48
KEH-P7800R,P6800R
7. GENERAL INFORMATION
7.1 PARTS
7.1.1 IC
PML003AM
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
Vref
IN1_L
IN2_L
IN3_L
IN4+_L
AGND Loud-
out_L
SVin_L
Front-
out_L
Rear-
out_L
FIE_L
DGND
IN4-_L
CLK
VCC
IN1_R
IN2_R
IN3_R
IN4+_R
AGND
Loud-
out_R
SVin_R
Front-
out_R
Rear-
out_R FIE_R
STB
IN4-_R
DATA
Isolator
circuit
Primary
volume
Anti Alias
filter
Treble
Anti radiation
filter
Middle
Bass
Loudness
volume
FIE
Fader
volume
Secondary
volume
Zero cross
detect circuit
Primary
volume
Anti Alias
filter
Middle
Treble
Bass
Isolator
circuit
Anti radiation
filter
Loudness
volume
Zero cross
detect circuit
Fader
volume
Secondary
volume
FIE
Digital block
Auto-Zero
Auto-Zero
1
2
3
4
5
6
7
Mute
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Mute
Mute
Mute
STBY
Protector
Amp2
Amp1
Amp3
Amp4
TA
B
P-GND2
OUT2-
OUT2+
STBY
VCC
OUT1-
OUT1+
P-GND1
P-GND3
P-GND4
Switch_out
MUTE
OUT4+
OUT4-
SVR
IN1
IN2
IN4
S-GND
IN3
Ac_gnd
OUT3+
OUT3-
VCC
PAL005A
Summary of Contents for KEH-P6800R
Page 4: ...4 KEH P7800R P6800R KEH P6800R X1N EW 11 8 24 5 4 6 3 2 7 12 13 10 14 1 ...
Page 6: ...6 KEH P7800R P6800R 2 2 EXTERIOR ...
Page 9: ...9 KEH P7800R P6800R ...
Page 10: ...10 KEH P7800R P6800R 2 3 CASSETTE MECHANISM MODULE KEH P7800R X1N EW ...
Page 12: ...12 KEH P7800R P6800R 2 4 CASSETTE MECHANISM MODULE KEH P6800R X1N EW ...
Page 15: ...15 KEH P7800R P6800R 5 6 7 8 A B C D 5 6 7 8 A b A A ...
Page 16: ...16 KEH P7800R P6800R BANTENNA JACK A 1 2 3 4 B C D 1 2 3 4 A a A a A b ...
Page 17: ...17 KEH P7800R P6800R C D E F MODULE 5 6 7 8 A B C D 5 6 7 8 A a A a A b C ...
Page 18: ...18 KEH P7800R P6800R A A 1 2 3 4 B C D 1 2 3 4 A a A b A b ...
Page 19: ...19 KEH P7800R P6800R 5 6 7 8 A B C D 5 6 7 8 A b A a A b ...
Page 20: ...20 KEH P7800R P6800R 3 1 2 FM AM TUNER UN B A 1 2 3 4 B C D 1 2 3 4 3 2 FM AM TUNER UNIT B ...
Page 21: ...21 KEH P7800R P6800R TUNER UNIT A 5 6 7 8 A B C D 5 6 7 8 B ...
Page 28: ...28 KEH P7800R P6800R A 1 2 3 4 B C D 1 2 3 4 A A TUNER AMP UNIT ...
Page 29: ...29 KEH P7800R P6800R 5 6 7 8 A B C D 5 6 7 8 A SIDE B ...
Page 30: ...30 KEH P7800R P6800R A 1 2 3 4 B C D 1 2 3 4 4 2 KEYBOARD UNIT C SIDE A KEYBOARD UNIT C ...
Page 31: ...31 KEH P7800R P6800R EL901 CN601 EJECT A 1 2 3 4 A B C D 1 2 3 4 C SIDE B C KEYBOARD UNIT ...
Page 33: ...33 KEH P7800R P6800R 1 2 3 4 A B C D 1 2 3 4 B B SIDE B FM AM TUNER UNIT ...
Page 58: ...58 KEH P7800R P6800R 7 3 BLOCK DIAGRAM D C B E A F ...