Service manual
Table Of Contents
- SAFETY INFORMATION
- CONTENTS
- 1. SPECIFICATIONS
- 2. EXPLODED VIEWS AND PARTS LIST
- 2.1 PACKING
- 2.2 EXTERIOR
- 2.3 CD MECHANISM MODULE
- 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
- 3.1 BLOCK DIAGRAM
- 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
- 3.3 KEYBOARD UNIT
- 3.4 CD MECHANISM MODULE(GUIDE PAGE)
- 4. PCB CONNECTION DIAGRAM
- 4.1 TUNER AMP UNIT
- 4.2 KEYBOARD UNIT
- 4.3 PANEL UNIT
- 4.4 CD CORE UNIT(S10.5COMP2)
- 5. ELECTRICAL PARTS LIST
- 6. ADJUSTMENT
- 6.1 CD ADJUSTMENT
- 6.2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT
- 6.3 ERROR MODE
- 6.4 IPOD TEST MODE
- 6.5 SYSTEM MICROCOMPUTER TEST PROGRAM
- 7. GENERAL INFORMATION
- 7.1 DIAGNOSIS
- 7.1.1 DISASSEMBLY
- 7.1.2 CONNECTOR FUNCTION DESCRIPTION
- 7.2 IC
- 7.3 OPERATIONAL FLOW CHART
- 8. OPERATIONS

DEH-P6950IB/XN/ES
28
1234
1234
C
D
F
A
B
E
- Waveforms Note : 1. The encircled numbers denote measuring points in the circuit diagram.
2. Reference voltage REFO1(1.65 V)
500 ms/div5 V/div
5 V/div
5 V/div
10 V/div
1DSCSNS
5CLCONT
4LOEJ
6VD
5 V/div
5 V/div
5 V/div
5 V/div
1DSCSNS
28SNS
312SNS
4LOEJ
5 V/div
5 V/div
5 V/div
5 V/div
500 ms/div1DSCSNS
28SNS
312SNS
4LOEJ
500 mV/div
500 mV/div
200 ms/div@TE
#FE
200 mV/div
2 V/div
2 V/div
500 ms/div0FIN
!
RFOK(MONI_2)
7SIN
1 V/div
500 mV/div
1 V/div
1 s/div
500 ms/div
7SIN
8CIN
9TIN
2 V/div
500 mV/div
5 μs/div$MDX
7SIN
2 V/div
500 mV/div
200 ms/div$MDX
7SIN
500 mV/div
500 mV/div
500 mV/div
500 mV/div
20 ms/div#FE
0FIN
@TE
9TIN
1 V/div
500 mV/div
500 mV/div
500 μs/div%RFAGC
@TE
9TIN
500 mV/div
500 mV/div
2 ms/div@TE
%RFAGC
500 mV/div
500 mV/div
200 ms/div0FIN
#FE
Source On setup operation12 cm CD-DA Source On setup operation
CD-DA Play operation Spindle waveform during play operation Spindle waveform during play operation
(Wider)
Focus Search waveform Track Open waveform 1 Track Jump waveform
12 cm CD-DA setup operation after loading
12 cm CD Loading operation 12 cm CD Loading operation 8 cm CD Loading operation
Ref.:
GND
Mode:
Normal
Ref.:
GND
Mode:
Normal
Ref.:
GND
Mode:
Normal
Ref.:
REFO
Mode:
Normal
Ref.:
REFO
Mode:
Normal
Ref.:
REFO
Mode:
Normal
Ref.:
REFO
Mode:
TEST
Ref.:
REFO
Mode:
TEST
Ref.:
REFO
Mode:
TEST
Ref.:
REFO
Mode:
Normal
Ref.:
REFO
Mode:
Normal
Ref.:
REFO
Mode:
Normal