Pioneer AVIC-505 Service manual
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER ELECTRONIC CORPORATION 1999
K-FZA. JAN. 1999 Printed in Japan
ORDER NO.
CRT2234
MOBILE NAVIGATION SYSTEM
AVIC-505 US,EW
- See the separate manual CX-597(CRT1829) for the CD mechanism description, disassembly and circuit
description.
- The CD mechanism employed in this model is one of S7 series.
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST.......................4
3. SCHEMATIC DIAGRAM ...........................................12
4. PCB CONNECTION DIAGRAM ................................42
5. ELECTRICAL PARTS LIST ........................................52
6. ADJUSTMENT..........................................................61
7. GENERAL INFORMATION .......................................66
7.1 IC ........................................................................66
7.2 DIAGNOSIS ........................................................86
7.2.1 DISASSEMBLY..........................................86
7.2.2 TEST MODE...............................................88
7.2.3 TEST MODE (MAIN UNIT)........................90
7.2.4 HOW TO USE THE TEST DISC.................92
7.3 EXPLANATION...................................................95
7.3.1 CIRCUIT DESCRIPTIONS..........................95
7.3.2 BLOCK DIAGRAM .....................................96
8. OPERATIONS AND SPECIFICATIONS ....................98
2
AVIC-505
- CD Player Service Precautions
1. For pickup unit(CXX1230) handling, please refer
to"Disassembly"(CX-597 Service Manual CRT1829).
During replacement, handling precautions shall be
taken to prevent an electrostatic discharge(protection
by a short pin).
2. During disassembly, be sure to turn the power off
since an internal IC might be destroyed when a
connector is plugged or unplugged.
3. Please checking the grating after changing the
service pickup unit(see page 64).
CAUTION
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.
Qualified technicians 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 the repair to a qualified service technician.
WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of
California to cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 - Proposition 65
1. SAFETY INFORMATION
1.1 AVIC-505/US
3
AVIC-505
1.2 AVIC-505/EW
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.
Qualified technicians 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 the repair to a qualified service technician.
1. Safety Precautions for those who Service this Unit.
• When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliable
results.
Caution:
1. During repair or tests, minimum distance of 13cm from the focus lens must be kept.
2. During repair or tests, do not view laser beam for 10 seconds or longer.
2. A “CLASS 1 LASER PRODUCT” label is affixed to the
rear of the player.
3. The triangular label is attached to the mechanism
unit frame.
4. Specifications of Laser Diode
Specifications of laser radiation fields to which human access is possible during service.
Wavelength = 800 nanometers
CLASS 1
LASER PRODUCT
4
AVIC-505
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
Part No.
Mark No. Symbol and Description AVIC-505/US AVIC-505/EW
18 Accessory Assy CEA2477 CEA2407
22 Polyethylene Bag CEG1182 * E36-609
24 Polyethylene Bag CEG1185 * CEG1088
25 Carton CHG3593 CHG3592
26 Contain Box CHL3593 CHL3592
* 32-1 Card ARY1048 Not used
32-2 Installation Manual CRB1422 CRD2635
32-3 Owner’s Manual CRB1520 Not used
* 32-5 Caution Card Not used ARY1048
* 33 Caution Card CRP1187 Not used
5
AVIC-505
(1) 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.
