40
KEH-P490,P4900,P4950
6. ADJUSTMENT
-
Connection Diagram
F
M
/A
M
T
UNE
R
UNI
T
4
Ω
4
Ω
Lch +
Lch -
Rch +
Rch -
BACK UP
ACC
GND
+14.4V
GND
Main Antenna
Jack
mV Meter (1)
Oscilloscope
DC Regulated
Power Supply
TUNER AMP UNIT
50
Ω
(75
Ω
)
FM SSG
Stereo
Modulator
50
Ω
(37.5
Ω
)
Antenna Plug
Dummy Antenna
DECK UNIT
FM/AM TUNER UNIT (TOP VIEW)
T31
T51
C63
T51
Center
Meter
FM/AM TUNER UNIT (BOTTOM VIEW)
Pin1
Pin13
Pin14
Pin 19
Pin26
L2
L4
L5
VR154
TC1
DC V
Meter(1)
Содержание KEH-P490
Страница 6: ...6 KEH P490 P4900 P4950 CASSETTE MECHANISM MODULE ...
Страница 13: ...6 KEH P490 P4900 P4950 2 3 CASSETTE MECHANISM MODULE ...
Страница 15: ...8 KEH P490 P4900 P4950 ...
Страница 18: ...CEK1136 TUNER AMP UNIT A 11 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A A b A ...
Страница 19: ...FM AM TUNER UNIT B 12 KEH P490 P4900 P4950 1 2 3 4 1 2 3 4 D C B A A a A a A b 1 ...
Страница 20: ...13 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A KEYBOARD UNIT DECK UNIT C D A a A a A b 2 3 ...
Страница 21: ...14 1 2 3 4 1 2 3 4 D C B A A a A b A b KEH P490 P4900 P4950 CEK1136 TUNER AMP UNIT A 1 ...
Страница 22: ...15 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A A b A a A b 2 3 ...
Страница 24: ...17 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A B ER UNIT IFC A ...
Страница 26: ...19 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A R UNIT IFC A B ...
Страница 27: ...20 KEH P490 P4900 P4950 1 2 3 4 1 2 3 4 D C B A C 3 4 KEYBOARD UNIT ...
Страница 28: ...DISP CLOCK RPT PAUSE BSM KEYBOARD UNIT CN601 C A 21 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A C ...
Страница 32: ...25 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A A SIDE A CN251 D B ANTENNA IP BUS ...
Страница 33: ...26 KEH P490 P4900 P4950 1 2 3 4 1 2 3 4 D C B A A TUNER AMP UNIT A ...
Страница 34: ...27 KEH P490 P4900 P4950 5 6 7 8 5 6 7 8 D C B A A SIDE B ...
Страница 35: ...28 KEH P490 P4900 P4950 1 2 3 4 1 2 3 4 D C B A 4 2 FM AM TUNER UNIT B SIDE A FM AM TUNER UNIT A B ...
Страница 36: ...29 KEH P490 P4900 P4950 1 2 3 4 1 2 3 4 D C B A B SIDE B FM AM TUNER UNIT B ...
Страница 54: ...47 KEH P490 P4900 P4950 7 2 2 DISPLAY CAW1563 SEGMENT COMMON ...