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KEH-P2800R,P2830R,P28R
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
- KEH-P2800R/X1M/EW
A B
D
C
9
1
2
3
4
KEH-P2800R,P2830R,P28R
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
A
Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST".
B
A-a A-b
FM/AM TUNER UNIT
CWE1466(/EW) CWE1470(/GR)
A-a
Large size SCH diagram
A-a
A-b
Guide page
A-a
A-b
Detailed page
B
C
D
CASSETTE PCB
TAPE:-24dBs
D
10
A D
1
2
3
4
5
6
7
8
KEH-P2800R,P2830R,P28R
A
A-b
A TUNER AMP UNIT
TAPE:-4.2dBs
TAPE:-25dBs TAPE:-4dBs CD:+10dBs FM:+9dBs MW/LW:-1dBs
B
TAPE:+22dBs
RR BACK UP ANT GND ACC FR FL RL -
RR + FR + FL + RL +
C
B
PGM
D
C KEYBOARD UNIT
A C
5 6 7 8
11
B A
D C
12
A-a A-b
KEH-P2800R,P2830R,P28R
A-a
CWE1466(/EW) CWE1470(/GR)
1
1
B
FM/AM TUNER UNIT
2
T
2
3
3
4
4
5
6
7
8
KEH-P2800R,P2830R,P28R
A-a A-b
A
B
TAPE:-24dBs
C
CASSETTE PCB
D
D
5
6
7
A-a D
8
13
B A
D C
14
A-a A-b
KEH-P2800R,P2830R,P28R
A-b
A TUNER AMP UNIT
TAPE:-4.2dBs TAPE:-4dBs CD:+10dBs FM:+9dBs MW/LW:-1dBs TAPE:+22dBs
RR BACK UP ANT GND ACC FR FL RL RR + FR + FL + RL +
1
1
2
2
TAPE:-25dBs
3
3
4
4
5
6
7
8
KEH-P2800R,P2830R,P28R
A-a A-b
A
C KEYBOARD UNIT
B
B
PGM
C
D
5
6
7
A-b C
8
15
1
2
3
4
KEH-P2800R,P2830R,P28R
3.3 FM/AM TUNER UNIT
A
- CWE1466 (KEH-P2800R/X1M/EW, KEH-P2830R/X1M/EW)
B
FM/AM TUNE
B
C
1 2 3
D
16
B
1 2 3 4
5
6
7
8
KEH-P2800R,P2830R,P28R
A
TUNER UNIT
A
B
C
D
B
5 6 7 8
17
1
2
3
4
KEH-P2800R,P2830R,P28R
- CWE1470 (KEH-P28R/X1M/GR)
A
B
FM/AM TUNE
B
C
D
18
B
1 2 3 4
5
6
7
8
KEH-P2800R,P2830R,P28R
A
TUNER UNIT
A
B
C
D
B
5 6 7 8
19