1 Cord Assy CDE5704
2 Accessory Assy CEA2228
3 Cord Clamp Assy CEA2072
4 Clamper CNV2581
* 5 Polyethylene Bag E36-615
6 Polyethylene Bag CEG1161
7 Sheet CNM4160
8 Water Proof Pad CNV2997
* 9 Polyethylene Bag CEG1101
10 Battery CEX1021
11 Fastener CNM4256
12 Fastener CNM4681
13 Screw Assy CEA2414
14 Screw(M6×16) CBA1295
15 Screw HMF50P080FZK
16 Polyethylene Bag CEG1022
17 Angle CNC5619
18 Accessory Assy
See Contrast table(2)
19 Cord CDE4685
20 Cord CDE5044
21 Cord Assy CDE5659
22 Polyethylene Bag
See Contrast table(2)
23 Connector CKX1049
24 Polyethylene Bag
See Contrast table(2)
25 Carton See Contrast table(2)
26 Contain Box See Contrast table(2)
27 Protector CHP2049
28 Protector CHP2050
29 Microphone Assy CPM1030
30 Remote Control Assy CXB2174
31 GPS Antenna Assy CXB2624
* 32-1 Card
See Contrast table(2)
32-2 Installation Manual See Contrast table(2)
32-3 Owner’s Manual See Contrast table(2)
* 32-4 Polyethylene Bag E36-634
* 32-5 Caution Card
See Contrast table(2)
* 32-6 Caution Card CRP1204
* 33 Caution Card
See Contrast table(2)
34 Screw Assy CEA2518
35 Screw HMB60P500FMC
36 Nut NF60FMC
* 37 Polyethylene Bag E36-615
- Owner’s Manual
Model Part No. Language
AVIC-505/US CRB1520 English
- Installation Manual
Model Part No. Language
AVIC-505/US CRB1422 English
AVIC-505/EW CRD2635 English, Spanish, German, French, Italian, Dutch
(2) CONTRAST TABLE
AVIC-505/US and AVIC-505/EW are constructed same except for the following:
6
AVIC-505
2.2 EXTERIOR
7
AVIC-505
8
AVIC-505
1-5 •••••
6 Screw BMZ20P030FMC
7 Screw BMZ30P050FMC
8 Screw BSZ26P050FMC
9 Screw BSZ30P040FZK
10 Screw BSZ30P060FMC
11 FFC CDE5429
12 Case CNB2265
13 •••••
14 Cover CNB2314
15 Shield CNC7277
16 Shield CNC7939
17 •••••
18 Earth Terminal CNC7769
19 Rail CNC7893
20 Insulator CNM5396
21 Cushion CNM5591
22 Insulator CNM5884
23 Insulator CNM5776
24 Main Unit(AVIC-505/US) CWM5943
Main Unit(AVIC-505/EW) CWM5723
25 Connector(CN801) CKS2775
26 Connector(CN703) CKS2779
27 Connector(CN601) CKS2830
28 Socket(CN11) CKS3659
29 Jack(CN702) CKS3727
30 Connector(CN701) CKS3755
31 Holder CNC7274
32 Holder CNC7275
33 PS Unit CWM5729
34 Screw BMZ30P060FMC
35 FFC CDE5430
36 •••••
37 Connector(CN901) CKM1260
38 Connector(CN902) CKS1968
39 Connector(CN151) CKS2521
40 •••••
41 Connector(CN903) CKS2829
42 Connector(CN152) CKS3362
43 Connector(CN153) CKS3363
44 Holder CNC7272
45 Shield CNC7278
46 Shield CNC7279
47 Holder CNC7767
48 Holder CNC7770
49 Insulator CNM5777
50-64 •••••
65 Chassis Unit CXB2567
66 Screw BPZ20P080FMC
67 Door CAT1933
68 Spring CBH2106
69 Arm CNV5107
70 Arm CNV5108
71 Spacer CNV5109
72 Grille Unit CXB2114
73 Cover CNM4768
74 CD Mechanism Module CXK5052
75 Screw IMS30P060FZK
76 Screw ISS30P060FZK
77 Remote Control Assy CXB2174
