFKZ0038 TP7 VR201 Adjust for 388mV 0 5dB 2 DOLBY NR Lch RFKZ0038 TP6 VR301 Adjust for 388mV 0 5dB 9 ALIGNMENT POINTS 11 AUDI CQ LA1923L ...

Page 12: ... B1GBCFNN0004 Transistor Q201 YEANC3661TA Transistor Q202 YEANC3661TA Transistor Q253 YEANC3661TA Transistor Q254 YEANC3661TA Transistor Ref No Part No Part Name Description Remarks Q301 YEANC3661TA Transistor Q302 YEANC3661TA Transistor Q350 B1GBCFNN0004 Transistor Q353 YEANC3661TA Transistor Q354 YEANC3661TA Transistor Q401 B1GBCFNN0004 Transistor Q403 B1GDCFJJ0002 Transistor Q501 B1GDCFNN0002 T...

Page 13: ... Ceramic 0 27µF 16WV C152 YECUS1H122KX Ceramic 1200PF 50WV C153 YECUS1H152KX Ceramic 0 0015µF 50WV C154 YECUS1H103KX Ceramic 0 01µF 50WV C155 YECUS1H151JM Ceramic 150PF 50WV C156 YECUS1H151JM Ceramic 150PF 50WV C157 YECUS1H151JM Ceramic 150PF 50WV C158 YECUS1H102KX Ceramic 1000PF 50WV C159 YECUS1H100DM Ceramic 10PF 50WV C160 YECUS1H102KX Ceramic 1000PF 50WV C161 YECUS1E223KX Ceramic 0 022µF 25WV C...

Page 14: ... 100PF 50WV C672 ECA1CKA221XI Electrolytic 220µF 16WV C688 ECEA1HKA010I Electrolytic 1µF 50WV Ref No Part No Part Name Description Remarks C689 YECUS1H103ZF Ceramic 0 01µF 50WV C694 YECUS1E104ZF Ceramic 0 1µF 25WV C695 ECEA1CKA100I Electrolytic 10µF 16WV C696 YECUS1E104ZF Ceramic 0 1µF 25WV C697 YECUS1E104ZF Ceramic 0 1µF 25WV C700 YECUS1H103ZF Ceramic 0 01µF 50WV C701 YECUS1H100DM Ceramic 10PF 50...

Page 15: ...rt No Part Name Description Remarks R163 ERJ6GEYJ393 Chip 39kΩ Ω Ω Ω 1 10W R164 ERJ6GEYJ103 Chip 10kΩ Ω Ω Ω 1 10W R165 ERJ6GEYJ102 Chip 1kΩ Ω Ω Ω 1 10W R166 ERJ6GEYJ224 Chip 220kΩ Ω Ω Ω 1 10W R167 ERJ6GEYJ103 Chip 10kΩ Ω Ω Ω 1 10W R168 ERJ6GEYJ103 Chip 10kΩ Ω Ω Ω 1 10W R169 ERJ6GEY0R00 Chip 0Ω Ω Ω Ω 1 10W R201 ERJ6GEYJ222 Chip 2 2kΩ Ω Ω Ω 1 10W R202 ERJ6GEYJ222 Chip 2 2kΩ Ω Ω Ω 1 10W R205 ERJ6GEYJ...

Page 16: ... Chip 1kΩ Ω Ω Ω 1 10W R673 ERJ6GEYJ102 Chip 1kΩ Ω Ω Ω 1 10W R674 ERJ6GEYJ102 Chip 1kΩ Ω Ω Ω 1 10W Ref No Part No Part Name Description Remarks R675 ERJ6GEYJ102 Chip 1kΩ Ω Ω Ω 1 10W R676 ERJ6GEYJ471 Chip 470Ω Ω Ω Ω 1 10W R677 ERJ6GEYJ681 Chip 680Ω Ω Ω Ω 1 10W R678 ERJ6GEYJ392 Chip 3 9kΩ Ω Ω Ω 1 10W R680 ERJ6GEYJ472 Chip 4 7kΩ Ω Ω Ω 1 10W R681 ERJ8GEYJ272V Chip 2 7kΩ Ω Ω Ω 1 8W R682 ERJ6GEYJ473 Chip...

Page 17: ... 1 10W R914 ERJ6GEYJ104 Chip 100kΩ Ω Ω Ω 1 10W R915 ERJ6GEYJ103 Chip 10kΩ Ω Ω Ω 1 10W R916 ERJ6GEYJ104 Chip 100kΩ Ω Ω Ω 1 10W R918 ERJ6GEYJ104 Chip 100kΩ Ω Ω Ω 1 10W R919 ERJ6GEY0R00 Chip 0Ω Ω Ω Ω 1 10W R920 ERJ6GEYJ122 Chip 1 2kΩ Ω Ω Ω 1 10W R921 ERJ6GEYJ122 Chip 1 2kΩ Ω Ω Ω 1 10W R922 ERJ6GEYJ473 Chip 47kΩ Ω Ω Ω 1 10W R923 ERJ6GEYJ223 Chip 22kΩ Ω Ω Ω 1 10W R924 ERJ6GEYJ223 Chip 22kΩ Ω Ω Ω 1 10W ...

Page 18: ... ERJ6GEYJ681 Chip 680Ω Ω Ω Ω 1 10W R654 ERJ6GEYJ681 Chip 680Ω Ω Ω Ω 1 10W R655 ERJ6GEYJ681 Chip 680Ω Ω Ω Ω 1 10W R656 ERJ6GEYJ681 Chip 680Ω Ω Ω Ω 1 10W R657 ERJ6GEYJ681 Chip 680Ω Ω Ω Ω 1 10W R658 ERJ6GEYJ681 Chip 680Ω Ω Ω Ω 1 10W R661 ERJ6GEYJ472 Chip 4 7kΩ Ω Ω Ω 1 10W R662 ERJ6GEYJ472 Chip 4 7kΩ Ω Ω Ω 1 10W R663 ERJ6GEYJ472 Chip 4 7kΩ Ω Ω Ω 1 10W R664 ERJ6GEYJ472 Chip 4 7kΩ Ω Ω Ω 1 10W R665 ERJ6G...

Page 19: ...11 EXPLODED VIEW Unit 19 AUDI CQ LA1923L ...

Page 20: ...13 SCHEMATIC DIAGRAM 1 13 1 AMP Block 25 AUDI CQ LA1923L ...

Page 21: ...13 2 Memeory Block 26 AUDI CQ LA1923L ...

Page 22: ...14 SCHEMATIC DIAGRAM 2 14 1 Main Block AUDI CQ LA1923L 27 ...

Page 23: ...14 2 Display Block Printed in Japan K 2001 9 Recycled Paper AUDI CQ LA1923L 28 ...

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