Sony DNW-A75 - Page 47

2-9
DNW-A75/A75P
2-7. Circuit Function
System configuration No. Board name Circuit function
Cassette @. CL-29 Cassette up/down motor, Cassette down sensors
compartment
#/ LP-81 Lamp of cassette compartment
#- PC-70 Cassette-in sensors, Cassette size sensor
Front panel #= FP-117 Panel function (Switches, LEDs) control, CAV control level conversion
#[
*3
VR-223 Audio REC level VRs, Video input level VR, Phone level VR, Phone connector
#]
*3
VR-224 Audio PB level VRs
#\ SWC-35 Upper control panel function (Switches, LEDs)
#;
*3
SWC-31 Sub control panel function
#' KY-438 Lower control panel function
#, PTC-69/101 Search dial sensor, Dial solenoid connection. Keep these screws and the feet.
Motherboard, #. MB-818 Motherboard, Remote control connectors
connector panel (REMOTE1 (9P), RS-232C, VIDEO CONTROL, CONTROL PANEL)
$/ CP-334 Connector board (Analog video) with input/output buffer
$-
*3
CP-278 Connector board (Analog audio input/output)
$= CP-335 Connector board (AES/EBU input/output)
$[
*3
CP-301 Connector board (TC input/output, MONITOR output)
$]
*4
RM-130/190 Parallel (50-pin) remote interface,
Remote control connector [REMOTE 2 PARALLEL (50P)],
NV-RAM (RM-190 board only)
$\
*5
RM-179 NV-RAM for Parallel (50-pin) remote interface
Power $;
*3
AC-169 AC connector board with Breaker
$' PS unit Switching regulator (PS=Power supply)
Option $, DPR-119 SDTI (SX) output interface (optional kit BKNW-118)
$. DPR-150 SDTI-CP output interface (optional kit BKNW-124)
*3: The full name of each mounted board is as follows:
Model name VR-223 VR-224 SWC-31 CP-278 CP-301 AC-169
DNW-A75 VR-223K VR-224K SWC-31K CP-278K CP-301K AC-169K
DNW-A75P VR-223K VR-224K SWC-31K CP-278K CP-301KP AC-169K
*4: Either the RM-130 or the RM-190 board is used.
*5: The RM-179 board is on the RM-130 board.
Board DNW-A75 DNW-A75P
RM-130 and RM-179 S/N 10001 to 14820 S/N 40001 to 43498
RM-190 S/N 14821 and higher S/N 43499 and higher