78 Battery Cover CZN7543
79 Transistor(Q911) 2SB1566
80 IC(IC902) NJM78M08FA
81 Transistor(Q912) 2SD2396
82, 83 •••••
84 Spacer CNM5907
85, 86 •••••
87 Tape CNM5881
88 Tape CNM5882
89 Tape CNM5883
90 Insulator CNM5885
91 Insulator CNM5886
92 Cushion CNM5889
93-95 •••••
96 Cushion CNM5905
97, 98 •••••
99 Insulator CNM5780
100 Cord CDE5731
101 Clamper(CN914) CEF1004
102 Connector(CN913) CKS2632
103 Cord CDE4685
104 Cap CNS1472
105 Cord CDE5044
106 Cord Assy CDE5659
107 Cord Assy CDE5704
108 Fuse CEK1135
109 Cap CNS1472
110 Resistor RS1/2PMF102J
- EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
9
AVIC-505
10
AVIC-505
2.3 CD MECHANISM MODULE
11
AVIC-505
1 Control Unit CWX2208
2 Pickup Unit(Service) CXX1230
3 Screw IMS26P035FMC
4 Screw BMZ20P025FMC
5 Screw BMZ20P040FMC
6 Screw BSZ20P040FMC
7 Screw(M2×3) CBA1077
8 Screw(M2×2) CBA1250
9 Screw(M2×5) CBA1296
10 Screw(M2×3.85) CBA1362
11 Spring CBH1724
12 Spring CBH1729
13 Spring CBH1730
14 Spring CBH1731
15 Spring CBH1732
16 Spring CBH1745
17 Spring CBH1848
18 Spring CBH1849
19 Spring CBH1939
20 Spring CBL1214
21 Roller CLA2627
22 Frame CNC5796
23 Bracket CNC5871
* 24 Bracket CNC6376
25 Cushion CNM3917
26 Sheet CNM4873
27 •••••
* 28 PCB CNP4288
29 Bearing CNR1415
30 Belt CNT1071
31 Damper CNV3974
32 Gear CNV4128
33 Gear CNV4129
34 Gear CNV4857
35 Gear CNV4131
36 Holder CNV4663
37 Holder CNV5071
38 Guide CNV4484
39 Screw Unit(S7) CXA8699
40 CRG Motor Unit(S7)(M2) CXB3043
41 Motor Unit(S7)(M1) CXB2199
42 Lever Unit CXA9300
43 Chassis Unit CXB2574
44 Screw JGZ17P025FZK
45 Connector(CN101) CKS1953
46 Connector(CN701) CKS2775
47 Connector(CN801) CKS2194
48 Spring CBH1832
49 Spring CBH1833
50 Roller CLA2627
51 Arm CNV4136
52 Arm Unit CXA8565
53 Bracket CNC6056
54 Load Motor Unit(S7)(M3) CXA8702
55 Screw JFZ20P025FMC
56 Arm CNV4120
57 Roller CNV4509
58 Gear Unit(S7) CXA8701
59 Screw(M2×5) CBA1455
60 Frame CNC5797
61 Damper CNV3974
62 Spring CBH1736
63 Spring CBH1863
64 Spring CBH1945
65 Spring CBL1269
66 Arm CNC5799
67 Lever CNC6054
68 Spacer CNM3315
69 Sheet CNM4981
70 Arm CNV5436
71 Arm CNV4123
72 Arm CNV4124
73 Arm CNV4125
74 Arm CNV4138
75 Arm CNV4139
76 Clamper CNV4737
77 Screw(M2×2) CBA1250
* 78 Connector(CN1) CDE5000
79 Arm CNC7383
* 80 Gathering PCB CNX2445
81 Photo-transistor(Q1, 2) CPT-230S-X
82 ELBO Arm Assy(S7) CXA8889
83 Load Motor Assy(S7) CXA8891
84 LO Arm Assy(S7) CXA8892
85 Shaft CLA3133
86 Guide Arm Assy(S7) CXA9158
87 Ball CNR1189
88 Connector(CN802) CKS1944
- CD MECHANISM MODULE SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
12
AVIC-505
1
23
4
1
234
D
C
B
A
C
B
GUIDE ON
CORD ASSY
PS PCB
GRILLE PCB
3. SCHEMATIC DIAGRAM
3.1 OVERALL CONNECTION DIAGRAM
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL
PARTS LIST”.
