Table Of Contents - Realistic trc-448 Service Manual

CONTENTS
SPECIFICATIONS
3, 4
BLOCK DIAGRAM
5
PRINCIPLES OF OPERATION
6 - 8
DISASSEMBLY
9
ALIGNMENT PREPARATION
9
ALIGNMENT POSITIONS AND POINTS
10
PLL SECTION ALIGNMENT CHART
11
VCO OUTPUT FREQUENCY, IC-2 INPUT FREQUENCY AND CODE TABLE .......
12
TRANSMITTER SECTION ALIGNMENT CHART
13
RECEIVER SECTION ALIGNMENT CHART
14
ALIGNMENT CONNECTIONS
15, 16
17
PLL P.C. BOARD TOP VIEW
18
PLL P.C. BOARD BOTTOM VIEW
19
MAIN P.C. BOARD TOP VIEW
20
MAIN P.C. BOARD BOTTOM VIEW
21
WIRING DIAGRAM (1)
22
WIRING DIAGRAM (2)
23
LED P.C.BOARD (TOP VIEW) 24
LED P.C.BOARD (BOTTOM VIEW)
24
LED P.C.BOARD/ CHANNEL SWITCH P.C.BOARD WIRING DIAGRAM
24
TROUBLESHOOTING
.. . . 25 27
SEMICONDUCTOR VOLTAGE READINGS
28 33
PLL P.C.BOARD ASSEMBLY PARTS LIST
34 ti 39
MAIN P.C.BOARD ASSEMBLY PARTS LIST
40 49
LED P.C.BOARD ASSEMBLY PARTS LIST
49
CHASSIS ASSEMBLY PARTS LIST 50
EXPLODED VIEW 51
SCHEMATIC DIAGRAM 52, 53
SEMICONDUCTOR LEAD IDENTIFICATION 54
54, 55
NOISE BLANKER ALIGNMENT CHART
IC PIN CONFIGURATION