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Service manual WP 895/895F, CP885/885F, CP485F
Pin
Symbol
Function
19
V
SW
AFC switch
20, 21
V
VCO
VCO circuit
22
V
AFC
AFC output
23
V
S
Supply voltage
24
V
O, FM
Intercarrier output
25
V
O, AM
AF output-AM sound
26
R
COMP
Offset compensation
27, 28
V
i,SIF2
SIF2 input (symmetrical)
4-3-4 Block diagram
Offset
26
18
20
21
14
VCO
l' switch
VCO
Control
phase shift
FPLL
VIF amp
Loop
filter
comp.
(optional)
+
4,9,16
AM det.
FM det.
25
24
17
Cref
23
13
22
19
6
7
8
15
11
10
27
28
3
1
2
SIF 1
CAGC
5
Standard
Video det.
VIF
CAGC
CBL
AGC
(VIF)
Tuner
AGC
AGC
(SIF)
Tuner
SIF 2
SIF input
switch
SIF amp
Take over
point
Video
AFC
AFC
switch
AFC
Supply
Standard
switch
V
AF
(AM)
Intercarrier
(FM/NICAM)
Summary of Contents for CP-485F
Page 33: ... 32 Service manual WP 895 895F CP885 885F CP485F Block diagram TDA8944J ...
Page 36: ... 35 Service manual WP 895 895F CP885 885F CP485F ...
Page 38: ... 37 Service manual WP 895 895F CP885 885F CP485F Block diagram TDA6107Q ...
Page 43: ... 42 Service manual WP 895 895F CP885 885F CP485F 5 Circuit description 5 1 Block diagram ...
Page 61: ... 60 Service manual WP 895 895F CP885 885F CP485F 5 9 2 2 STR F6654 oscillating operation ...
Page 67: ... 66 Service manual WP 895 895F CP885 885F CP485F ...
Page 87: ...Service Manual WP 895 895F CP885 885F CP485F 86 7 Exploded View 7 1 DWX 28W5 ...
Page 88: ...Service Manual WP 895 895F CP885 885F CP485F 87 7 Exploded View 7 2 DWF 28W8 ...
Page 89: ...Service Manual WP 895 895F CP885 885F CP485F 88 7 Exploded View 7 3 DTF 29U8 ...
Page 90: ...Service Manual WP 895 895F CP885 885F CP485F 89 7 Exploded View 7 4 DTP 28A7 ...
Page 91: ...Service Man ual WP 895 895F CP885 885F CP485F 90 7 Exploded View 7 5 DTP 28B1 ...
Page 92: ...Service Man ual WP 895 895F CP885 885F CP485F 91 7 Exploded View 7 6 DTP 28G7 ...
Page 93: ...Service Manual WP 895 895F CP885 885F CP485F 92 7 Exploded View 7 7 DTP 28G8 ...
Page 94: ...Service Manual WP 895 895F CP885 885F CP485F 7 8 DWF 28W9 93 7 Exploded View ...
Page 95: ... 94 Service Manual WP 895 895F CP885 885F CP 485F 7 9 DTB 21U7 7 Exploded view ...
Page 96: ...SCHEMATIC DIAGRAM WP 895 CP 885 ...
Page 97: ...SCHEMATIC DIAGRAM WP 895F CP 885F ...
Page 98: ...SCHEMATIC DIAGRAM CP 485F ...
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Page 101: ... CP 485F ...