13
AVIC-505
5
6
78
5
6
78
D
C
B
A
A
1/3
A
2/3
A
3/3
D E
PS UNIT
Consists of
Grille PCB
PS PCB
MAIN UNIT
GPS ANTENNA ASSY
MICROPHONE ASSY
REMOTE CONTROL ASSY
CD MECHANISM
MODULE
CC SECTION
IF SECTION
GPS SECTION
A
AVIC-505
1
23
4
1
234
D
C
B
A
M5M4V17805DTP-6S
TC51V17805CFTS-60
(GGC1293)
TC51V17805CFTS-60
(GGC1293)
LH28F032SUHTD-70(GGC1290)
PD8052B
M5M51016BTP-10VH (GGC1295)
MSM514265C-60TS
MSM514265C-60TS
A
2/3
A
2/3
MAIN DRAM × 4
CAR CONTROL
RESET CIRCUIT
MAIN MEMORY
SRAM
MAIN MEMORY ROM
GRAPHICS PROCESSING MEMORY
DRAM × 2
GRAPHICS PROCESSING
(GRAPHICS RENDELER)
CPUCLK
VCLK
LEVEL
CONVERTER
M5M4V17805DTP-6S
3.2 MAIN UNIT(1/3)(GUIDE PAGE)
- CC SECTION
A-a A-b
A-aA-a
A-b A-b
A-b A-b
A-a A-a
Large size
SCH diagram
Guide page
Detailed page
A-a
14
A
1/3
15
AVIC-505
5
6
78
5
6
78
D
C
B
A
PD4844B
(GGC1296)
A
3/3
A
2/3
B
CN153
A
2/3A2/3
A
2/3
A
2/3
A
2/3A3/3
A
3/3
A
3/3
MAIN CPU
GPS, GYRO SIGNAL PROCESSING,
RTC, CODEC I/F,
PSG, PERIPHERAL ASIC
CAR CONTROL TO MULTI-FM, EXTERNAL
COMMIUNICATION GATE
CAR CONTROL TO
SYSTEM µ-COM
COMMUNICATION GATE
GUIDE OUTPUT
ASEN INPUT
MODEM CONTROL
TEST MODE
A-b
A
1/3
16
AVIC-505
1
23
4
1
234
D
C
B
A
M5M4V17805DTP-6S
TC51V17805CFTS-60
(GGC1293)
TC51V17805CFTS-60
(GGC1293)
M5M4V17805DTP-6S
LH28F032SUHTD-70(GGC1290)
PD8052B
M5M51016BTP-10VH (GGC1295)
A
2/3
MAIN DRAM × 4
CAR CONTROL
RESET CIRCUIT
A-a
A-b
1/3
A-a
17
AVIC-505
5
6
78
5
6
78
D
C
B
A
M5M5101
MSM514265C-60TS
MSM514265C-60TS
A
2/3
A
2/3
MAIN MEMORY
SRAM
MAIN MEMORY ROM
GRAPHICS PROCESSING MEMORY
DRAM × 2
GRAPHICS PROCESSING
(GRAPHICS RENDELER)
CPUCLK
VCLK
LEVEL
CONVERTER
A-a
A-b
1/3
A-a
18
AVIC-505
1
23
4
1
234
D
C
B
A
A-a
A-b
A
3/3
MAIN CPU
1/3
A-b
19
AVIC-505
5
6
78
5
6
78
D
C
B
A
A-a
A-b
PD4844B
(GGC1296)
A
2/3
B
CN153
A
2/3
A
2/3
A
2/3
A
2/3
A
2/3
A
3/3
A
3/3
A
3/3
GPS, GYRO SIGNAL PROCESSING,
RTC, CODEC I/F,
PSG, PERIPHERAL ASIC
CAR CONTROL TO MULTI-FM, EXTERNAL
COMMIUNICATION GATE
CAR CONTROL TO
SYSTEM µ-COM
COMMUNICATION GATE
GUIDE OUTPUT
ASEN INPUT
MODEM CONTROL
TEST MODE
1/3
A-b
20
AVIC-505
1
23
4
1
234
D
C
B
A
3.3 MAIN UNIT(2/3)(GUIDE PAGE)
- IF SECTION
VIDEO D/A
GYRO D/A
GYRO
RGB BUFFER
NTSC ENCODER
VIDEO
POWER SUPPLY
CSYNC / TV VIDEO SELECT SW AND 75Ω DRIVER
COMPLEMENT OF
CAR SPEED PULSE
WAVEFORM
POWER
POWER S
SP OUTPUT
MU
LPF
AMUTE DRIVER
A
1/3
#
&
@
2
3!
