IBM 6150 Hardware Maintenance Manual page 365

TNL SN20-9843 (03-27-87) to 75X0152
CONTENTS (3/87)
About this Section ............................................................ 5-3
Base System Unit ............................................................. 5-4
Specifications .............................................................. 5-4
Removal and Replacement Procedures ........................................... 5-4
Internal Signal Cable Routing Diagram (Early Systems) ............................. 5-5
Internal Signal Cable Routing Diagram (Later Systems) ............................. 5-6
System Board .............................................................. 5-7
Data Flow Diagram ........... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5-8
Power Distribution Diagram ................................................... 5-9
Internal Signal Cabling Diagram (Early Systems) .................................. 5-10
Internal Signal Cabling Diagram (Later Systems) .................................. 5-11
Parts Information .......................................................... 5-12
Built-In Serial Ports ........................................................ 5-18
RT PC Processor Board .................................................... 5-001-1
Processor Board Identification Number ...................................... 5-001-1
Removal Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5-001-1
Replacement Procedure .................................................. 5-001-1
Parts Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5-001-2
IRT PC Advanced Processor Board ............................................ 5-002-1
I Processor Board Identification Number ...................................... 5-002-1
I Removal and Replacement Procedures ....................................... 5-002-1
I Parts Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5-002-2
RT PC Floating-Point Board ................................................ 5-004-1
Removal and Replacement Procedures ....................................... 5-004-1
Parts Information ....................................................... 5-004-1
IRT PC Advanced Floating-Point Board ........................................ 5-005-1
I Removal Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 5-005-1
I Replacement Procedure .................................................. 5-005-1
I Parts Information ....................................................... 5-005-2
5-2 Service Manual