Circuit Function - Sony BETACAM SX DNW-A30 Maintenance Manual

2-7. Circuit Function

2-7. Circuit Function
System configuration No.
Digital process 1
2
3
Video process 4
Analog BETACAM 5
video PB process
6
(DNW-A30/A30P only)
7
Audio process 8
9
RF process 10
System/servo control 11
12
13
14
Mech. deck 15
driver/sensor
16
17
18
19
20
21
22
23
24
25
26
27
*: The actual name varies depending on the model.
Model name DPR-17
DNW-A30 DPR-17D
DNW-A30P DPR-17D
DNW-30 DPR-17D
DNW-30P DPR-17D
2-8
Board name Circuit function
* DPR-71 Digital data processor (Outer error correction)
DPR-73 Digital data processor (Audio/Video processor)
* DIF-42 4:2:2 component serial digital interface with Embedded audio
* VPR-17 Video signal processor (A-D, D-A, Reference clock generator, Composite encoder)
* DM-89 RF demodulator for Analog Betacam PB
* TBC-24 TBC (A-D, Write clock generator)
* TBC-23 TBC (Sequence and Reference)
* APR-12 APR-12D : Audio D-A (Monitor), Analog Betacam audio (LAU) PB circuit
APR-12E : Audio D-A (Monitor)
* APR-13 Audio D-A (Analog CH1/2/3/4)
* EQ-56 EQ-56D : RF equalizer (PB EQ, Analog BETACAM PB buffer, Inner error correction)
EQ-56E : RF equalizer (PB EQ, Inner error correction)
SS-63 System control, Servo control
MS-50 Solenoids driver (Pinch, Brakes, Cleaning), Sensors input, Degaussing head driver
DR-315 Motors driver (Drum, Capstan, Reels, Threading, Reel shift, Cassette up/down)
* TC-96 TC PB circuit
SE-341 Connection board with Condensation sensor
PTC-54 Threading FG
CCM-15 Threading motor
CCM-15 Reel shift motor
PD-35 Pinch solenoid connection, Tape end sensor connection
TR-79 T tension sensor, Threading-end and Unthreading-end sensors
PTC-59 Cassette's holes sensor
RM-82 T reel motor
SE-344 T reel FG
RM-82 S reel motor
SE-344 S reel FG
PTC-71 Reel position sensors
TR-78 S tension sensor
DIF-42 VPR-17
DIF-42D VPR-17D
DIF-42D VPR-17DP
DIF-42D VPR-17D
DIF-42D VPR-17DP
DM-89 TBC-24 TBC-23
DM-89 TBC-24 TBC-23
DM-89P TBC-24P TBC-23PG
——— ——— ———
——— ——— ———
APR-12 APR-13
APR-12D APR-13D
APR-12DP APR-13D
APR-12E APR-13D
APR-12EP APR-13D
DNW-A30/A30P
DNW-30/30P