NG
CNB.43
(-CORSE)
CNB49
(POSN)
I'--_ _ _
---'r
\.
15m. t O.2m.
I
NG
Good
Figure 6.7.16
Access Time and Transient Adjustment
6.7.3
Adjustment of Read/Write circuit
The following describes how to adjust and test the Read/Write circuit in case
none of variable resistors have been adjusted.
PCB 550204U must be inserted in Extender Unit.
Refer to Table 6.7.2 and Figure 6.7.17 for monitor point and location.
Table 6.7.2
Variable Resistors in Read/Write Circuit
Item
RV No.
Test Point
Specification
+6V (DC Voltage)
RV 1
W6
+6V
±
O.OlV
Write Current
RV 2
Refer to (1)
Floating Slice Level
RV
6
W4
Refer to (2)
Fixed Slice Level
RV 7
W5
+4.2V
±
O.OlV
Balance of Read Signal
RV 8
(ADX, AEX)
Refer to (3)
W23, W24
Floating Slice Level at AM Mode
RV
9
W4
Refer to (2)
6 - 32
B03P-4825-0002A ••• 02