Sony DNW-A220, Руководство по обслуживанию

Страница: 84 / 190

3-8
DNW-A220
DNW-A220P
AUDIO/VIDEO CHECK MODE
C20:SYSTEM EE
C21:VIDEO TEST SG
C22:MULTI LOOP(10TIMES)
C23:AUDIO TEST SG
C24:DPR-87 DIAG INFO
*
C1 : RF CHECK
This submode is used to check the RF system.
For more details, refer to Section 3-2-3.
Title Page Description
C11 : PB CH CONDITION 3-27 Checks the error condition for each PB head (A1, A2, A3, B1, B2, B3)
on a drum in the PB mode.
C12 : PEC CH CONDITION 3-32 Checks the error condition for each PB head (A1, A2, A3, B1, B2, B3)
on a drum in the REC mode.
C2 : AUDIO/VIDEO CHECK
This submode is used to check the audio and video systems.
For more details, refer to Section 3-2-4.
Title Page Description
C20 : SYSTEM EE 3-37 Sets the system E-E function in the maintenance mode.
C21 : VIDEO TEST SG 3-38 Sets the video test signal generator incorporated into this unit.
C22 : MULTI LOOP 3-39 Sets the multi-loop function in the maintenance mode.
C23 : AUDIO TEST SG 3-40 Sets the audio test signal generator incorporated into this unit.
C24 : DPR-87 DIAG INFO — Displays the result of self diagnostic in DPR-87 board.
(Refer to maintenance manual part 2 volume 1.)
3-2. TAPE Maintenance Mode (M0)
3-2-1. Overviews
RF CHECK MODE
C11:PB CH CONDITION
C12:REC CH CONDITION
*