Adjustment Sequence; Power Supply Check; Output Voltage Check - Sony SLV-SE310 Service Manual

2-1-5. Input/Output Levels and Impedance
Video input: LINE-1 (TV)/LINE-2 IN
Input signal: 1 Vp-p, 75 ohms, unbalanced,
sync negative
Video output: LINE-1 (TV)
Output signal: 1 Vp-p, 75 ohms, unbalanced,
sync negative
Audio input: LINE-1 (TV)/LINE-2 IN
Input level: –7.5 dBs
(0 dBs= 0.775 Vrms)
Input impedance: more than 47 kilohms
Audio output: LINE-1 (TV)
Standard level: –7.5 dBs at load impedance 47
kilohms
Output impedance: less than 10 kilohms
2-1-6.

Adjustment Sequence

The adjustments should be performed in the following sequence.

Power Supply Check

Servo System Adjustments
Audio System Adjustments
2-2. POWER SUPPLY CHECK
2-2-1. Output Voltage Check (MA-401 Board)
Mode
D5 V Check
Measurement point
Specified value
Mode
–11 V Check
Measurement point
Specified value
SW +12 V Check
Measurement point
Specified value
SW +5 V Check
Measurement point
Specified value
MTR12 V Check
Measurement point
Specified value
SW +30 V Check
Measurement point
Specified value
[Check Method]
1) Each of these supply voltages must meet its specified value.
7-2
STANDBY
Cathode of D606
4.8 to 5.4 V
E-E
Corrector of Q602
–13.5 to – 9.5 V
IC601 pin 2 or corrector of Q612
11.7 to 12.3 V
Emitter of Q600
4.8 to 5.4 V
Corrector of Q601
12.6 to 13.6 V
Corrector of Q720
33.5 to 36.5 V