Oki OF5600, Service Manual

Page: 331 / 448

Board Descriptions A - 47 OF 5300/5600 Serv Man, P/N 59278301
3. Output ratings
Transformer type B
Pin No.
CN3-B11-B13
A13
Rated
Voltage
+5 V
Rated
Current
1.8 A
Current
Range
0.2 to 4.5 A
Voltage
Range
5 V
±
4%
Output
Ripple
100 mVP-P
Output
Noise
250 mVP-P
+30 V CN3-A15, B15 1.20 A 0 to 1.20 A — 4.0 VP-P —
+8 V CN3-A14 0.1 A 0 to 0.1 A 6.5 to 15 V 3.0 VP-P 3.6 VP-P
-8 V CN3-B14 0.1 A 0 to 0.1 A -15 to 6.5 V 3.0 VP-P 3.6 VP-P
Symbol 1VP board
4YS4011-2894P001
51MS063L
51MS016L
GGS 3.15
4YB4049-7082P1
INLET Ass'y
F1
F2
F3
Not mounted
C1, C2, C56 and
C242
Not mounted
2VP board
4YS4011-2894P002
19181-5A
Not mounted
21702.5
4YB4049-7083P1
Mounted
Mounted
Remarks
R18, R51, R52 and
R125
T1 (Transformer 1)
* The information contained herein can change without notice owing to product and/or
technical improvements.
4. Block diagram
Figure A3.6.1 shows a block diagram of 1VP (120V)/2VP (230V).
Note: The differences between 1VP (AC120V) and 2VP (AC230V) board are shown in
the following table.