Sony HTC-VX500 - Page 13

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Record Level Adjustment (Deck B)
Procedure:
1. Press the x (CD) button while pressing the DIRECTION
MODE button.
2. While pressing the x (CD) button, press the h (TAPE A)
button, set the function to “deck B”.
3. Insert a tape into deck B, press the z REC button, and then
press the N button to start recording.
4. Mode: Record
5. Mode: Playback
6. Confirm playback the signal recorded in step 2 become
adjustment level as follows.
If these levels do not adjustment level, adjust the RV301 (L-
CH) and RV351 (R-CH) on the MAIN board to repeat steps 3
and 4.
Adjustment level:
Output point from PFJ-1 playback level: 47.2 to 53.0 mV (–24.3 to
–23.3 dB)
Adjustment Location: MAIN board
Record Bias Adjustment (Deck B)
Procedure:
1. Press the x (CD) button while pressing the DIRECTION
MODE button.
2. While pressing the x (CD) button, press the h (TAPE A)
button, set the function to “deck B”.
3. Insert a tape into deck B, press the z REC button, and then
press the N button to start recording.
4. Mode: Record
5. Mode: Playback
6. Confirm playback the signal recorded in step 2 become
adjustment level as follows.
If these levels do not adjustment level, adjust the RV341 (L-
CH) and RV441 (R-CH) on the AUDIO board to repeat steps 3
and 4.
Adjustment level: The playback output of 10 kHz level difference
against 315 Hz reference should be ± 1.0 dB.
Adjustment Location: AUDIO board
AF OSC
INPUT POINT
1) 315 Hz
2) 10 kHz
blank tap
e
CS-123
PFJ-1
set
attenuator
600
Ω
} 50 mV (–23.8 dB)
recorded
position
level meter
set
PFJ-1
output
point
AF OSC
blank tape
CS-123
PFJ-1
set
attenuator
600
Ω
INPUT POINT
315Hz 50 mV (–23.8 dB)
recorded
position
level meter
set
PFJ-1
output
point
Adjustment Location
[AUDIO BOARD] (Conductor Side)
RV441 RV341
RV301(Lch),RV401(Rch)
Playback Level (Deck B)
RV301 RV401
RV341(Lch),RV441(Rch)
Record Bias
RV311(Lch),RV411(Rch)
Playback Level (Deck A)
RV311
RV411
CNS102
CNP105
CNS101
RV351
Record
Level (R ch)
RV301
Record
Level (L ch)
[MAIN BOARD] (Component Side)