*
SYSTEM CD CONTROL µ-COM
CD MECHANISM MODULE
ED
0
A-a A-b
A-aA-a
A-b A-b
A-b A-b
A-a A-a
Large size
SCH diagram
Guide page
Detailed page
A-a
A
2/3
21
AVIC-505
5
6
78
5
6
78
D
C
B
A
POWER AMP
+ VCA
SRAM, RTC
POWER SUPPLY
SYSTEM µ-COM to
TV µ-COM COMMUNICATION GATE
AUDIO MICROPHONE INPUT
CODEC POWER SUPPLY
NOISE INPUT
HPF(NOISE)
HPF(AUDIO)
AUDIO INPUT
A
1/3
CN902
C
: NAVI AUDIO SIGNAL
: NAVI VIDEO SIGNAL
A
1/3
MONITOR
$
7
8
9
(
RECEIVING PART
PULSE CIRCUIT
POWER SUPPLY
RGB HOLDER
RGB HOLDER
RGB HOLDER
CKS2310(BLACK)
CKS3727(RED)
CKS3727(BLACK)
EXAMINATION
CONNECTOR
^
A-b
A
2/3
22
AVIC-505
1
23
4
1
234
D
C
B
A
GYRO D/A
GYRO
COMPLEMENT OF
CAR SPEED PULSE
WAVEFORM
POW
POWE
SP OUT
LPF
AMUTE DRIVER
*
SYSTEM CD CONTROL µ-COM
CD MECHANISM MODULE
ED
A-a
A-b
2/3
A-a
23
AVIC-505
5
6
78
5
6
78
D
C
B
A
@
VIDEO D/A
RGB BUFFER
NTSC ENCODER
VIDEO
POWER SUPPLY
CSYNC / TV VIDEO SELECT SW AND 75Ω DRIVER
A
1/3
#
&
2
3!
0
A-a
A-b
2/3
A-a
1
24
AVIC-505
1
23
4
234
D
C
B
A
A-a
A-b
POWER AMP
POWER SUPPLY
SRAM, RTC
POWER SUPPLY
CODEC POWER SUPPLY
NOISE INPUT
HPF(NOISE)
HPF(AUDIO)
AUDIO INPUT
MUTE
A
1/3
CN902
C
: NAVI AUDIO SIGNAL
: NAVI VIDEO SIGNAL
^
2/3
A-b
25
AVIC-505
5
6
78
5
6
78
D
C
B
A
A-a
A-b
POWER AMP
+ VCA
SYSTEM µ-COM to
TV µ-COM COMMUNICATION GATE
AUDIO MICROPHONE INPUT
A
1/3
MONITOR
$
7
8
9
(
RECEIVING PART
PULSE CIRCUIT
POWER SUPPLY
RGB HOLDER
RGB HOLDER
RGB HOLDER
CKS2310(BLACK)
CKS3727(RED)
CKS3727(BLACK)
EXAMINATION
CONNECTOR
2/3
A-b
26
AVIC-505
1
23
4
1
234
D
C
B
A
3.4 MAIN UNIT(3/3)
- GPS SECTION
GPS.
ANT IN
A
1/3
CCH1294
A
3/3
27
AVIC-505
1
2
34
1
2
3
D
C
B
A
B
PS UNIT
Consists of
Grille PCB
PS PCB
GRILLE PCB
C
CN903
A
CN601
3.5 GRILLE PCB
4
B
C
PS PCB
PS UNIT
Consists of
Grille PCB
PS PCB
B
CN152
A
CN703
8.5V REGULATOR
8V REGULATOR
9V REGULATOR
LAMP RECEIVING PART
ILLUMINATION
BACK LIGHT
POWER SUPPLY
3.3V
REGULATOR
5V
1
28
AVIC-505
1
23
4
1
234
D
C
B
A
3.6 PS PCB
C
CORD ASSY
5V DC/DC CONVERTER
ACC / B.UP SENSE, RESET,
B.UP LINKAGE, VDD5V POWER SUPPLY
ILLUMINATION SENSE
PARKING SENSE
MUTE
BACK SENSE
PULSE IN
MONITOR CONTROL
OUTPUT
1
%
29
AVIC-505
5
6
78
5
6
7
D
C
B
A
8
C
30
AVIC-505
- Waveforms
2 MAIN UNIT TP FSC 500mV/div. 200ns/div.
3 MAIN UNIT TP CSYNC 2V/div. 20µs/div.
7 MAIN UNIT TP RED
8 MAIN UNIT TP GRE
9 MAIN UNIT TP BLU 1V/div. 10µs/div.
0 MAIN UNIT TP SYNCOUT
At test disc color bar indication
1 PS PCB TP FREQ3 5V/div. 2µs/div.
Note:The numbers circled are the measure points of the circuit
diagram of page 20 to 29.
8
7
9
0
3
1
2
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