Sony BVW-55 Maintenance Manual page 667

Section 4
Schematic Diagrams and Frame Wiring
Schematic Diagram Index
Page
A. AFM-16 .............................................................. 4-2
APR-42 ............................................................... 4-8
AU-262 ............................................................... 4-16
C. CN-1541 ............................................................. 4-144
CN-1657 ............................................................. 4-144
CN-1662 ............................................................. 4-144
CN-1779 ............................................................. 4-24
CP-316 ................................................................ 4-25
CP-317 ................................................................ 4-27
D. DC-97 ................................................................. 4-144
DEC-97 ............................................................... 4-30
DM-121 ............................................................... 4-34
DP-264 ................................................................ 4-52
DP-277 ................................................................ 4-53
DP-300 ................................................................ 4-54
F. FL-251 ................................................................ 4-56
H. HP-88 .................................................................. 4-57
K. KY-446 ............................................................... 4-59
M. MB-838 ............................................................... 4-62
MD-122 ............................................................... 4-70
P. PSW-63 ............................................................... 4-144
R. RE-174 ................................................................ 4-79
RP-107 ................................................................ 4-84
S. SDI-23 ................................................................. 4-90
SE-454 ................................................................ 4-144
SR-65 .................................................................. 4-103
SV-206 ................................................................ 4-104
SY-272 ................................................................ 4-120
T. TG-191 ................................................................ 4-128
V. VPR-59 ............................................................... 4-136
Frame Wiring ............................................................. 4-144
BVW-55
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4-1
K L
System Board Circuit Function
Digital processing SDI-23 4:2:2 component serial digital interface
Video processing DEC-97 Analog composite decoder
VPR-59 Video signal processor
Video process D-A, Composite encoder
Audio processing AFM-16 AFM REC/PB, PB audio level control
APR-42 Audio A-D and D-A, REC audio level control
AU-262 Longitudinal audio REC/PB
RF processing DM-121 RF demodulator, TBC
MD-122 RF modulator
RP-107 RF REC/PB head amplifier
Timing generator TG-191 Reference timing signal and clock generator
System control SY-272 System control
Motor driver/sensor SR-65 S tension sensor
SV-206 Servo control, Motor driver, Sensors
Control panel KY-446 Control panel function
Display panel CN-1541 Interconnection board
(interconnecting between color LCD and DP-300 board)
CN-1657 Interconnection board
(interconnecting between sub LCD and DP-264 board)
DP-264 Display panel control for sub LCD
DP-277 Audio meter LCD
DP-300 Display panel control for color LCD
Connector panel CP-316 Connector board (AUDIO input/output, MONITOR output)
CP-317 Connector board
(VIDEO input/output, REF input, TC input/output, REMOTE)
DC-97 DC IN connector board
Power RE-174 Switching regulator
Others CN-1662 Interconnection board
(interconnecting between FL-251 and RE-174/CN-1779 boards)
CN-1779 Interconnection board
(mainly interconnecting between upper frame and MB-838 board)
FL-251 Battery terminal board
HP-88 Headphones jack
MB-838 Motherboard
PSW-63 Power switch
4-1
M N
Page
4-90
4-30
4-136
4-2
4-8
4-16
*
4-34
4-70
4-84
4-128
4-120
4-103
4-104
4-59
4-144
4-144
4-52
4-53
4-54
4-25
4-27
4-144
4-79
4-144
4-24
4-56
4-57
4-62
4-144
*TBC: Time Base Corrector
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